We are professional manufacturer of high strength silicon nitride ceramic stalk tube ,served for foundry industries for nearly 20 years ,hope to be your partner .
Product description:
Silicon nitride stalk tube was made with high purity silicon nitride , used for aluminum alloy low pressure die casting .
Features:
Inner diameter :60-100mm
Outter diameter:70-120mm
Wall thickness :10-15mm
Length:Max.1150mm
We could produce according to your drawing .
Silicon nitride ceramic stalk tube:
Production parameter:
Item | SI3N4 | |
Density | g/cm3 | 3.2 |
Hardness | HRA | 15-17 |
Bending strength | MPa | 800-1000 |
porosity | % | 0 |
Fracture toughness | (Mpa*m-1) | 6-8 |
Thermal conductivity | W/mk | 18-24 |
Features：
1.Low co-efficient
2.Excellent thermal-shock resistance
3.No aluminum dross
4.Long service life
Application:
Used for non-ferrous foundry (especially aluminum alloy) low pressure die casting .
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