China Custom High Quality Purple 98shore a Gr, GS Type Polyurethane Coupling, PU Coupling, Gr Coupling, GS CZPT (3A2006) near me factory

Item Description

Large Quality Purple 98shore A GR, GS Type Polyurethane Coupling, PU Coupling, Gr Coupling, GS Coupling (3A2006)

 
GR coupling, PU coupling, polyurethane coupling
 
 
 
GR elastic spider is apply to machanical shaft coupling, buffered act on the joint of the transmission shaft.
 
Advabtages:
 
one, Extremely resistant to dress in, oil, CZPT and ageing. Also resistant to hydrolysis (best for tropical climates)
 
two, Shield the push against dynamic overload.
 
3, Great bodily qualities.
 
four, Effortless set up .
 
5, OEM
 
 
 
Complex Data
Running situations
Temperature: -40~+100°C
Torque:  22.4-2500NM
 
 
Substance
Substance: TPU
Hardness:   Yellow: 92 Shore A
                   Red: 98 Shore A
                   Green: sixty four Shore D
Normal: KTR, Germany
 

 

Description: the polyurethane elastomeric is a new content of polymer artificial among rubber and plastic. It has the two high toughness of plastic and large elasticity of rubber. Its characteristics are: 1, a broad assortment of hardness. It nonetheless has rubber elongation and resilience at large hardness. The polyurethane elastomeric has a hardness assortment of Shore A10-D80. 2. substantial energy. At rubber hardness, the tensile toughness, tear toughness and load carrying capability are a lot larger than common rubber materials. At large hardness, its impact toughness and flexural energy are much larger than plastic substance. 3, dress in-resistant. Its put on resistance is really outstanding, typically in the variety of .01-.10cm3/1.61km, about 3-5 occasions than rubber content. 4, oil resistant. The polyurethane elastomeric is a hugely CZPT polymer compound which has lower affinity with non-polar mineral oil and is hardly eroded in gas oil and mechanical oil. 5, good resistance to oxygen and ozone. 6, outstanding vibration absorption functionality, can do damping and buffering. In the mould producing business, it replaces rubber and springs.7, has great low temperature functionality. 8, radiation resistance. Polyurethane is extremely resistant to large energy radiation and has satisfactory efficiency at ten-10 deg radiation dose. 9, with very good machining overall performance.

 

The polyurethane coupling, rubber coupling are manufactured by injection with substantial quality TPU material or CZPT CSM/SBR. It is designing and special for all sorts of metal shaft coupling with quite very good performance of large tensile toughness, substantial put on resistant, substantial elastic resilience, water resistant, oil resistant and exceptional tiredness resilience, high impact resistant and so on. We have entire sets injection moulds and offer full variety of GR, GS, MT, ML, MH, Hb, HRC, L, T, NM and Gear J collection couplings and many others. with high quality and superb encounter. Implement to all kinds of industrial metal shaft coupling.

 

Technical specs:

materials: TPU, CSM/SBR, NBR, nylon etc.

shade: yellow, purple, purple, green, black, beige etc.

surface area: sleek

tensile power: 8-55Mpa

hardness: 70-98Shore A

elongation: four hundred%-650%

density: 1.25g/cmthree

elasticity influence: >25%

tear strength: 35-155KN/m

akron abrasion decline:<0.05cm3/1.61km

compression established (22h*70°C):<10%

working temperature: 120°C

regular size for polyurethane coupling: 

GR14, GR19, GR24, GR28, GR38, GR42, GR48, GR55, GR65, GR75, GR90, GR100, GR110, GR125, GR140, GR160, GR180

GS5, GS7, GS9, GS12, GS14, GS19, GS24, GS28, GS38, GS42, GS48, GS550, GS65, GS75

MT1, MT2, MT3, MT4, MT5, MT6, MT7, MT8, MT9, MT10, MT11, MT12, MT13

ML1, ML2, ML3, ML4, ML5, ML6, ML7, ML8, ML9, ML10, ML11, ML12, ML13

MH45, MH55, MH65, MH80, MH90, MH115, MH130, MH145, MH175, MH200

HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280

L35, L50, L70, L75, L90/ninety five, L99/100, L110, L150, L190, L225, L276

FALK-R 10R, 20R, 30R, 40R, 50R, 60R, 70R, 80R

SBT T40, T45, T50, T55, T60, T65, T70, T75, T80, T85, T90, T95, T100, T105, T108, T110, T115, T120, T125, T130, T135, T140, T145, T150, T154, T170, T185, T190, T210

