Acetal Delrin (Black & White)

DELVIN-500x500
PHYSICAL PROPERTIES TEST METHOD UNITS VALUES
Specific Gravity DIN 53479 g/cm ³ g/cm ³
MECHANICAL PROPERTIES   UNITS UNITS
Tensile strength DIN 53455 N/mm² 70
Yieldpoint DIN 53455 % 40
Modulus of elasticity on tensile test DIN 53457 N/mm² 3100
Bending stress DIN 53452 N/mm² 115
Impact strength DIN 53453 kJ/m² KB
Notched impact strength DIN 53543 kJ/m² >10
Bull-indentation hardness DIN 53456 N/mm² 160
Stress at 1% strain 1000 h DIN 53444 N/mm² 13
Stress at 2% strain 1000 h DIN 53444 N/mm² 19
Coefficient of friction to steel,dry 0.32
Moisture absorption under normal conditions % 0.25
THERMAL PROPERTIES TEST METHOD UNITS VALUES
Crystal melting range ° C 165
Thermal conductivity DIN 52612 W/M.L. 0.31
Specific heat capacity KJ¯ᶦ/Kg*°C 1.5
Coefficient of linear expansion 10¯⁶* K¯ᶦ 80-100
Short term operating temperature ° C 140
Heating temperature continuous ° C -40 up to 100
Deeformation resistance at high temperature DIN 53461 ° C 125
ELECTRICAL PROPERTIES TEST METHOD UNITS VALUES
Electrical coefficient at 10 Hz DIN 53483 r 3.4
Dielectric loss factor at 10 Hz DIN 53483 tan 0.003
Insulation resistance DIN 53482 * cm 10¹⁵
Suface resistance DIN 53482 Ω 10¹³
Tracking resistance DIN 53480 KC > 600
Dielectric strength DIN 53481 KV/mm² > 50