Product Description:
Diameter: 0.8mm to 8mm
Grade: G5
Material: Silicone Nitride Si3N4
We provide 0.8mm to 8mm all different sizes(metric,inch) of Ceramic balls,Please contact me for purchase.
Si3N4 ceramic bearings ball are precision ceramic sintering at high temperature in a non oxidizing atmosphere, which has high strength, high wear resistance, high temperature resistance, corrosion resistance, acid and alkali resistance, can be used for a long time in the water, and has good properties of electrically insulating nonmagnetic. At 800 DEG C, strength, hardness is almost unchanged, its density is 3.20g/cm3, is almost bearing steel 1/3. weight, when rotating centrifugal can achieve high speed operation is small. Also has the self lubrication, it can use to non lubricating medium and high pollution in environment. Become a ceramic bearing, the preferred material for hybrid ceramic ball bearing.
2. Make sure your Address is correct. A phone number is recommended for a more accurate delivery.
3.We try our best to provide you the most reliable, affordable way of shipping service. But sometimes international delivery is highly depended on the local customs and post service. If you do not receive your item on time, please contact us immediately for further assistance. We will be responsible for any damages or losses incurred in the shipping process.
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Country |
Shipping time |
Note |
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USA , Russia（e-packet dispatch） |
5-12 working days |
≥20 days, contact me |
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Australia, United Kingdom |
15-25 days, sometimes 30 days |
≥30 days, contact me |
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France |
15-28 days, sometimes 30-35 days |
≥35 days, contact me |
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Brazil, Spain, Canada |
20-40 days, sometimes 40-45 days |
≥45 days, contact me |
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Other country |
Normally 25-30 days to reach |
≥30 days, contact me |
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| After purchase. I send goods within 12 hours. And I'll add a tracking number to the EBAY. Thistracking number can query the Post. | |||
● I am very glad to solve your any problem on my items.
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