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Polyoximethylene (POM). Unfilled. Medium viscosity. Very good tribological properties.

Polymer Name: Polyacetal Copolymer (POM)

Processing Methods: Injection Molding

Technical Data Sheet
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Properties

Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Strength - at Break (5 mm/min, 60°C)No Break-ISO 527
Tensile Strength - at Break (5 mm/min, 90°C)No Break-ISO 527
Tensile Strength - at Break (5 mm/min, 23°C)60MPaISO 527
Tensile Strength - at Yield (5 mm/min, 23°C)60MPaISO 527
Tensile Strength - at Yield (5 mm/min, 60°C)45MPaISO 527
Tensile Strength - at Yield (5 mm/min, 90°C)30MPaISO 527
Tensile Elongation - at Yield (5 mm/min, 23°C)10%ISO 527
Tensile Elongation - at Break (5 mm/min, 23°C)50%ISO 527
Tensile Elongation - at Yield (5 mm/min, 60°C)--ISO 527
Tensile Elongation - at Yield (5 mm/min, 90°C)--ISO 527
Elastic Modulus (Tensile Speed - 1 mm/min, 23°C)2600MPaISO 527
Elastic Modulus Tensile Speed ( 1 mm/min, at 60°C)1400MPaISO 527
Charpy Unnotched Impact Strength ( +23°C)No Break-ISO 179-1eU
Charpy Unnotched Impact Strength ( -20°C)No Break-ISO 179-1eU
Charpy Notched Impact Strength (-20°C)5kJ/m2ISO 179/1eA
Charpy Notched Impact Strength (+23°C)7kJ/m2ISO 179/1eA
Tensile Elongation at Break (5 mm/min, 60°C)min. 100.0ISO 527
Tensile Elongation at Break (5 mm/min, 90°C)min. 100.0ISO 527
Physical Properties
ValueUnitsTest Method / Conditions
Moisture Absorption (Air, After 24Hrs)0.12%ISO 62-4
Linear Shrinkage at Moulding - Longitudinal (2.0mm/60Mpa)2.00/2.30%ISO 294-4
Linear Shrinkage at Moulding - Transversal (2.0mm/60Mpa))2.05/2.25%ISO 294-4
Density1.41g/cm3ISO 1183
Thermal Properties
ValueUnitsTest Method / Conditions
Heat Deflection Temperature - HDT (0.45 mn/m2)155°CISO 75
Heat Deflection Temperature - HDT (1.81 mn/m2)115°CISO 75
Vicat Softening Point - VST (50 N, eating Rate 50°C/H)150°CISO 306
Coefficient of Linear Thermal Expansion - CLTE - (Longitudinal, +30°C to +100°C)85μm/(m·°C)ISO 11359-2
Continuous Use Temperature - C.U.T (Long Period, 20,000H)75°CASTM E1641/E1877
Electrical Properties
ValueUnitsTest Method / Conditions
Comparative Tracking Index - CTI (Solution A , Without Surfactant))600VIEC 60112
Surface Resistivity1.00E+12ohmIEC 60093

Packaging & Availability

Regional Availability
  • Asia Pacific
  • Europe
  • Latin America
  • North America