China Customized Self – Lubricating Fatigue Resistant POM Sprocket did chain and sprocket kit

Item Description

Engineering plastic Pom Sprocket wheel

POM(Polyformaldehyde) is a engineering plastics of non-aspect-chain, higher density, higher crystalline and linear polymer, which is praised “Plastic Metal”, and has comprehensive excellent performances, this kind of as: Dress in-resistance, substantial hardness, anti-impregnant, good rigidity (Tensile modulus of elasticity), chemical stability, isolation resistance and dimensional stability. POM has commonly utilized in Automobile industries, electronic and electric products, commodity, pipeline & fittings, precise apparatus and so on, which can be instead of the bronze, Zinc, tin and other metals.

Other than POM-H is often copolymerized with ethylene oxide with each other, in buy to keep away from the melting of POM content in the large temperature. POM-H has the greater performances than POM-C in its high crystalline, mechanical power and rigidity. And POM-C has the much better performances than POM-H in its minimal melting position, temperature security, fluxion attribute and machining functionality.
Father more, POM-H+PTFE, which is created from the Delrin POM Resin that maxed Teflon fiber symmetrically, has the lower co-productive of frication, excellent lubrication, use-resistance, non-creepage resistance.

Vehicle industries: POM has a large application in car industries, because the mechanical parts manufactured by POM, which has the rewards of higher mechanical strength, large hardness, very good wear-resistance, low co-effective of friction, simple to preserve, minimizing value and so on, can be utilised in automobiles alternatively of coppery fifty percent stalk and planet gear. It not only preserving copper resources, but also bettering services daily life. At the engine fuel method, elements for hose valves and circumstance cover of radiator, cooling fluid’s standby circumstance, water valve, oil box’ go over, pump impeller, shell of gasification device and accelerator pedal and so on.

Digital and electric Industries: Because of its reduce power consuming, high dielectric toughness and insulation resistance and electronic arc resistance, POM has commonly applied in digital and electric Industries, this kind of as: Shell of digital spanner, shell of digital scissors, shell of coal drilling equipment, manage of change, parts also for mobile phone, wireless recorder, movie tape recorder, television, pc, electrograph, calculagraph, bracket of recorder tape and so on.

Agricultural equipment: Portion of manual sprayer, joint and transportation part of seeder, parts of milk equipment, shell of irrigation and drainage, valve, joint and bush of water and so on.

Other area:
Pharmacy & packing Device: Transporting screw, world equipment, equipment bar, chain wheel and cushion bar and so on.
Construction industries: H2o faucet, window body, clean pot, drinking water tank, pulley for portiere, shell of h2o meter and tie-in of water pipe.

Property Product No. Device POM-C POM-H POM-H+PTFE
Mechanical Houses one Density g/cm3 one.forty one one.forty three one.fifty
two  Water absorption(23ºCin air) % .20 .twenty .seventeen
3 Tensile toughness MPa 68 78 55
4 Tensile pressure at break % 35 35 ten
5 Compressive tension(at 2%nominal pressure) MPa 35 forty 37
6 Charpy effect energy (unnotched) KJ/m 2 ≥150 ≥200 ≥30
seven Charpy effect toughness (notched) KJ/m two seven 10 3
8 Tensile modulus of elasticity MPa 3100 3600 3200
nine Ball indentation hardness N/mm 2 one hundred forty a hundred and sixty 140
  ten Rockwell hardness M84 M88 M84

US $10
/ Piece
|
10 Pieces

(Min. Order)

###

Material: POM
Size: According to Drawing or Sample
Color: Black, White
Tooling: CNC Lathe
Transport Package: Packing in Paper Carton and Wooden Pallet
Specification: RoHS

###

Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Property Item No. Unit POM-C POM-H POM-H+PTFE
Mechanical Properties 1 Density g/cm3 1.41 1.43 1.50
2  Water absorption(23ºCin air) % 0.20 0.20 0.17
3 Tensile strength MPa 68 78 55
4 Tensile strain at break % 35 35 10
5 Compressive stress(at 2%nominal strain) MPa 35 40 37
6 Charpy impact strength (unnotched) KJ/m 2 ≥150 ≥200 ≥30
7 Charpy impact strength (notched) KJ/m 2 7 10 3
8 Tensile modulus of elasticity MPa 3100 3600 3200
9 Ball indentation hardness N/mm 2 140 160 140
  10 Rockwell hardness M84 M88 M84
US $10
/ Piece
|
10 Pieces

(Min. Order)

###

Material: POM
Size: According to Drawing or Sample
Color: Black, White
Tooling: CNC Lathe
Transport Package: Packing in Paper Carton and Wooden Pallet
Specification: RoHS

###

Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Property Item No. Unit POM-C POM-H POM-H+PTFE
Mechanical Properties 1 Density g/cm3 1.41 1.43 1.50
2  Water absorption(23ºCin air) % 0.20 0.20 0.17
3 Tensile strength MPa 68 78 55
4 Tensile strain at break % 35 35 10
5 Compressive stress(at 2%nominal strain) MPa 35 40 37
6 Charpy impact strength (unnotched) KJ/m 2 ≥150 ≥200 ≥30
7 Charpy impact strength (notched) KJ/m 2 7 10 3
8 Tensile modulus of elasticity MPa 3100 3600 3200
9 Ball indentation hardness N/mm 2 140 160 140
  10 Rockwell hardness M84 M88 M84

