2022年12月29日星期四

Things You Should Know About Floor Scrubbers

 The term "scrubber" is used to describe what we call an automatic scrubber or an auto scrubber. The term "automatic scrubber" is the term more commonly used today, and in its most basic function it is an alternative to a mop and bucket.

 

How do floor scrubbers work?

Floor scrubbers often have brushes or scrubbing pads, as well as a container to hold a mixture of cleaning solution and water, and another container to recycle the soap solution. The surface area you can cover depends on the size of the said solution tank. The waste water tank is important as it reduces the amount of water on the floor.

 

The scrubber first screens the water and solution through its brushes. This results in an even distribution so that each section is cleaned as the brushes are rotated across the floor. As you move, the suction pick attachment helps the vacuum system to pick up the water and transfer it to the waste water tank.

OT-A12 Floor Scrubber

OT-A12 Floor Scrubber

 

An automatic scrubber does three main things at once.

#1 : It delivers a cleaning solution to the cleaning brush or floor pad - this can be water or water mixed with floor cleaner.

#2 : It uses a device like a brush or floor pad to clean and scrub the floor.

#3 : It has a recycling system that uses a suction rake and a hoover to suck up the dirty water after cleaning.

 

Types of floor scrubbers

You can choose between a driving or a push-type scrubber; some of the smaller models are even fully automated and will move on their own. Driving scrubbers tend to reduce operator fatigue, while push scrubbers offer more control when you have to clean tight spaces.

 

Commercial floor scrubbers are available with round, cylindrical or square oscillating brush heads. The round brushes provide constant rotation when the scrubber is in motion. You can also get machines in various sizes to handle larger floors or narrower corridors. When choosing a mat or brush, you can determine which piece is suitable for your surface area.

 

If you want to choose a floor scrubber for your company's specific use case, the power supply is another aspect you need to consider. Floor scrubber batteries come in a variety of styles and you can even replace certain types of batteries in the aftermarket.

OT-A9 Floor Scrubber

OT-A9 Floor Scrubber

Some machines have some sort of hybrid design which includes all of these features. However, in recent years there has been an increased focus on making smaller, lighter and easier to operate machines. Regardless of the specific size you choose, the machine itself will always perform the same basic functions.

 

When your floors require frequent, thorough and hygienic scrubbing, the reliable OuTan ride on floor scrubber will help keep your facility in top condition. Choose the high-quality construction of an OuTan ride on floor scrubber designed to withstand the harshest environments - and handle the most delicate. In addition to cleaning large spaces in less time with OuTan's ride on floor scrubber.

 

OuTan offers a wide selection of industrial scrubbers in a variety of sizes and functions. Get a large scrubber or a compact battery powered scrubber. Equip your facility with a ride-on scrubber for increased productivity and operator comfort.

OT-A7 Floor Scrubber

OT-A7 Floor Scrubber

What is the biggest advantage of using an automatic scrubber?

There are 3 main advantages of using an automatic scrubber (floor scrubber).

 

1: Cleaning speed

Cleaning floors with an automatic scrubber is much faster than cleaning floors with a mop and bucket. According to ISSA (the global cleaning industry association), it takes one hour to clean an area of approximately 1500 sq ft to 2000 sq ft with a mop and bucket. On the other hand, with a medium-sized automatic scrubber, you can clean approximately 20,000 square feet in the same hour. With a larger automatic scrubber you can clean over 50,000 sq ft in one hour.

 

2: Less water used

The second advantage is that the automatic scrubber uses much less water than when mopping. This is not only good for the environment, but also makes efficient use of water and cleaning agents when cleaning floors.

 

3: Cleaner floors

The third advantage is that an automatic scrubber will provide you with better cleaning results and hygienic floors. The reason for this is that mopping spreads dirt around, whereas an automatic scrubber will suck up the dirt and leave a cleaner, drier floor surface.

 

OuTan wants to make sure you have the best equipment for your area. Contact us today to find the machine you want. Our experts will know what batteries and chargers you need, and what cleaning fluid is right for you. Let us provide you with a clean area and the machine that can do the job.


source


you can click here to choose which you are need.

