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Flame Resistant Conveyor Belt
Products properities:
The product is made of cotton canvas, nylon canvas or EP canvas and finished through the process of calendring, assembling, vulcanizing etc, suitable for conveying materials that require a flame resistant and static conductive belts in power, chemical, light, metallurgical and grain processing industries, under the condition of flammable or explosive environment above coal mines.
| Cover Type |
Standards |
Minimum Tensile Strength (MPA) |
Minimum Elongation (%) |
Abrasion |
Material Coveyed |
| Fire Resistant |
SANS-F |
17 |
350 |
180 |
Material with fire hazards, e.g. Coal |
| IS-1891(FR Grade) |
17 |
350 |
200 |
| ISO-340(FR Grade) |
17 |
350 |
180 |
| AS-F(FR Grade) |
14 |
300 |
200 |
| AS-1332(FR Grade) |
14 |
300 |
200 |
| DIN S Grade |
17 |
350 |
180 |
| DIN K Grade |
17 |
400 |
200 |
| MSHA-FR |
17 |
350 |
200 |
| CAN/CSA (FR Grade) |
17 |
350 |
200 |
Cover rubber property
| Item |
Tensile Strength / MPA |
Elongation at break / % |
Abrasion / mm3 |
| ≥18 |
≥450 |
≤200 |
| ≥14 |
≥400 |
≤250 |
Safety property
| Item |
Flame retardant grades |
| K2 |
K3 |
| Duration |
The total duration of flame of 6 test pieces with covers is less than 45s, any individual test piece does not exceed 15s |
Average value of duration of flame of 3 test pieces with covers does not exceed 60s |
| Anti-static property |
≤ 3 x 108Ω |
| Reappearance |
There should be no reappearance of flame on any test pieces |
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