It is suitable for conveying various non-corrosive and thornless materials in blocks, in grains, in grains, or in powder, such as coal in bulk or in bales, under the condition of flammable or explosive environment above coalmine wells.
The product is made of cotton canvas, nylon canvas or EP canvas and finisher through the processes of calendaring, assembling, vulcanizing ect.
Cover rubber property
|Item||Unit||Class L||Class D|
|Elongation at break||%||≥400||≥450|
|Item||Flame retardant grades|
|Duration of flame||The total duration of 6 test pieces with covers is less than 45s, any individual test piece does not exceed 15S||Average value of duratin of flame of 3 test pieces with covers does not exceed 60s|
|Anti-static property||≤3 x 108 Ω|
|Reappearance||There should be no reappearance of flame on any test piece|
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