Pouring bushing
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Quality/Safety Certification: 0.00
Pouring bushing:anti-pressure, heat preservation and thermal shock resistance and impermeable to aluminium fusant, etc.
It is applied to low pressure casting aluminium alloy wheel hub or other resemblances, made of ZHONGNAI No.6 material.
Advantage:
anti-pressure, heat preservation and thermal shock resistance and impermeable to aluminium fusant, etc.
Besides general specification ,we offer the products according to the customers requirements.
PS.
| Form A ZHONGNAI material physical capability | |||||||
| Working temperature | Density | Tortuous intensity | Pressure resistance intensity | Coefficient of heat conductivity | Heat linear shrinkage | Coefficient of heat expansion | |
| oC | g/cm3 | kg/cm2 | kg/cm2 | 700oC(w/m·k) | 800oC(%) | 700oC(×10-8oC) | |
| ≥1000 | 0.6-2.5 | ≥50 | ≥105 | ≤0.2 | ≤0.3 | ≤2.77 | |
| Form B ZHONGNAI material chemical composition | |||||||
| Si O 2 | AL2O3 | Fe2O3 | CaO | MgO | TiO2 | K2O | Na2O |
| 52-55 | 42.5 | 0.88 | 0.41 | 1~2 | 1.7 | 0.5 | 1 |