2022年12月28日星期三

The use and development of expanded metal mesh

  Expanded metal mesh is a variety in the metal screen industry. After the metal sheet is processed by special machinery (expanded steel mesh punching and shearing machine), it is formed into a meshed object. Also known as metal expanded mesh, diamond mesh, iron mesh, metal expansion mesh, heavy expanded metal mesh, pedal mesh, punching plate' aluminum mesh, stainless steel expanded mesh, granary mesh, antenna mesh, filter element mesh, audio mesh, etc.

Expanded metal mesh series, with firm holes and long service life, are widely used. They are mainly used in civil construction, batching cement, protection of machinery and equipment, handicraft manufacturing, and high-end speaker grilles. Highway guardrail, sports venue fence, road green belt protection net. Heavy-duty expanded metal mesh can be used for oil tanker pedal nets, heavy machinery and working platforms, escalators and walkways for boilers, oil mines, locomotives, and ships of 10,000 tons. It can also be used in the construction industry, highways and bridges as steel bars.

It is also used in national defense, industry, railways and highways, shipbuilding, coal, light industry and textiles, building materials, agricultural and sideline industries, aquaculture, gardening, minerals, petrochemicals, home appliances, as well as integrated ceilings, doors and windows anti-theft, safety passages, corridor stairs Baffles, tables, chairs, benches, air vents, various cargo-carrying boxes, shelves, etc.



With the continuous development of the world's industrial automation, innovation and the rapid development of the national economy, the domestic and foreign markets have a very broad development prospect for expanded metal mesh and my country's expanded metal mesh equipment industry. Further, newer requirements

When the new industry develops, the changes of expanded metal mesh products are slowly developing in the following four aspects.

1. Types of expanded metal mesh products: The types of expanded metal mesh products should also continue to increase, both horizontally and vertically, improving the breadth and depth of products, and expanding and extending on the original basis.

2. Quantity of expanded metal mesh: The number of expanded metal mesh products should be effectively increased and expanded, not only to meet the growing needs of domestic expanded metal mesh production enterprises, but also to adapt to the latest situation of foreign expanded expanded metal production and development, and actively expand exports.

3. In terms of product quality: we strive for excellence in product quality, to produce advanced and high-quality products, the quality must be stable and reliable, and to meet the precise requirements of the process. longevity and stable reliability.

4. Continuous research and development of new products is required in network manufacturing technology: innovation will have a way out, not only to consolidate and develop various research and development achievements of domestic advanced network equipment, but also to minimize the gap between international advanced network equipment. The gap, but also to learn and digest international advanced technology on the basis of the "production, learning and research" combination of new ideas of product development, the development of "precise, efficient, assembly line, specialization, automation" the latest network technology, create We have produced modern and advanced network technology and network equipment with China's independent intellectual property rights.

BZ WIRE MESH produces and sells various metal wire mesh products such as Architectural Wire Mesh, Stainless Steel Cable MeshStainless Steel Wire Mesh, etc. We accept customized production and we can also provide design and installation services for our clients

2022年12月27日星期二

How to Use Thread Repair Kits?

 Thread repair kits are used to repair damaged or stripped threads in a hole or on a bolt. They typically consist of a tap, a die, and installation tools. Here is a general guide on how to use thread repair kit:


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1.Clean the area around the damaged threads thoroughly to remove any debris or contaminants.


2.Determine the size of the threads you need to repair. Consult the thread repair kit's instructions or a thread gauge to determine the correct size tap and die for your repair.


3.Install the tap into the tap handle and lubricate the tap with cutting oil.


4.Position the tap over the damaged threads and begin turning the tap handle clockwise to cut new threads. Be sure to turn the tap handle slowly and steadily, applying even pressure.


5.Once the tap has cut through the damaged threads, remove it from the hole and clean any debris from the newly-cut threads.


6.Install the die onto the die handle and lubricate the die with cutting oil.


7.Position the die over the newly-cut threads and begin turning the die handle clockwise to finish the threads. Be sure to turn the die handle slowly and steadily, applying even pressure.


8.Once the die has finished the threads, remove it from the hole and clean any debris from the newly-repaired threads.


9.Test the repaired threads by installing a bolt or screw into the repaired hole. If the bolt or screw turns smoothly and seats properly, the repair is complete. If not, repeat the process until the repair is successful.


10.It's important to follow the instructions provided with the thread repair kit​ carefully and to use the correct size tap and die for your repair. Using the wrong size or applying too much pressure can cause further damage to the threads.

2022年12月26日星期一

What are the Different Types of Ball Valves?

  What is a Ball Valve?