Sprocket Basics

When it comes to sprockets, it’s important to understand the basics of design. This includes chain size and number of teeth. The number of teeth will vary depending on the type of chain and application. When determining the number of teeth, the angle between the teeth should be at least 360 degrees.
sprocket

size

There are many factors to consider when choosing the correct sprocket size. The first thing to do is to determine if the sprocket is a double sprocket or a single sprocket. Also available in a variety of sizes. To determine the exact size, you should measure the distance between the grooves of the sprocket teeth and their opposite tooth slots. The distance between these two points is called the caliper diameter.
The size of the sprockets also varies depending on the type of chain. Large sprockets have arms, while smaller sprockets usually don’t. The arms reduce weight and inertia, making them more economical to operate. Some sprockets also have openings, which make them easier to assemble and disassemble. Some sprockets are also plated for a stronger construction. Some sprockets are manufactured with flame or induction hardened parts.
Sprockets are often used in conveyors, pallet conveyors and other conveying systems. The size of the sprocket should match the size of the chain. A caliper will help you determine if the sprocket has worn teeth. Another way to identify worn sprockets is to measure their diameter.
In addition to size, sprockets should have the correct pitch and center distance. This will help keep the roller chain taut. The chain should be clean and properly lubricated. There should be a small gap between the pin and bushing so that oil can pass through the sprocket and chain. In addition to this, the center-to-center distance between the chain and the sprocket should be at least 1.5 times the diameter of the sprocket.
The chain should have at least 17 teeth, which is common in the industry. Having smaller spacing will reduce mechanical losses and noise. However, larger sprocket sizes are best for applications with higher workloads.

Material

Sprockets are mechanical parts that mesh with the chain to move the chain. It is made of metal or reinforced plastic and usually resembles a gear. It is a gear design for a specific type of chain. Most sprocket and chain systems work the same way, although they vary in material and pitch.
There are three basic types of sprockets: single-strand, double-strand, and triple-strand. The length and number of teeth for each type are specified by various standards. For reference, the ISO-DIN standard is shown. Most sprockets are made of alloy steel and are case hardened and tempered in the tooth area. They also have a hub and a key for mounting.
Metal sprockets can be made of steel or aluminum alloys. While steel is a more durable material, aluminum sprockets are more attractive. Steel is the best material for long rides, while aluminum sprockets are better for casual riding.
In addition to automotive and industrial applications, sprockets are used in oil and gas, textile machinery, instrumentation and mechanical transmission. Many types of sprockets are interchangeable with each other. For added protection, they can also be galvanized to prevent rust. The main methods of galvanizing sprockets are hot-dip galvanizing and electro-galvanizing.
Sprockets are usually made of steel or aluminum. Their design is similar to that of gears, although they are more widely spaced than their counterparts. They can also span longer distances than gears, allowing them to be used for power transmission.
sprocket

Function

A chain drive is a common type of mechanical transmission in which sprockets are used to help reduce the speed of a moving object. Sprockets can have horizontal, vertical or inclined pitch and are usually used in pairs. The teeth of the sprocket mesh with the rollers on the drive chain, reducing the speed. These sprockets are usually made of metal, but can also be made of plastic or composite materials.
The role of the sprocket is to transmit motion from the output shaft of the engine to the rear wheels. For this, the front sprocket needs to rotate at the same speed as the engine output shaft. It can be mounted either on the drive track or on the front of the vehicle. A third sprocket can be connected to the drive track. In addition, the front sprocket is used to pull the drive chain. This will help transfer power from the engine to the rear wheels, allowing the motorcycle to travel forward. The side plates of the chain also help transmit chain tension.
The bushings are subjected to the tension applied to the chain as it passes through the sprockets thousands of times per minute. This puts pressure on the pin inside the bushing. Additionally, the pins must withstand bending and shearing forces transmitted from the plate to the bushing. The pins must also withstand impact and have high tensile strength. If the pin is worn, it will need to be replaced or repaired.
Sprockets power the chain-driven motion system and carry heavy loads. Proper selection of sprockets can prevent damage to your equipment. To do this, you need to select the appropriate sprocket based on the type of assembly and system specification.
sprocket

maintain

Sprocket maintenance is an important part of motorcycle maintenance. Failure to do so will result in frequent chain changes and additional costs. Regular maintenance of your chain will help ensure your chain will last 30,000 miles or more. By comparison, a poorly maintained chain only lasts 10,000 miles.
Checking the sprocket is very easy. First, remove the chain and align it. Next, check for any foreign objects. If you see a damaged sprocket, you need to replace it. If you can’t replace a worn sprocket, you can buy a new chain. However, the new chain will not last as long as the old one.
Check for signs of rust. Rust can form on the chain due to exposure to humidity and heat. When the pins or rollers get rusted, the seals are damaged. If the pins or rollers are rusted, it’s time to replace the chain.
Regular maintenance of the chain is important to prevent kinks and slippage. This can cause excessive wear on the sprockets and chain. If the teeth are worn, the chain will not be able to properly grip the sprocket, resulting in difficult shifting and severe vibration.
If your chain is several years old, it is important to lubricate it every few months to prevent rust. It is also important to clean the chain thoroughly before lubricating to keep it clean and lubricated. Non-petroleum-based cleaners can help remove grit that may have built up. If you use the chain for a long time, you will need to clean it every 300-600 miles.

China Customized Self - Lubricating Fatigue Resistant POM Sprocket     did chain and sprocket kitChina Customized Self - Lubricating Fatigue Resistant POM Sprocket     did chain and sprocket kit
editor by czh 2022-12-13