Joong Ang CR0050, 0070, 571, 571, 2035, 2035A, 3545, 4560, 6070, 7080

MS571, MS571, MS1119, MS1424, MS1928, MS1938, MS2845, MS3860, MS4275, MS6510

D14, D14L, D20, D25, D30, D30L, D35, D40, D45, D49, D55, D65

5H, 6H, 7H, 8H, 9H, 10H, 11H

 

normal measurement for rubber coupling:

Hb80, Hb95, Hb110, Hb125, Hb140, Hb160, Hb180, Hb200, Hb240, Hb280, Hb315

HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280

L35, L50, L70, L75, L90/ninety five, L99/a hundred, L110, L150, L190, L225

NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265

NOR-MEX168-10, NOR-MEX194-ten, NOR-MEX214-ten, NOR-MEX240-ten, NOR-MEX265-ten

FCL1#, FCL2#, FCL3#, FCL4#, FCL5#, FCL6#, FCL7#, FCL8#

FCL90, FCL100, FCL112, FCL125, FCL140, FCL160, FCL180, FCL200, FCL224, FCL250, FCL280, FCL315, FCL335, FCL400, FCL450, FCL560, FCL630

Gear 3J, 4J, 5J, 6J, 7J, 8J, 9J, 10J, 11J, 12J, 13J, 14J

Hytre 4H, 5H, 6H, 7H, 8H, 9H, 11H

Tyre F40, F50, F60, F70, F80, F90, F100, F110, F120, F140, F160 

SBT T75, T80, T85, T90, T95, T100, T105, T108, T110, T115, T120, T125, T130, T135, T140, T145, T150, T154, T170, T210

FCLpin #1, #2, #3, #4, #5, #6, #8

GR42, GR48, GR55, GR65, GR75

DL1, DL2, DL3, DL4, DL5, DL6, DL7, DL8, DL9, DL10, DL11

 

regular size for nylon coupling:

NL1, NL2, NL3, NL4, NL5, NL6, NL7, NL8, NL9, NL10

M28, M32, M38, M42, M48, M58, M65

packing in baggage, cartons, pallets or crates

OEM & customized size are agreed

unique source all varieties of steel coupling for FCL, NM, MH, HRC, Really like Joy, Joongang, Centafelx, XL-GR, Tyre

***when you enquiry, pls verify variety, size amount and amount***

 

Size     Material OD       ID        H       H1         Lemella qty
GR14 Polyurethane 30 10.5 12 10 4
GR19 Polyurethane 40 18 14.5 12 6
GR24 Polyurethane 54 26 15.2 14 8
GR28 Polyurethane 65 30 19 15 8
GR38 Polyurethane 80 38 22 18 8
GR42 Polyurethane 95 46 24 20 8
GR48 Polyurethane 104 51 25.5 21 8
GR55 Polyurethane 120 60 27 22 8
GR65 Polyurethane 135 68 32 26 8
GR75 Polyurethane 160 80 37 30 10
GR90 Polyurethane 199 100 42 34 10
GR100 Polyurethane 225 113   38 10
GR110 Polyurethane 255 127   42 10
GR125 Polyurethane 290 147   46 10
GR140 Polyurethane 320 165   50 10
GR160 Polyurethane 370 190   57 10
GR180 Polyurethane 420 220   64 12
 