A ball valve is a type of valve that controls hydraulic flow by using a spherical perforated barrier. To open or close a ball valve, it is normally spun 90 degrees around its axis. Its one of the most common types of valve. Ball valves can be used for both liquid and gas applications. Because of their extended service life and dependable sealing during their service life, they are very popular in the chemical, petrochemical, and oil and gas industries. Ball valves are also suitable for vacuum and freezing applications.

 

How does it work?

The valve contains a hole through which the flow may conveniently go when the ball within the valve is properly integrated with the two ends of the valve. The valve is totally shut when the hole is exactly perpendicular to the devices ends. When the hole is in any other position, the flow is completely or partially halted.

 

Some of the types of Valves:

One-Piece Valve:

The inner elements of a one-piece ball valve are contained in a single-piece cast body. The possibility of liquid overflowing from the valve is no longer a possibility. One-piece ball valves, which have a smaller diameter, are low-cost. A welded one-piece ball valve is more common, but it cant be dismantled for cleaning or repaired once its been damaged; as a result, its only used in situations where theres a minimal risk of molecule formation and disinfection isnt a major concern. Screwed one-piece ball valves, on the other hand, may be cleaned, adjusted, and repaired, whereas damaging them necessitates the use of special tools.

 

Two-piece valve:

For reduced bore and FB plan valves with diameters more than 6, a two-piece plan is utilized to supplement the single-piece plan. The ball is kept in place by the body stud, which is created in two pieces as part of a two-piece design. A full bore or reduced bore design may be acceptable at this point.

 


Three-piece valves:

A three-piece ball valve is made up of housing for the valves internal components that is attached and maintained together by bolt connections at both ends. The main pipe is threaded or welded to the ends.

 

Top Entry Valves:

By simply removing the bonnet on top of the valve, a top entrance ball valve enables access to the valves internals. This permits in-line upkeep exercises without eliminating the ball valve from the primary line.

 

Full Port Ball Valve:

Full port ball valve has a larger than usual ball with the goal that the opening in the ball is a similar size as the pipeline bringing about lower grating misfortune. Stream is unlimited, however, the valve is bigger.

 

Standard Port Valves:

In contrary to the full port ball valve, the standard port ball valve has features of a smaller port and ball. It is comparatively less expensive, and it has a somewhat lower flow due to the pipe size. They have bigger pressure drops than other ball valve varieties but are less expensive.

 

Trunnion Ball Valves:

It has a mechanical mechanism that anchors the ball at the top and bottom, and its frequently seen on larger, higher-pressure valves.

 

Vented Ball Valve:

A vented ball valve is similar to a regular ball valve in construction and operation, with the exception that the vented ball has tiny orifices punched into its side. The orifice is pointed to the outflow side of the valve when the valve is closed. To prevent leakage, valve failure, and explosion, the pierced hole is utilized to exhaust trapped gases that produce a build-up of internal pressure inside the valve.

 

Reduced Bore Valve:

A reduced bore has a bore diameter that is less than the (connection) pipe diameter by a pipe size. The real decrease is established by the manufacturers and customers agreement. Ball valves with a reduced bore are more prevalent than those with a full bore. Theyre employed in situations where the product flow rate and turbulence arent an issue, and particle build-up is unlikely.

https://www.huadejishu.com/products/electromagnetic-ball-valve.html

What is Intermix Glass Beads?

 Intermix glass beads are small, spherical glass particles that are used as an additive in thermoplastic road marking paints. These paints are applied to roads, highways, and other paved surfaces to provide visual guidance and demarcation to drivers and pedestrians. The glass beads are mixed into the paint before it is applied, and they serve several important functions:

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Reflectivity: The glass beads in the paint reflect light back to the source, making the painted lines and markings more visible to drivers at night or in low-light conditions.


Durability: The glass beads help to strengthen the paint film and make it more resistant to wear and damage from traffic, weather, and other environmental factors.


Skid resistance: The glass beads can also help to increase the skid resistance of the painted surface, improving safety for drivers and pedestrians.


Intermix glass beads are typically used in high-quality, premium thermoplastic road marking paints, as they are known for their consistent size, shape, and reflective properties. They are also used in other types of reflective coatings and paints, such as those used on signs, markings, and other traffic control devices.


Intermix glass beads are particles that are mixed in during the production of hot-melt coatings. Intermix glass beads are also called premixed beads.

