Cover Grade | Working Temperature Range | Peak Temp. in short Period |
---|---|---|
T1 T2 T3 T4 |
-20℃~+100℃ -20℃~+125℃ -20℃~+150℃ -20℃~+175℃ |
140℃ 175℃ 220℃ 300℃ |
IW 800: |
carcass type (impact weft wire mesh) and belt strengthrating (800 N/mm) |
1000: |
belt width in mm |
8+4: |
top and bottom gauges are respectively 8 and 4 mm |
T3: |
cover grade(T3) |