Formax® 625 G
Chem Polymer Corporation - Acetal (POM) Copolymer

General Information
General  
Material Status
  • Commercial: Active
  • Availability
  • North America
  • Test Standards Available
  • ASTM
  • Filler/Reinforcement
  • Glass fiber reinforcement, 25 % Filler by Weight
  • Features
  • Copolymer
  • Forms
  • Pellets
  • Processing Method
  • Injection Molding
  •  
    ASTM and ISO Properties 1
    Physical
    Nominal Value
    Unit
    Test Method
    Density -Specific Gravity
    1.59
    sp gr 23/23°C
    ASTM D792
    Mold Shrink, Linear-Flow
    0.0040 to 0.0070
    in/in
    ASTM D955
    Water Absorption @ 24 hrs
    0.20
    %
    ASTM D570
    Mechanical
    Nominal Value
    Unit
    Test Method
    Tensile Strength
    19500
    psi
    ASTM D638
    Tensile Elongation @ Yld
    3.0
    %
    ASTM D638
    Tensile Elongation @ Brk
    3.0
    %
    ASTM D638
    Flexural Modulus
    1.30E+6
    psi
    ASTM D790
    Flexural Strength
    30000
    psi
    ASTM D790
    Impact
    Nominal Value
    Unit
    Test Method
    Notched Izod Impact (73 °F)
    1.50
    ft-lb/in
    ASTM D256
    Thermal
    Nominal Value
    Unit
    Test Method
    DTUL @66psi - Unannealed
    322
    °F
    ASTM D648
    DTUL @264psi - Unannealed
    315
    °F
    ASTM D648
    Melting Point
    329
    °F
    DSC
    CLTE, Flow
    0.000014
    in/in/°F
    ASTM D696
    Electrical
    Nominal Value
    Unit
    Test Method
    Volume Resistivity
    1.0E+18
    ohm-cm
    ASTM D257
    Flammability
    Nominal Value
    Unit
    Test Method
    Flame Rating - UL (0.0315 in)
    HB
     
    UL 94
     
    Processing Information
    Injection
    Nominal Value
    Unit
    Suggested Max Moisture
    0.20
    %
    Suggested Max Regrind
    25
    %
    Rear Temperature
    320 to 350
    °F
    Middle Temperature
    350 to 375
    °F
    Front Temperature
    360 to 395
    °F
    Nozzle Temperature
    365 to 400
    °F
    Processing (Melt) Temp
    355 to 395
    °F
     
    Notes
    1 Typical properties: these are not to be construed as specifications.
       
     

    Makes no representation or warranty of any kind, express or implied, with respect to this product, as to merchantability, Fitness for particular purpose or otherwise. The data listed represents average values and are believed to be reliable, They are given for information; no guarantee of their accuracy is made, however, and the product is sold upon condition that purchasers shall make their own test to determinate the characteristics of the product and the suitability of the product for their particular process.