 

The mixed glass beads produce a constant reflectance throughout the life cycle of the marking line. The road marking material wears away with the passage of time. The glass beads for road marking mixed in the material leak on the surface, thereby maintaining a high inverse setting coefficient.


LET’S TALK ABOUT GYM FLOORING

 It’s easy to get all giddy-up about a sleek, new power rack and a seggsy barbell. But there’s one part of your home gym that’s easy to overlook, but truly critical to rounding out the build.

Look down. We're talking about your gym floors. Consider them the foundation of your entire gym experience.

Gym flooring protects your joints from impact, your equipment, your floors, and reduces noise. Plus, it creates a comfortable surface for floor exercises.

You’ll find a handful of different options for gym floors; which one you pick depends on your personal needs and preferences.

 

MATERIALS FOR GYM FLOORING 

Some indoor home gyms rely on carpeting or vinyl for the flooring, which could temporarily suffice if you’re on a budget and must use what’s already there. However, carpet and vinyl aren’t shock-absorbent (for your joints or the weight plates) or super durable. Soft carpet can be a safety issue, too, as it lacks stability and support. And carpet can collect sweat, dust, mold, and (worst of all) the ungodly residue of a knocked-over shaker bottle of protein pow-pow. Spill one of those on your carpet and you may as well just put your house up for sale.

OK, so maybe ixnay on the arpetcay.

That’s why many people choose to lay special flooring in their home gyms. Most gym flooring is made from rubber, because it can absorb impact, doesn’t dent or scratch like wood, and is more resilient than foam.

An example is the custom gym floor mats, made from a high-quality rubber that doesn’t absorb moisture, making it resistant to bacteria growth (and whatever nightmarish Demogorgon grows out of spilled shaker bottles). The 3mm (1/8”) Rubber Equipment Mat also works great to keep your equipment from slipping; this mat fits perfectly under the REP Dumbbell Mat and features texture on both sides to keep the mat and equipment solidly in place.

If you want to do heavier lifting, you’ll prefer a thicker 3x4’ Floor Mat that’s ¾" or 19mm thick. (That’s the typical standard thickness for a commercial gym floor.) These have texture on the bottom to keep it from slipping, but no texture on the top so it’s comfortable on your skin when you do floor work. The 4x6’ Floor Mat is also ¾" thick with similar texture – but these suckers are hefty, weighing nearly 100lbs each.

Foam is still shock-absorbent, but heavy or aggressive use can cause gauges in the material over time. It tends to be cheaper, but it’s harder to keep clean, due to the pores, and it won’t last as long as thick rubber. However, if you’re looking for a soft space for bodyweight workouts, yoga, core work, and light weights, foam should do the trick.

An example of a foam mat is REP’s Exercise Mat. It’s lightweight and easy to move around, and it’s made with thick 1.5” (38mm) internal foam. An even thicker foam mat is the 4-Fold Fitness Mat, made from 2.5” (64mm), medium-firmness foam. This mat features four different 2x4’ sections, so you can fold it up and store it even in small spaces. It’s less of a gym floor and more of an added cushion on top for you to practice your handstands and yoga.



TYPES OF GYM FLOORING

You’ll find gym flooring in tiles that can lie side by side, interlocking tiles, rolls, and mats. Rubber mats help spread out the load across a wider area, reducing the point of impact. Rubber Floor Tiles are a cost-effective, rubber flooring option with zero-gap, interlocking edges.

INSTALLING GYM FLOORING

It’s not complicated to lay down your flooring, whether it’s a mat or a tile, although the larger mats can be surprisingly heavy and may require multiple people to move them (see: 4x6’ Floor Mats). The Rubber Floor Tiles are the easiest to install in a basement or small space, because they’re lightweight (8lbs each) and small (about 29x29”). However, they’re thinner (0.3” or about 8mm) than the heavier mats.

If possible, it’s best not to lay rubber flooring on top of soft carpet, as that can create some instability. Ideally, remove the carpet or make your gym on a bare or flatter surface.

Some people recommend putting a layer of paper between hardwood and gym mats to further protect your floors. In addition, you can add a subflooring if you are putting gym mats directly on top of concrete that could have moisture.

If you want to lay a mat on top of vinyl flooring, make sure the material of your floors won’t have a bad reaction with the rubber. Rubber can react with chemicals in some vinyl and create stains.

