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Brand Name : CSQ
Model Number : NN3000 series
Place of Origin : China
MOQ : 50 pcs
Price : Negotiable
Payment Terms : T/T
Supply Ability : Negotiable
Delivery Time : Negotiable
Packaging Details : Foam+cartom box
Name : Ceramic double-row cylindrical roller bearings
Model : NN3000 series
Race material : Si3N4/ZrO2
Roller material : Si3N4/ZrO2
Cage material : Peek//PFA
Pacage : Foam+cartom box
MOQ : 50 pieces
Delivery time : Negotiable
ZrO2 or Si3N4 Double-Row Cylindrical Roller Bearings
Description of Ceramic Double-row Cylindrical Roller Bearings:
Our company, as one of the most professional ceramic bearing manufacturer in China, can also produce ceramic double-row cylindrical roller bearings. The material of races and rollers can be chosen among Si3N4 (silicon nitride), SSiC (silicon carbide) or ZrO2 (zirconia) and fitted with cage in material of PEEK, or PFA according to your requirement. Welcome your inquiry.
| Material Properties | Units | SSiC | HIP-Si3N4 | GPS-Si3N4 | HIP-ZrO2 |
| Density | g/cm3 | 3.15-3.18 | 3.27-3.29 | 3.22-3.27 | 6.05-6.09 |
| Porosity | % | 0 | 0 | 0 | 0 |
| Fledural Strength | MPa | 550 | 830 | 689 | 900 |
| Elastic Modulus | GPa | 410 | 310 | 310 | 200 |
| Hardness | HV5 | 2800 | 1580 | 1450 | 1300 |
| Fracture Toughness KIC | MPa.m1/2 | 4.6 | 6.1 | 5.7 | 8-11 |
| Maximum Use Temperature | ℃ | 1650 | 1000 | 1000 | 380 |
Reference data of Ceramic Double-row Cylindrical Roller Bearings
| Bearings model | Form size | Form size | Form size | Load | Load | Max.Speed | Max. Speed |
| NN3005CE | 25 | 47 | 16 | 25800 | 30000 | 15000 | 17000 |
| nn 3006 bearingCE | 30 | 55 | 19 | 31000 | 37000 | 12000 | 15000 |
| NNnn 3012 bearingCE | 35 | 62 | 20 | 39500 | 50000 | 11000 | 13000 |
| NN3008CE | 40 | 68 | 21 | 43500 | 55500 | 9800 | 11100 |
| NN3009CE | 45 | 75 | 23 | 52000 | 68500 | 8800 | 10000 |
| NN3010CE | 50 | 80 | 23 | 53000 | 72500 | 8200 | 9600 |
| NN3011CE | 55 | 90 | 26 | 69500 | 96500 | 7300 | 8600 |
| NN3012CE | 60 | 95 | 26 | 73500 | 106000 | 6800 | 8000 |
| NN3013CE | 65 | 100 | 26 | 77000 | 116000 | 6400 | 7600 |
| NN3014CE | 70 | 110 | 30 | 97500 | 148000 | 5700 | 6800 |
| NN3015CE | 75 | 115 | 30 | 96500 | 149000 | 5500 | 6400 |
| NN3016CE | 80 | 125 | 34 | 119000 | 186000 | 5000 | 6000 |
| NN3017CE | 85 | 130 | 34 | 125000 | 201000 | 4800 | 5600 |
| NN3018CE | 90 | 140 | 37 | 143000 | 228000 | 4500 | 5200 |
| NN3019CE | 95 | 145 | 37 | 150000 | 246000 | 4300 | 5000 |
| NN3020CE | 100 | 150 | 37 | 157000 | 265000 | 4000 | 4800 |
| NN3021CE | 105 | 160 | 41 | 198000 | 320000 | 3800 | 4500 |
| NN3022CE | 110 | 170 | 45 | 229000 | 375000 | 3600 | 4300 |
| NN3024CE | 120 | 180 | 46 | 239000 | 405000 | 3300 | 3900 |
| NN3026CE | 130 | 200 | 52 | 284000 | 475000 | 3000 | 3600 |
| NN3028CE | 140 | 210 | 53 | 298000 | 515000 | 2800 | 3400 |
| NN3030CE | 150 | 225 | 56 | 335000 | 585000 | 2600 | 3100 |

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ZrO2 Si3N4 Double Row Cylindrical Roller Bearings Nn 3006 Nn 3016 Nn 3012 Images |