2019 Good Quality China Hairise Plastic Comb Plate for Transition Har-Rhn-18t

Short Description:


  • Item: POM Rod
  • Type: Extruded
  • Material: Polyformaldehyde
  • Color: White, black or custom
  • Diameter: 6mm to 250mm
  • Length: 1000mm or custom
  • Dimension Tolerance: +0%~3%
  • Package: Wooden pallet, wooden case or custom
  • Product Detail

    Product Tags

    We keep on with our business spirit of “Quality, Performance, Innovation and Integrity”. We goal to create much more worth for our customers with our rich resources, state-of-the-art machinery, experienced workers and exceptional providers for 2019 Good Quality China Hairise Plastic Comb Plate for Transition Har-Rhn-18t, Let’s cooperate hand in hand to jointly make a beautiful upcoming. We sincerely welcome you to pay a visit to our company or speak to us for cooperation!
    We keep on with our business spirit of “Quality, Performance, Innovation and Integrity”. We goal to create much more worth for our customers with our rich resources, state-of-the-art machinery, experienced workers and exceptional providers for China Conveyor Parts, Conveyor System, Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we’ll continue to develop, to deliver the high-quality goods and services, and promote lasting cooperation with our customers, common development and create a better future.
    Product Description
    Polyoxymethylene, commonly known as POM, it is a thermoplastic engineering plastics  with high melting point and high crystallinity, a yellowish or white crystalline polymer with smooth and dense surface. According to the chemical structure of molecular chain, it can be divided into polyformaldehyde copolymer and polyformaldehyde homopolymer. 
    Comparing the properties of polyformaldehyde copolymer with polyformaldehyde homopolymer, some properties of copolymer are superior to homopolymer such as low melting point, thermal stability, chemical resistance, liquidity, hydrolysis resistance, acid and alkali resistance, superior process ability. However, some properties of homopolymer are also better than copolymer including high crystallinity, creep resistance, lower thermal expansion, abrasion resistance, good mechanical strength, high rigidity and so on.

    JING GU PRODUCT PHYSICAL PROPERTIES

    Property

    Items

    Test method

    Unit

    JING GU POM

    Mechanical property

    Tensile strength

    ISO 527-1、2

    Mpa

    57

    Bending strength

    ISO 178

    Mpa

    76

    Bending tensile stress

    ISO 527

    Mpa

    68/-

    Stretching strain at break

    ISO 527

    %

    35

    Tensile modules of elasticity

    ISO 527

    Mpa

    3100

    Compressive stress under 1% and 2% normal strain

    ISO 604

    Mpa

    19/35

    Pendulum impact test

    ISO 179/1eA

    kj/m2

    8.6

    Rockwell hardness

     

    HR

    L97

    Physical property

    Density

    ISO 1183

    g/cm3

    1.41

    Water absorption (23℃ water soak for 24 hours)

    ISO 62

    %

    0.22

    Coefficients of linear thermal expansion (23-100℃ average value)

     

    m/(m.k)

    110×10-5

    Flammability (UL)

    UL94

     

    HB

    Heat resistance

    Melting point

     

    165

    Temperature resistance (continuous)

     

    105

    Temperature resistance (short time)

     

    140

    Insulating property

    Dielectric strength

    ISO 60243

    kv/mm

    20

    Volume resistance

    ISO 60093

    Ω·cm

    1O14

    Surface resistance

    ISO 60093

    Ω

    1O16

    Relative permittivity -100HZ/1MHZ

    ISO 60250

     

    3.8/3.8

    Chemical property

    Acid resistance

     

     

    -

    Alkali resistance

     

     

    +

    Carbonation resistance

     

     

    +

    Aromatic compounds resistance

     

     

    +

    Ketone resistance

     

     

    +

    Other

    Adhesion

     

     

    +

    Friction coefficient

     

     

    0.32

    Food contact

     

     

    +

    Remark

    1.Above data is only for reference.It may vary according to different processing method and sample.
    2.These data can’t be simply transferred to the finished parts.The applicability of materials for specific applications should be tested by the processor and user.
    3.These technical parameters are used as a help.They do not represent a promise of performance.
    4.Above specification “+” represents resistant, “-” represents resistless, “0″ represents it depends.

    Properties
    1. Strong mechanical strength, high rigidity and hardness
    2. Good sliding performance, abrasion resistance and creep resistance
    3. Good dimensional stability
    4. Physiological inertia and suitable to contact with food
    5. Good machinability
    6. Low impact strength
    7. Poor acid resistance and weather resistance
    Application
    Widely used for sliding and rotating machinery, precision components, gears and bearings in automotive, electronics, medical care, machinery and sports apparatus.


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