CARING FOR GYM FLOORING

Just like you wipe down your equipment and clean your barbell (for the love of Thor, please say you clean your barbell!), it’s important to care for your floors. Sweep or vacuum up any loose dust, chalk, or dog hair if you have a gym doggo. Regularly sanitize your mat using a gentle solution that is compatible with your mat’s material. A simple disinfectant wipe from the grocery store provides a quick wipe-down, although better yet are wipes specifically designed for gyms.

In a pinch, you can also use rubbing alcohol or peroxide diluted in water (2:1). But don’t let liquid sit on your mat for a long period of time.

HOW TO PROTECT YOUR FLOORS  

In addition to quality gym flooring, you can protect your home gym floors in other ways:  

Use bumper plates. These plates are gentler on floors than iron plates.  

Build a deadlift platform to help absorb weight even more.  

Use your power rack whenever possible. Think: rack pulls, barbell rows from the pins.  

2022年12月22日星期四

What is PVA powder used for?

 What is PVA powder used for?

PVA is a thermoplastic synthetic polymer that, unlike many other synthetic polymers, is made by hydrolysis of poly(vinyl acetate) (PVAc). PVA's applications have grown in the previous decade as a result of its unique qualities, which include strong mechanical properties, chemical and thermal stability, non-toxicity, film-forming capabilities, and inexpensive manufacturing costs.


PVA is used in a variety of industries, including textiles, paper, and food packaging, as well as biodegradable products such as backing rolls, adhesives, coatings, and surfactants. Aside from technical uses, PVA, like other synthetic polymers, has applications in medicine and biology and has become one of the primary focuses of polymer researchers.





PVA can be dissolved in hot or cold water. Tap water is a preferred solvent in making PVA solutions as bacterial mitigation may form in distilled water.


A solution would typically be prepared as follows:


Slowly stir in a specific amount of polyvinyl alcohol powder into a known volume of cold water. Do not add the powder rapidly as it may clump and form a sticky mass as temperature rises.

When the powder is fully dispersed, heat the mixture to a temperature of 90 °C to 100 °C at which the polymer becomes solubilized.

Continue mixing until the PVA is entirely solubilized and emulsified. The grade of material and efficiency of agitation can affect the rate of solubilization and emulsification.


PVA polymer powder is especially suitable for use as a building mortar additive. It can be used in conjunction with methyl cellulose ether water retention agents to improve the flexibility, water retention and cement mortar adhesion. In addition, it can also reduce the friction of the mortar, thereby enhancing the work energy and quality (to prevent cracking, shedding, increasing adhesion strength and sliding). PVA is a small granular polymer, easy to disperse in cold water, can be rapidly dispersed in water, the viscosity of its aqueous solution is good, which can improve many characteristics.


The polyvinyl alcohol powder and other powdered ingredients are fully dispersed through dry mixing and then dissolved with water. At this time, PVA can dissolve without condensing.


More information please contact us.

2022年12月20日星期二

What is butanediol used for?

OVERVIEW

Other Name(s):

1,4-BD, 1,4-butanediol, 1,4-butylene glycol, 1,4-dihydroxybutane, 1,4-tetramethylene glycol, 2(3H)-Furanone di-dihydro, BD, BDO, Butane-1,4-diol, Butanodiol, Butylèneglycol, Butylene Glycol, Butylène Glycol, Glycol Butylique, Tetramethylene Glycol, Tetramethylene-1,4-diol.

Butanediol is a chemical that is used to make floor stripper, paint thinner, and other solvent products. It's illegal to sell butanediol for use as medicine. Nevertheless, butanediol is sometimes used as a substitute for other illegal substances such as gamma butyrolactone (GBL) and gamma hydroxybutyrate (GHB). Unfortunately, butanediol is just as dangerous as GBL and GHB.

Butanediol has been used to stimulate growth hormone production and muscle growth; and for bodybuilding, weight loss, and trouble sleeping (insomnia).

1,4-Butanediol / BDO 110-63-4 /GBI Australia Stock1,4-Butanediol / BDO 110-63-4 /GBI Australia Stock

How does it work?

Butanediol is converted to gamma hydroxybutyrate (GHB) in the body. GHB slows down the brain, which can cause loss of consciousness along with dangerous slowing of breathing and other vital functions. It also stimulates growth hormone secretion.

USES & EFFECTIVENESS

  • Stimulating growth hormone production and muscle growth.

