MECHETEC ACETAL

1 of 10 products in this brand
MECHATEC ACETAL is a Polyoxymethylene Copolymer ( POM-C ) which has excellent machining stability, high strength and stiffness, superior wear resistance, large size capability.

Polymer Name: Polyacetal Homopolymer (POM)

Physical Form: Rods, Sheets

Features: Good Machinability, Good Thermal Stability, High Stiffness, High Strength, Wear Resistant

Density: 1400.0 - 1400.0 kg/m³

Tensile Modulus: 2757.89 - 2757.89 MPa

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Identification & Functionality

Technologies

Features & Benefits

Applications & Uses

Plastics & Elastomers Processing Methods
Recommended Applications
  • Gears
  • Wear Strips
  • Timing Screws
  • Pistons and Valves
  • Pump Components
  • Bushings and Bearings
     

Properties

Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Specific Gravity1.4ASTM-D792
Tensile Strength9,000-10200psiASTM-D638
Tensile Elongation30-60%ASTM-D638
Tensile Modulus of Elasticity400000psiASTM-D638
Flexural Strength12000psiASTM-D790
Flexural Modulus of Elasticity366000psiASTM-D790
Compressive Strength15000psiASTM-D695
Izod Notched Impact1ft-lb/inASTM-D256
Rockwell Hardness90Scale MASTM-D785
Thermal Properties
ValueUnitsTest Method / Conditions
Coef. of Linear Thermal Expansion5.4x 10^-5in/in/deg FASTM-D696
Continuous Use Temp.max. 185°FInternal Std.
Heat Deflection Temp. at 264 psi220°FASTM-D648
Melting Point335°FASTM-D3418
Electrical Properties
ValueUnitsTest Method / Conditions
Dielectric Constant at 104Hz3.8ASTM-D150
Dielectric Constant at 60 Hz3.8ASTM-D150
Dielectric Strength-Short Term500volts/milASTM-D149
Dissipation Factor at 60 HZ0.003ASTM-D150
Volume Resistivity10^15ohm-cmASTM-D257
Miscellaneous Properties
ValueUnitsTest Method / Conditions
Water Absorption/24 hrs.0.25%weightASTM-D570
Water Absorption at Saturation0.8%weightASTM-D570
FlammabillityHBUL-94
Dynamic Coefficient Of Friction0.21Internal Std.