Acetal Sheet

Acetal Co-polymer is a rigid plastic with high impact strength and good dimensional stability. It has low moisture absorption, good chemical resistance and is a good electrical insulator. Acetal has high mechanical strength, is easy to weld and may be machined for close toleranced parts. Applications include; electrical parts, rollers, gears, bushes, bearings and valve parts.

Technical Specification

Colour White
Specific Gravity 1.41 g/cm³
Moisture Absorption in Air 0.3%
Water Absorption @ Saturation 0.5%
Tensile Strength at Yield 66 N/mm²
Elongation at Break 40%
Modulus of Elasticity 3000 N/mm²
Hardness (Rockwell - R) 120
Melting Point 165°C
Thermal Conductivity 0.3 W/k-m
Maximum Operating Temp. 100°C (Long Term)/ 140°C (Short Term)
Minimum Operating Temp. -30°C
Co-efficient of Linear Thermal Expansion 10 x 10^-5 K^-1
Flammability (UL-94) HB
Volume Resistivity 10^15 ohm-cm
Dielectric Strength 50 Kv/mm