  • Bodybuilding.

  • Weight loss.

  • Trouble sleeping (insomnia).

  • Other conditions.

More evidence is needed to rate the effectiveness of butanediol for these uses.

SIDE EFFECTS

Butanediol is UNSAFE when taken by mouth. It has caused serious illness and more than 100 deaths.

Some side effects of butanediol are serious breathing problems, coma, amnesia, combativeness, confusion, agitation, vomiting, seizures, and very slow heartbeat. People who use butanediol on a regular basis and then stop may experience withdrawal symptoms such as sleep problems (insomnia), tremor, and anxiety.

More details please contact Shanxi NAIPU

2022年12月19日星期一

What are types of communication towers?

  With the growing popularity of mobile phones over the last 15 years, you can now find communication towers almost everywhere. However, it is important to note that not all mobile phone towers are the same. There are four different types of communication towers that can be used to transmit cellular signals. Different types of mobile phone towers can be installed for specific purposes.

Guyed Tower

A guyed tower is a light- to heavy-weight communication tower constructed with straight rods aligned in a triangular form, but supported with wires at all angles.

 

Guyed towers are especially tall, reaching heights as high as 2,000 feet, and are typically used to hold antennas high off the ground allowing for greater signal strength and cell reception.

 

In addition to cellular use, they can also serve for radio and television purposes. They are ideal for rural customers who require maximum height at an economical cost.

Monopole Towers

A single tubular mast comprises this type of cell tower; because of the instability that comes with the use of a single pole, the height of these structures will not exceed 200 feet. 

An advantage of this tower type is that it requires little ground space to set up, and the antennae only needs to be mounted outside the top-exterior of the mast.

 

communication tower

communication tower

Lattice Towers

Also referred to as “self-supporting towers”, lattice towers are typically made from steel and constructed in a triangular or square shape. These towers generally offer the most stability and flexibility compared to other types of cellular towers.

Stealth Towers

Stealth towers can be deployed to satisfy zoning regulations. Because they require additional materials to create a hidden appearance, they are more expensive than other towers. Their smaller size typically makes them less efficient.

 

Have you ever seen a painted metal tree standing next to a highway? This is an familiar example of a stealth tower. This structure is used when the tower needs to be hidden in a prominent place. Many consider bare cell phone towers to be ugly or intrusive, so they are designed in a way that ensures integration with the surrounding environment. These towers can take the shape of many other objects such as signs, flagpoles, and even cacti!

 

In addition, as a communication tower manufacturer, please contact us if you have any questions.

Useful Tips for Choosing Seat Cushions for Back Pain

 Sitting in a chair for eight-hour shifts can knock your back out. As a result, more and more office workers are embracing the benefits of a quality seat cushion. Seat cushions can provide you with the support you so badly need and want.

You should look for seat cushions that are ergonomically contoured. Some helpful tips can help you find the perfect seat cushion for your daily needs.

  

Exercise at work

Now the 9 to 5 desk job is no longer an excuse to miss your workout. You can exercise and get work done.
A core-engaging seat cushion helps you stay active while sitting. It forces your core muscles to work. It also helps you improve your focus and concentration.

 

Size matters

Seat cushions come in a variety of sizes. Before you click the buy button, make sure you measure the seat of the chair.
If you have an odd shaped chair, you need to take this into account. You will need to measure the square or rectangular area within the odd shape. Or, if you have an unusual chair, you may need a custom seat cushion.

 

Different cushion materials

Manufacturers use different materials for seat cushions. For example, many manufacturers use high-density foam for seat cushions.
High-density foam is a low-cost alternative to seat cushions. Memory foam seat cushions fit your body. It is a comfortable and supportive cushion. You can also buy polyester 3D spacer mesh seat cushions with lumbar support.

 

Useful Tips for Choosing Seat Cushions for Back Pain

 

Enjoy the comfort

It is worth re-emphasizing that the seat cushions are portable. Because they are lightweight, you can take them anywhere you need them. If you plan to use the seat cushion only in the office, you may want to choose a heavier model. The added weight will prevent the cushion from sliding around. However, if you want to make the most of your seat cushion, look for a lighter design.

  

Cushions need clean

It is important to take good care of your seat cushion so that it lasts as long as possible. Cleaning a seat cushion may seem like a complicated ordeal. However, this is not the case.
By keeping your seat cushion clean and tidy, it will last longer. Depending on the material you choose, there are different ways to clean the cushion. As a rule of thumb, always follow the manufacturer's cleaning instructions.


