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3、Physical and chemical properties
ITEM | TECHNICAL INDEX |
Vicat softening temperature, ℃ | ≥79 |
Longitudinal reversion, % | ≤9.0 |
Tensile yield strength, MPa | ≥40 |
Flatting test | No damage |
Dropping impact resistance test(0℃)TIR | ≤10% |
Note: |
L:big spin bottom width |
H:big spin high width |
l:small spin bottom width |
h:small spin high width |
Normal outside diameter | TypeⅠ | Type Ⅱ | ||||
Spin dimension, mm | Spin number | Spin dimension, mm | Spin dimension | |||
High H/h | Bottom width L/l | High H/h | Bottom width L/l | |||
50 | 3.0 | 2.5 | 3 | - | - | - |
75 | 3.0 | 2.5 | 4 | - | - | - |
90 | 3.0 | 2.5 | 4 | - | - | - |
110 | 3.0 | 2.5 | 6 | 3.0 1.3 |
3.0 1.3 |
6 54 |
125 | 3.0 | 2.5 | 6 | 3.0 1.3 |
3.0 1.3 |
6 54 |
160 | 3.0 | 2.5 | 6 | 3.0 1.3 |
3.0 1.3 |
6 54 |
200 | 3.0 | 2.5 | 6 | 3.0 1.3 |
3.0 1.3 |
6 54 |
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