Light Weight Pipe Plastic Conveyor Rollers For Cement Plant U Shape Frame

Technical Parameter for UHMW-PE General properties Value Units Test Density 0.93 g/cm3 DIN EN ISO 1183-1 Flammability HB/HB 3 mm / 6 mm UL 94 Absorption of moisture <0.01 % DIN EN ISO 62 Mechanical properties Yield stress/ tensile strength 20 MPa DIN EN ISO 527 Tensile elongation >200 % DIN EN ISO 527 Tensile modulus of elasticity 680 MPa DIN EN ISO 527 Shore hardness 63 Skala D DIN EN ISO 868 Thermal properties Melting temperature 135 oC ISO 11357-3 Thermal conductivity 0.4 W / (m K) DIN 52612-1 Specific thermal capacity 1.9 kJ / (kg K) DIN 52612 Coefficient of linear thermal expansion 150-230 10-6 K-1 DIN 53752 Service temperature, long term (min.) -250 oC Benchmark Service temperature, long term (max.) 80 oC Benchmark Service temperature, short term 130 oC Benchmark Heat deflection temperature 79 oC DIN EN ISO 306 (Vicat B) Electrical properties Dielectric constant 2.3 DIN IEC 60250 Dielectric dissipation factor 1x10-4 DIN IEC 60250 Specific volume resistivity >1014 cm DIN IEC 60093 Surface resistivity >1014 IN VDE 0303-3 Comparative tracking index 600 DIN EN 60112 (test solution A) Dielectric strength 45 kV/mm DIN EN 60243