Blackboard Eraser
Polyurethane Rubber Granules
2017-07-12 14:39  Visit:205
Price:Unfilled
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Specifications:
1.Wear resistance 
2.UV stability 
3.Color fastness 
4. Flame retardant

Ash content %

45.0

Tensile strength, MPa

4.5

Elongation at break%

450

Hardness(shore A)

56

Relative Density Kg/m³

1.48*10³


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