Size     Material OD       ID        H       H1         Lemella qty
GR14 Polyurethane 30 10.5 12 10 4
GR19 Polyurethane 40 18 14.5 12 6
GR24 Polyurethane 54 26 15.2 14 8
GR28 Polyurethane 65 30 19 15 8
GR38 Polyurethane 80 38 22 18 8
GR42 Polyurethane 95 46 24 20 8
GR48 Polyurethane 104 51 25.5 21 8
GR55 Polyurethane 120 60 27 22 8
GR65 Polyurethane 135 68 32 26 8
GR75 Polyurethane 160 80 37 30 10
GR90 Polyurethane 199 100 42 34 10
GR100 Polyurethane 225 113   38 10
GR110 Polyurethane 255 127   42 10
GR125 Polyurethane 290 147   46 10
GR140 Polyurethane 320 165   50 10
GR160 Polyurethane 370 190   57 10
GR180 Polyurethane 420 220   64 12
 

Screw Shaft Types

If you’re looking for a screw shaft, but aren’t sure which type to buy, you’re in luck. In this article, we’ll talk about the different types, including Threaded shank, Round head, and Machined. Once you’ve read it, you’ll know which type to buy. Then, you can decide whether you want a ball screw nut or a threaded shank.

Machined screw shafts

Besides the standard stainless steel shaft, manufacturers also provide a variety of other materials, such as titanium, bronze, and brass. In addition to stainless steel, manufacturers also provide a variety of top-coating options, including zinc, brass, and chromium. Aluminum screws are not particularly durable and are easily affected by weather. Most screw shafts feature self-locking mechanisms. They are especially useful in C-clamps, vises, and screw-top container lids.
For applications where accuracy is vital, a ball screw shaft needs to be annealed. A heat treatment can be performed on the ball screw shaft to ensure that both ends are heated evenly. In this process, the shaft will be more durable, while maintaining its high-precision properties. These screw shafts are a key component in computer-controlled motion-control systems, wire bonding, and other industries that require high-precision and high-quality performance.
Depending on the material used, screw shafts can be made of stainless steel or titanium. High-precision CNC machines and lathes are typically used to manufacture screw shafts. Various shapes and sizes are available, each with a specific application. Whether you need a small or large screw, you can find one to fit your needs. And since each size requires a different material, your choice of material is important as well.
In general, the materials used for machining screw shafts are steel, stainless steel, titanium, brass, bronze, and aluminum. Metals that resist corrosion are also commonly used. Other materials for screw shafts are Teflon, nylon, and nylon. You can also find threaded screw shafts in materials such as porcelain, glass, and ceramic. If you want to use your screws in a unique material, consider purchasing a customized one.
screwshaft

Ball screw nuts

If you have a screw shaft, the last thing you want to worry about is the ball nut slipping off. To prevent this, you can place a temporary stop in the shaft’s grooves to ensure that the ball nut does not slide off. When you remove the stop, you can then install the ball screw nut. But, before you can install the ball screw nut, you have to make sure that you have a good grip on the shaft.
When selecting ball screw nuts, it’s important to consider how much preload you need to apply to avoid excessive backlash. Preloading eliminates this problem by making the ball nut compact. It also prevents backlash, which is lost motion caused by clearance between the ball and nut. Backlash disrupts repeatability and accuracy. This is where spacer preloading comes in. You can insert a spacer between the two ball nuts to transmit the force to the nut. However, you should keep in mind that this method reduces the load capacity of the ball screw.
The critical speed of a screw is the maximum rotating speed before it whips. This critical speed is influenced by several factors, including the diameter of the screw shaft, the number of support elements, and the material. By adjusting these factors, you can reduce the number of components used and the amount of time it takes to assemble the screw shaft. In addition, you can also reduce the number of components and avoid stacking tolerances. However, the critical speed of plastic nuts is limited due to sliding friction.
The ball screw nut has several characteristics that make it unique. Its most prominent feature is the presence of ball bearings. These balls help reduce friction between the screw nut and the shaft. Without ball bearings, the friction would be too high to function properly. Another important characteristic is the groove profile of the nut and ball. These two features ensure that the ball and the nut meet at two points. You’ll be amazed by the results of the work of these ball screw nuts.
screwshaft

