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Product name | High precision wear resistance sic silicon carbide ceramic seal ring for water pump |
Purity of silicon carbide | >98% |
Grain size | <15µm |
Hardness | 105HS |
Thermal conductivity | 150W/m.k(20℃) |
Weibull modulus | 10 |
Thermal expansion | 4.4 10-6Degc(at20℃ to 500℃) |


Extreme Hardness and High Strength
High Abrasion and Wear Resistance
Excellent Corrosion Resistance
Superior Thermal Shock Resistance


4.Multi-stage Pumps
5.Vertical Pumps
6.Down Hole Pumps
Technical Parameter | Unit | SiC | SSic | Sic+C |
Hardness | HS | 110 | 115 | ≥105 |
Porosity Rate | % | <0.3 | <0.2 | <0.5 |
Density | g/cm3 | 3.00~3.05 | >3.10 | 2.69-2.90 |
Compressive Strength | MPa | >2200 | >2500 | >1400 |
Fractural Strength | MPa | >350 | >380 | >150 |
Coefficient of Heat Expansion | 10-6/oC | 4.0 | 4.2 | 3.5 |
Content of Sic | % | ≥90 | ≥98 | ≥85 |
Free Si | % | ≤10 | ≤1 | ≤12 |
Elastic Modulus | GPa | ≥400 | ≥410 | ≥350 |
Temperature | ℃ | 1300 | 1400 | 1300 |








Regarding the package,we will pack them according to your request.

Regarding the delivery,we support to send you our products by air ,by sea,by train or other



1.I can not find our products in your catalog ,can you make customized products for us ?
Yes ,Customized products is available .OEM is welcomed.
2.I don't have drawing or picture available for custom products, could you design it?
Yes,we can make the best suitable design in accordance with your application.
3.What's your payment terms ?
We accept T/T, Western Union when qualified goods are ready for ship.
Also pay to Alibaba via Credit Card is welcomed.
For amount less than 1500USD ,100% in advance.
For amount more than 1500USD,50% in advance ,balance payment before shipment
4.Can you supply free sample?
Yes, the free samples can be supplied if there are stock. But we hope you can bear freight charge.
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