cotton conveyor belt for coal mine 

Standards:

GB/T7984-2001, DIN22102, BS490, AS1332, RMA, JISK6322, SABS1173 etc.

physical and mechanical properties of covering layer 

Rank of overburden performance        H                      D                       L

Tensile strength(Mpa)≥                          24.0                 18.0                 15.0

Elongation at break(%)≥                       450                   400                  350

Abrasion value(mm3)≤                            120                   100                 200

tensile property of total thickness:
1. tha longitudinal tensile strength of the conveyor belt is not lower than the following nominal value:160  200  250  315  400  500  600  630  800N/mm

2. the total thickness elongation rate of the belt should not less than 10%, the reference force elongation rate of total thickness of the belt should no more than 4%.

3. straightness: no more than 25mm.

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