Plastic Gear Rack

Plastic Gear Rack

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Description

Property Item No. Unit POM-C POM-H POM-H+PTFE
Mechanical Properties 1 Density g/cm3 1.41 1.43 1.50
2  Water absorption(23ºCin air) % 0.20 0.20 0.17
3 Tensile strength MPa 68 78 55
4 Tensile strain at break % 35 35 10
5 Compressive stress(at 2%nominal strain) MPa 35 40 37
6 Charpy impact strength (unnotched) KJ/m 2 ≥150 ≥200 ≥30
7 Charpy impact strength (notched) KJ/m 2 7 10 3
8 Tensile modulus of elasticity MPa 3100 3600 3200
9 Ball indentation hardness N/mm 2 140 160 140
10 Rockwell hardness M84 M88 M84

 

1. Permanently static dissipative
2. Dissipate static charges (5 kV) in less than 2 seconds
3.No metal or graphite powder used
4.Depending on the base polymer, thermal performance from 90 to 260°C (continuous use)