PU elastomers
Bumper Composite Materials & Products

 

Chemical Components: It is composed of bicomponent. Component A is conjugate polyether. Component B isocyanate. Properties:

 

  Component A

 Component B

 Appearance

 Red、yellow、blue、black(adjustable)

 Light yellow liquid

Viscosity(mPa﹒s, 25℃)

1100±200

 40±50

 Density(g/cm3

1.00-1.10

1.15-1.25

Product Performance:

Density(g/cm3

 1.0-1.2

Hardness (Shore A)

 55±5

Flexural Modulus(MPa)

 ≥500

 Tensile Strength(MPa)

 ≥20

 Elongation at Breaking Force(%)

 ≥150

 Impact Strength(J/m)

 ≥30

Main usage : The product is mainly used in reaction injection molding (RIM) technology to manufacture automobile bumper products.

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