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ACM Rubber vs. PBT

ACM rubber belongs to the thermoset elastomers (rubber) classification, while PBT belongs to the thermoplastics. There are 6 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is ACM rubber and the bottom bar is PBT.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.3
1.3 to 1.5
Elongation at Break, % 280
2.5 to 43
Glass Transition Temperature, °C -40
40
Strength to Weight: Axial, points 2.7
12 to 25
Strength to Weight: Bending, points 9.3
25 to 38
Tensile Strength: Ultimate (UTS), MPa 13
58 to 140