Flame Resistant Steel Cord Conveyor Belt for General Use(including those for coal mines)
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Characteristics
The product is made of nylon canvas or EP canvas and finished through the processes of calendering, assembling, vulcanizing, etc. The unique formula enables it to work continuously in a flammable environment.
Standard Specifications
| Strength grade | Tensile strength (KN/m) | Cord pitch (mm) | Cord diameter (mm) | Min. breaking force (KN) | Min. cover thickness (mm) |
| ST-500 | 500 | 10 | 2.5 | 5.5 | 4 |
| ST-630 | 630 | 10 | 2.8 | 7 | 4 |
| ST-800 | 800 | 10 | 3 | 8.9 | 4 |
| ST-1000 | 1000 | 12 | 3.7 | 12.9 | 4 |
| ST-1250 | 1250 | 12 | 4.2 | 16.1 | 4 |
| ST-1400 | 1400 | 12 | 4.3 | 18 | 4 |
| ST-1600 | 1600 | 12 | 4.7 | 20.6 | 4 |
| ST-2000 | 2000 | 12 | 5.3 | 25.6 | 4 |
| ST-2250 | 2250 | 12 | 5.3 | 29 | 4 |
| ST-2500 | 2500 | 15 | 6.8 | 40 | 5 |
| ST-2800 | 2800 | 15 | 7 | 44.8 | 5 |
| ST-3150 | 3150 | 15 | 7.8 | 50.5 | 5.5 |
| ST-3500 | 3500 | 15 | 8.2 | 56 | 6 |
| ST-4000 | 4000 | 15 | 8.8 | 63.5 | 6.5 |
| ST-4500 | 4500 | 16 | 9.7 | 76.3 | 7 |
| ST-5000 | 5000 | 17 | 10.9 | 91 | 7.5 |
| ST-5400 | 5400 | 17 | 11.3 | 98.2 | 8 |
| ST-6300 | 6300 | 19.5 | 12.8 | 130.4 | 10 |
| ST-7000 | 7000 | 19.5 | 13.5 | 142.4 | 10 |
| ST-7500 | 7500 | 19.5 | 13.8 | 166.7 | 10 |
| ST-8000 | 8000 | 21 | 14 | 180.9 | 10 |
| ST-9000 | 9000 | 21 | 14.8 | 203.2 | 11 |
| ST-10000 | 10000 | 21 | 15.5 | 225 | 11 |
Note: Cover thickness, cord diameter, and cord pitch can be manufactured according to customer’s requirements.
Cover Grades
| Grade | Tensile strength min. (ISO37) Mpa | Elongation at break min. (ISO37) % | Abrasion resistance max. (ISO4649) mm³ |
| D | 18 | 450 | 200 |
| L | 14 | 400 | 250 |
Safety properties
| Items | Flame resistant grade | |||||
| K2 | K3 | |||||
| Duration of flame | The total duration of flame of 6 testpieces with covers is less than45S,any individual test piece does notexceed 15 S | Average value of duration of flameof 3 test pieces with covers doesnot exceed 60S | ||||
| Anti-static property | ≤3×10⁸Ω | |||||
| Reapperance | There should be no reappearance of flame on any test piece. | |||||
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Flame Resistant Steel Cord Conveyor Belt for General Use(including those for coal mines)
coal mine shaft
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Add:No. 12, Hexin Road, Sanhe Town, Tiantai County, Taizhou, Zhejiang, China
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