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Flame Resistant Steel Cord Conveyor Belt

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Flame Resistant Steel Cord Conveyor Belt

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Usage

Steel Cord Flame Resistant Conveyor Belts are suitable for conveying materials in flame resistant and anti-explosion occasions, especially in underground coalmines.


Characteristics

Except the advantages of conveying materials at the occasion of high strength, long distance and large load as the steel cord conveyor belt, the steel cord flame resistant conveyor belt shall meet the safety requirements blow.

ItemsIndexes
Anti-static propertyAverage electrical resistance of both surfaces (Ω)3*10⁸
Drum frictionSurface temperature of drum (℃ )≤325
Any test piece shall not show any sign of flame or glow
Burning on spirit burner (flame or glow)  Burning with cover rubberAverage duration of lame for six test piece(S)≤3
Duration of flame for any individual test piece (S)≤10
Burning without cover rubberAverage duration of flame for six test piece(S)≤5
Duration of flame for any individual test Piece(S)≤15
Burning on propane burnerLength that is completely undamaged by flame .mm≥600mm


Standard Specifications

ModelTensile Strength(N/mm)Cord Pitch (mm)Cord Diameter (mm)Min Cover thickness (mm)Width (mm)
ST6306301034800-2400
ST800800103.54
ST100010001244
ST12501250124.54
ST160016001254
ST200020001264
ST25002500157.25
ST31503150158.15.5
ST35003500158.66
ST40004000158.96.5
ST45004500169.77
ST500050001710.97.5
ST540054001711.38
ST6300630019.512.810
ST7000700019.513.510
ST75007500211510


Note: Cover thickness, cord diameter, and cord pitch can be manufactured according to customer’s requirements.


Rubber Covers

Flame resistance for mines: suitable for conveying flammable and combustible dangerous materials. The average value of burning test shall be less than 10s, and the single value shall be less than 15s. Besides, it has to pass the drum friction test and tunnel propane combustion test.


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