7921CE Si3N4 Full Ceramic Bearing (105x145x20mm) Angular Contact Ball Bearing
The 7921CE bearing is a Full Ceramic Si3N4 Angular Contact Bearing with an inner diameter of 105 mm , an outer diameter of 145 mm, a width of 20 mm. It typically uses P0/P6/P5 grade precision tolerances and Open type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
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7921CE Si3N4 Full Ceramic Bearing (105x145x20mm) Angular Contact Ball Bearing High Temperature Anti-corrosion for Skateboard |
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| A . Full Ceramic Bearing Parameters | ||||||||||
| Brand- | TMP | |||||||||
| Feature- | Full ceramic/Si3N4 material | |||||||||
| BearingStructure- | Angular Contact Ball Bearing | |||||||||
| Model number- | 7921CE | |||||||||
| Inner ring(mm)- | 105 | |||||||||
| Outer ring(mm)- | 145 | |||||||||
| Width(mm)- | 20 | |||||||||
| Weight(Kg)- | 0.36 | |||||||||
| Materials(Rings)- | Si3N4 | |||||||||
| Material(Cage)- | PEEK or PTFE | |||||||||
| Material(Ball)- | Si3N4 | |||||||||
| Number of Row- | Single rows | |||||||||
| Operating temperature- | 800 Celsius | |||||||||
| B . 7921CE Full Ceramic Bearing Specification Sheet | ||||||||||
| Model Number | Dimensions (mm) | Mounting dimensions (mm) | Weight (kg) | |||||||
| d | D | B | r (min) |
r1 (min) |
da (min) |
Da (max) |
ra (max) |
Material (ZrO2) |
Material (Si3N4) |
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| 7921CE | 105 | 145 | 20 | 1.1 | 0.6 | 112 | 138 | 1 | 0.66 | 0.36 |
| C . Si3N4 Full Ceramic Bearing Details | ||||||||||
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Product Features |
Full ceramic bearings has perfect propriety such like suitable for low and high temperatures, high load capacity, corrosion resistance, nonmagnetic insulated and self lubrication.The Material of Full ceramic bearings have 4 types: ZrO2,Si3N4, SiC and Al2O3. |
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Series Introduction |
Full ceramic bearing Si3N4 material has similar propriety as ZrO2 material, besides it has low weight , good wear resistance, high hardness, and it can bear higher temperature than ZrO2 material. |
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| Series Model No. | 7900CE 7000CE 7200CE 7300CE 7901CE 7001CE 7201CE 7301CE 7902CE 7002CE 7202CE 7302CE 7903CE 7003CE 7203CE 7303CE 7904CE 7004CE 7204CE 7304CE 7905CE 7005CE 7205CE 7305CE 7906CE 7006CE 7206CE 7306CE 7907CE 7007CE 7207CE 7307CE 7908CE 7008CE 7208CE 7308CE 7909CE 7009CE 7209CE 7309CE 7910CE 7010CE 7210CE 7310CE 7911CE 7011CE 7211CE 7311CE 7912CE 7012CE 7212CE 7312CE 7913CE 7013CE 7213CE 7313CE 7914CE 7014CE 7214CE 7314CE 7915CE 7015CE 7215CE 7916CE 7016CE 7216CE 7017CE 7217CE 7918CE 7018CE 7919CE 7019CE 7920CE 7020CE 7921CE 7922CE |
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| Applications |
Full Ceramic Bearings is specialty likes self-lubrication, anti-corrosion, anti-rust, chemical resistance, cavitation resistance, nonmagnetic insulated, high/low temper resistance. Widely used in assembling of semiconductor, petrol, chemical, electrical, food, medical, marine, aerial industries. |
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