Markets/AppLication
It is applicable to convey the coke, cement, clinker and hot casting etc.
Product Description:
The heat resistance conveyor belt is made of the multilayer rubber cotton canvas 'polyester cotton' covered with the high temperature or heat resistant rubbers, which are bonded through high temperature vulcanization.
1, The heat resistance conveyor belt' s specification shall be identical with that of the conventional conveyor belt.
2, The heat resistance conveyor belt shall be in accordance with HG2297-92.
3, The heat resistant conveyor belt contains four types.
4, The heat resistance conveyor belt physical property of the cover rubber after heat test shall conform to the values specified in the table.
| Type | Maximum temperature resistance | Short-time operating temperature | Symbol |
|---|---|---|---|
| Ⅰ | 100 | 150 | T1 |
| Ⅱ | 125 | 170 | T2 |
| Ⅲ | 150 | 200 | T3 |
| Ⅳ | 175 | 230 | T4 |
| Item | Type | |||
|---|---|---|---|---|
| 1 | 2 | 3 | ||
| Range | ||||
| Hardness | Difference before and after aging (IRHD) | 20 | ±20 | |
| Maximum value after aging (IRHD) | 85 | |||
| Tensile Strength | Change rate of property % ≤ | 25 | 30 | 40 |
| Minimum value after aging /Mpa | 12 | 10 | 5 | |
| Breaking Elongation | Change rate of property % ≤ | 50 | 55 | |
| Minimum value after aging % | 200 | 180 | ||
5 The heat resistance conveyor belt abrasive wear of the cover rubber.
| Type Item level | abrasive wear | ||
|---|---|---|---|
| TypeⅠ | TypeⅡ | TypeⅢ | |
| First quality | 0.8 | 1 | 1 |
| Accepts | 1 | 1.2 | 1.2 |
6 The heat resistance conveyor belt layer to layer adhesion strength.
| Item | Interlayer of cloth | Cover layer and cloth interlayer | |
|---|---|---|---|
| Thickness of the cover layer≤ 1.5mm |
Thickness of the cover layer> 1.5mm Thickness of the cover layer> 1.5mm |
||
| The average value of the longitudinal specimen shall be no less than | 3 | 2.2 | 2.6 |
| The peak value of the longitudinal specimen | 2 | 1.6 | 2 |