Si3N4 silicon nitride ceramic spacer
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Si3N4 silicon nitride ceramic spacer
Silicon Nitride (Si3N4) Characteristics:
1 Good thermal shock resistance
2 Creep resistance
3 Low density
4 High fracture toughness
5 High hardness and wear resistance
6 Electrical resistivity
The prime features of Si3N4 Silicon Nitride Ceramic
1. Extraordinary thermal shock, it can withstand up to1000ºC
2. It’s easier to do precise machining, the tolerance can be 0.001mm
3. Chemical corrosion resistance under high temperature, except for HF and H3PO4
4. Extreme wear and abrasion resistance., much better than stainless steel
5. Great mechanical properties, hardness, compressive and flexural strength are much higher stainless steel
The specification of Si3N4 Silicon Nitride Ceramic
Optional material | Silicon nitride (Si3N4), Alumina (Al2O3), Zirconia (ZrO2), Silicon carbide (SiC) |
Dimensional capability | Diameter range from 0.30 ~50 mm, length can be up to 2000 mm |
Secondary process | Lapping, Fine grinding, Precision cutting, Tapping, Drilling and so on |
Technical parameters | Diameter to be 0.005 mm, length to be 0.10 mm, roundness can be 0.001 mm |
Roughness | The cylinder surface can be polished to be Ra 0.20 or better |
Surface treatment | Diamond-like polished surface, Glazed, Metalized for ceramic to metal boning |
Cosmetic quality | Smooth surface free of contamination, no deformation, and crack |
Si3N4 silicon nitride ceramic spacer
Description of high purity Si3N4 Silicon Nitride Ceramic
Silicon nitride ceramic offers exceptional thermal shock, extreme thermal stress resistance, excellent wear resistance, great chemical resistance, and easier machinable features. It’s always made use of producing refractory ceramic parts, anti-corrosion ceramic parts, ceramic seal parts, ceramic cutter/blade for machining.
Our company supplies a great of silicon nitride ceramic components, including Si3N4 ceramic tube, Si3N4 ceramic plate, Si3N4 ceramic rod, and various complicated silicon carbide ceramic structural parts.
Application of silicon nitride ceramics:
Silicon nitride ceramic parts work as welding pins, Ceramic Shafts, Ceramic bearings, Ceramic substrates, Ceramic piston plungers, Ceramic sliders, Ceramic seal ring, Air turbine blades which are widely used in machinery, electronics, semiconductor, petroleum, chemical industry, smelting, and other industries