Mine Cable-sheath Rubber Compound

The product meet the standards of the implementation of the documents MT818<mining cable>, and the XH-03A in the GB7594.7-1987. The colored sheath using imported pigment, production finally ceased cable…

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Product Details

The product meet the standards of the implementation of the documents MT818<mining cable>, and the XH-03A in the GB7594.7-1987.

The colored sheath using imported pigment, production finally ceased cable inside the pipeline does not change color, bright does not fade.

Performance comparison

Test item			Unit	GB7594.7-87	Test value
Before ageing	Tensile strength	Intermediate values	MPa	≥11.0	13.8
Before ageing	Elongation at	Intermediate values	%	≥250	450
Heat ageing test of air box	Aging conditions	Temperature	℃	75±2
	Aging conditions	Time	h	10×24
	Tensile strength	Intermediate values	MPa	—	13.1
	Tensile strength	Rate of change	%	≤-15	-5
	Elongation at	Intermediate values	%	≥200	420
	Elongation at	Rate of change	%	≤-25	-7
Hot set test	Test conditions	Test temperature	℃	200±3
		Load time	min	15
		Mechanical stress	MPa	0.2
	Load elongation		%	≤175	40
	Permanent deformation after cooling		%	≤25	10
Oil test	Test conditions	Oil temperature	℃	100±2
	Test conditions	Dipping oil	h	24
	Tensile strength	Rate of change	%	≤-40	-6
	Elongation at	Rate of change	%	≤-40	-10
Tear resistant test	Tearing strength	Intermediate values	N/mm	≥5.0	8.5

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