Help with your cushion

Don't give up on good posture just because you bought a seat cushion. You still need to do some work to ensure the health of your back and spine. Even with a seat cushion, poor posture can lead to neck, spine and back strains.
It's also important to keep your knees at a 90-degree angle. Therefore, adjust your chair so that your knees are at the same height as your hips when you work.

 

Useful Tips for Choosing Seat Cushions for Back Pain

 

Eliminate pain

Back pain can bring your life to a standstill. However, the right seat cover can change the world.
If you have back problems, you may want to look for a quality memory foam seat cushion. A memory foam seat cushion is strong but comfortable.
It will take the pressure off your spine and tailbone. In addition, memory foam usually has a cooling effect so you can work comfortably for long periods of time.

 

No one thinks about how their back feels - until it starts to hurt. Many people spend a lot of time in positions that would make their backs uncomfortable. Some people have no choice. Sitting is part of their job. If this applies to you, it's best to do what you can to support your back health.
Follow ergonomic practices and buy seat cushions. Your back will thank you. And you can visit ZHENGHAN website to see more.

How to Select Water Well Drilling Rig?

For water well drilling rigs, the general requirements are simple configuration, low energy consumption, easy operation, mobility, versatility and small size. In practice, the choice of drilling rig must be based on the stratigraphy, hole size, and depth as well as the drilling method.

1. Drilling efficiency

Drilling efficiency depends on the formation, the skill/experience of the operator, the type of drilling machine and the drilling method.

For rocky conditions, the most efficient method is to use a downhole drilling rig in conjunction with an air compressor.

For soil, clay and sand conditions, the best method is to use a drilling rig with a mud pump.

For cobbles, a reverse circulation system is the most suitable method of drilling. Simply add a set of reverse circulation drilling tools to the existing rig.


Truck Water Well Drilling Rig

Truck Water Well Drilling Rig     

2. Price

The price of the machine is a key factor in one's choice of the right drilling rig and is a one-off investment. The price of the machine increases with the diameter and depth of the hole.

From the Drilling method point of view, a DTH drilling rig is more expensive than a coring drilling rig, and the price of a hydraulic drilling rig is higher than a vertical shaft drilling rig, which is a more mechanical drilling machine

From mobility point of view, truck-mounted drills cost more than crawler-mounted drills.

3. Operating costs

Operating costs significantly affect the profit one can make in the drilling business. Net profit is the amount of money a driller receives from well users for water well drilling minus operating costs.

Operating costs include personnel salaries, casing, mud and fuel costs, and rig maintenance costs.

In terms of rig type, Down The Hole (DTH) rigs have higher operating costs than rotary rigs that work with mud pumps. This is because submersible drilling rigs require air compressors and consume very high amounts of fuel. Vertical drilling rigs (mechanically driven) are more economical than hydraulic rigs.


Water Well Drilling Rig

Water Well Drilling Rig     

4 . Drilling methods

  • In terms of the working principle of the drilling rig​, there are 3 main drilling methods.

The Down The Hole drilling method needs to be used in conjunction with an air compressor. This is a good method for rock conditions.

Mud pump rotary drilling is a more economical way of drilling and is ideal for soil, sand, and clay formations and, for rock, has a lower drilling speed than submersible drilling.

With auger drilling, no air compressor or mud pump is required for the drilling process. However, it can only drill soils, clays and sands.


  • In terms of the drilling process, we have 2 drilling methods.

Direct circulation drilling, where the drilling fluid (air or mud) is passed through the drill pipe and the drill cuttings are removed through the space between the outside of the drill pipe and the hole wall.

Reverse circulation drilling, which requires a double-walled drill pipe. The drilling fluid passes through the space between the inner wall of the outer pipe and the outer wall of the inner pipe. It is the most effective drilling method for cobbles and sandy, soil geological structures.

5. Availability of spare parts

One needs to consider the availability of spare parts when buying a drilling rig. It is part of the operating costs. If spare parts are not readily available, it means you have to pay more to get them and it takes longer. All this will definitely affect the profitability of the drilling business.

 

These are just some of the basics of rig selection. It can be used as a guide for entrepreneurs buying a drilling rig. If you want to know more information about types of drilling rigs, welcome to contact us today or request a quote.