Fire Resistant Steel Cord Conveyor Belt for Coal Mine

FOB Price

USD $1 - $2 / Meter

50 Meters(Min.Order)

Product Description

Coal Mine Steel Cord conveyor Belt, Fire Resistant Steel Cord Belt, High Temperature Conveyor Belt Manufacturer

1. Applications

Fire resistant steel cord conveyor belt is suitable for underground mines. It should meet requirements of electrical and fire safety properties.

2. Physical Properties of Rubber Cover

Item		Index
Tensile Strength/Mpa ≥		15
Breaking Elongation/% ≥		350
Abrasion Loss/mm³≤		200
After aging test(70℃×168h)	Change rate of tensile strength/%	±25
	Change rate of breaking elongation/%	±25

3. Adhesion

a. Adhesion between rubber cover and belt core: ≥12N/mm.

b. Adhesion of steel core (N/mm)

4. Specification

Specification of steel cord conveyor belt

5. Safety property

Item	Fire resistant properties
Alcohol burner test	Average value of flame duration of 6 samples with covers, not more than 3s, any single value not more than 10s.	Average value of flame duration of 9 samples without covers, not more than 5s, any single value not more than 15s.
Anti-static test	Surface resistance ≤ 3×10⁸Ω
Drum friction test	no flame reappear, ≤ 325℃
Tunnel propane burning test	a. Undamaged sample length ≥600mm, or b. Undamaged sample length ≥50mm, ≤140℃ rising, damaged length≤1250mm

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