Threaded shank

Wood screws are usually not fully threaded because the shank has an unthreaded portion at the top. This shoulder part forces the screw to compress two pieces of wood, which prevents the screw from overheating and compromising the materials strength. As the screw is threaded partially up, it is not as difficult to remove as a fully threaded screw. However, it is important to note that a wood screw will not hold as tightly as one with a fully threaded shank.
In addition to being universal, screw threads can be of different sizes. For example, a M8 screw has a thread pitch of 1.25 mm. To avoid confusion, screw thread pitches are commonly given with a multiplication sign. For example, M8x1 means that the screw is eight mm in diameter but has a thread pitch of one mm per 360-degree rotation. Those who are not familiar with these dimensions may find it confusing.
The OD of the threaded portion of a bolt is generally smaller than the OD of the nut. If the shank is too deep for the nut to fit, the threads may bottom out. This is why it’s important to use a thread-cutting bit with a small thread diameter. You can use a micrometer or caliper to measure the thread diameter. This tool will also allow you to easily identify which screw size fits where and how well.
The metric system is the most widely used. Fasteners with DIN numbers are generally metric in size. This makes them very useful for industrial settings. You can find metric-sized screws anywhere, as long as you buy them from a reputable manufacturer. These fasteners also come with a dog point, which is used for safety wire. If the screw needs to be replaced, the shank can be drilled with a hole for a safety wire or for a dog-point.

Round head

A round head screw is the most common type used for machine screws. Other common types include truss head, flat head, and hexed head. Each has a different profile and are used for different purposes. A round head screw is typically wider than a flat or a hexed head, and has a slightly rounded surface. These screws are useful for projects involving sheet metal or sheet-metal parts. Round heads are usually slightly wider than a hex head screw, and they may also be used as a substitute for washers in certain applications. However, truss heads are not necessary for every project.
A wood screw has a smooth shank that protrudes above the surface of the material it is attaching. A metal screw has a threaded shaft that is fully threaded from head to point, and a fully threaded shaft provides more bite. Two common head styles are round head and pan head. If the task requires the screw to be flush or countersunk, the round head will be the best choice.
Another type is the Reed & Prince screw drive. These are similar to Phillips screws but have a 75-degree V shape. They are commonly used in marine hardware and are also known as BNAE NFL22-070. This type is also used for steel plate hangers. In addition to round head and pan head screws, there are a variety of other screw types. You can even get a head with a slotted head if you know where to look.
Screw diameters are specified according to the ISO 261 or ISO 262 standards. An M8 screw has a diameter of 8.25 mm. The M8 screw has a pitch of 1.25 mm, which is equivalent to one mm per 360 degrees. There are several other standard screw sizes and thread diameters available. You can find them all by consulting the relevant standards. But remember, the metric system is the most popular.
screwshaft

Self-locking mechanism

A self-locking mechanism for a screw shaft is a device that secures the screw to its supporting member in a failure position. The locking mechanism provides a positive connection between the screw shaft and the control surface during normal operation, and locks the screw to its supporting member when the screw fails. Previous attempts to solve this problem have typically used secondary nuts with free play on the screw, which were intentionally designed to jam when loaded. However, such a device can be unreliable, which is why the present invention offers a more robust and reliable locking mechanism.
The self-locking function of a screw depends on several factors, including its pitch angle and the coefficient of friction of the threads. The angle of friction must be less than the tangent of the material pairing to prevent untightening of the screw. Screws with self-locking mechanisms have an efficiency e lower than 50%, which is less than half. Self-locking screws also have the benefit of being less efficient than a standard screw.
Unlike a normal screw, a self-locking screw can be turned in either direction. The nut 22 rotates with the screw shaft, and the member 23 is translated in an axial direction. Regardless of the direction of the rotation of the screw, this axial translation will result in the opposite moment to that input moment. While screw self-locking mechanisms are typically less expensive, they are more reliable and durable.
Another important feature of self-locking screws is that they are not susceptible to independent loosening. The screw cannot rotate without a certain amount of torque. In addition, a self-locking screw shaft must have a small wedge with a smaller half-angle than the arctangent of the static friction. This means that the torque applied by the driver must be greater than the torque needed to overcome the friction.