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Fire Resistant Steel Cord Conveyor Belt for General Use

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Description

1. Applications of Fire Resistant Steel Cord Conveyor Belt for General Use

Fire resistant steel cord conveyor belt (flame resistant steel cord conveyor belt) is suitable for general uses, such as coal washing/coal cleaning plants on the ground, thermal power plants, fertilizer plants, non-coal mines under ground, mining industry. It should meet requirements of electrical and fire safety properties.

2. Production Process of Fire Resistant Steel Cord Conveyor Belting Factory

Fire Resistant Steel Cord Conveyor Belt for General Use

3. Physical Properties of Rubber Cover, Steel Cord Conveyor Belt Price

GradeTensile Strength/Mpa ≥Breaking Elongation/% ≥Abrasion Loss/mm3 
H20400200
D18400120
L15350200
Note:Grade H-used for highly-sharp working conditions.Grade D-used for highly-abrasive working conditions.Grade L-used for general working conditions.

After-aging properties of rubber cover(70℃×7d):

Change rate of tensile strength & breaking elongation: -25%~+25%.

4. Adhesion

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

b. Adhesion of steel core (N/mm)

Belt type630800100012501600200025002800315035004000450050005400
Before- aging, ≥60708095105105130135140145150165175180
After- aging, ≥556575909595120125130140145160170175

5. Specification

Specification of steel cord conveyor belt

Belt typeST630ST800ST1000ST1250ST1600ST2000ST2500ST2800ST3150ST3500ST4000ST4500ST5000ST5400
Min. tensile strength (N/mm)630800100012501600200025002800315035004000450050005400
Max. diameter of steel cord (mm)3.03.54.04.55.06.07.27.68.18.68.99.710.911.3
Min. breaking force of steel cord (kN)6.938.813.216.521.1226.441.2545.951.9857.7066.0079.2093.50101.0
Steel cord pitch (mm) (±1.5)1010121212121515151515161717
Top cover thickness (mm)5566688888888.59
Bottom cover thickness (mm)5566666688888.59
Belt widthNumber of steel cord
80075756363636350505050



10009595797979796464646464595555
1200113113949494947676767777716666
14001331331111111111118989899090847878
1600151151126126126126101101101104104969090
1800
171143143143143114114114117117109102102
2000

159159159159128128128130130121113113
2200

176176176176141141141144144134125125

6. Safety property

ItemFire resistant grade
K2K3
Duration of flameTotal value of flame duration of 6 samples with covers, not more than 45s, any single value not more than 15s.Average value of flame duration of 3 samples with covers, not more than 60s.
Static conductive properties≤ 3×108Ω
Reappearance of flamenot allowed in any sample

7. Safety property test

Fire Resistant Steel Cord Conveyor Belt for General Use

Products News What is the Belt Refurbishment Process?

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