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1.EP/NN80-630
2.Width:300-2600mm
3.Fire Retardant
4.Best quality level in China
Fire Resistant Conveyor Belts
Specifications
flame resistant conveyor belt for general use is for conveying materials in coalmines and other places requiring fire resistant
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Fabric type
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Fabric structure
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Fabric specs
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Ply thickness
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Strength(N/mm)
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Cover thickness
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width
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length
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warp
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weft
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mm/ply
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2ply
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3ply
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4ply
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5ply
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upper
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lower
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mm
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m
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polyester
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polester
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polyamine
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EP80
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160
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240
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320
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400
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1.5-12
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0-4.5
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400-2500
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50-500
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EP100
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1
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200
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300
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400
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500
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EP150
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1.1
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300
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450
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600
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750
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EP200
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1.2
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400
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600
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800
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1000
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500-2500
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EP250
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1.35
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500
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7500
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1000
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1250
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EP300
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1.45
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600
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900
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1200
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1500
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EP350
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1.6
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1050
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1400
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1750
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800-2500
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EP400
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1.75
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1600
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2000
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1000-2500
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EP500
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1.9
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2000
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2500
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EP630
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2.1
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2400
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3000
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2.Adhesion and elongation of belt
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Belt carcass
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Adhesive strength
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elongation
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Between plies(N/mm)
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Between rubber and carcass
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Longitudinal elongation at break%≥
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Longitudinal elongation at reference load%≤
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≥5
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≥5
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10
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2.0
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3.Technical data of cover rubber
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Cover grade
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Tensile strength
≥
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Elongation
≥
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Abrasion
≤
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Change rate of tensile strength and elongation after aging
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MPa
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%
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mm3
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%
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RMA1
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17
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400
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175
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-25+25
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RMA2
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14
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350
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250
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-25+25
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Z
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15
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350
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250
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-25+25
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Y
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20
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400
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150
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-25+25
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X
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25
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400
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120
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-25+25
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W
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18
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400
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90
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-25+25
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Surface resistance
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≤3×108Ω
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Drum friction
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Drum temperature shall not exceed 325°C, belt shall show no sign of flame, sparks or glow
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Burner flame test
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With cover: average≤3s, individual≤10s |
| Propane burner test | Length remains undamaged, not blistered or charred>250mm |
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High energy propane burner test
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Undamaged length with full with>2250
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