Refined Inner Tube Reclaimed Rubber for making natural inner tube, rubber hose that requiry excellent fineness on apperance
Refined Inner Tube Reclaimed Rubber is made of used natural rubber, fine, smooth, without grain, applicable for making rubber products that required high degree of fineness on appearance, such as rubber hose.
1. The Chemical & Physical Property index of Refined Inner Tube Reclaimed Rubber: Q/SHKJ007-2008
Item
Index
A grade
B grade
C grade
Heating loss,% ≤
1.20
1.20
1.20
Ash content,% ≤
32.00
38.00
40.00
Extraction of acetone,% ≤
20.00
22.00
25.00
Stretch strength, MPa ≥
7.0
6.0
5.5
Elongation rate, % ≥
350
300
280
Mooney viscosity, ML ≤
75
80
85
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