Shenzhen Daiwa Bearing Company Limited |
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Deep Groove ball bearing’s characteristics
1. low noise, low vibration, high precision
2. high sealing performance, high operation performance
3. Low noise, stable performance and durable
4. long work life and without abnormal sound, etc.
Ⅰ. Material
China | USA | Germany | Japan | Sweden | - |
Gcr15 | (AISI)52100 | (DIN)100Cr6 | (JIS)SUJ2 | SKF3 | MKJ3 |
Ⅱ. Accuracy
Country | Standard | Accuracy Grade | ||||
China | GB | 0 | 6 | 5 | 4 | 2 |
ISO | ISO | 0 | 6 | 5 | 4 | 2 |
Sweden | SKF | P0 | P6 | P5 | P4 | P2 |
Germany | DIN | P0 | P6 | P5 | P4 | P2 |
Japan | JIS | P0 | P6 | P5 | P4 | P2 |
America | ANSI | ABEC1 | ABEC3 | ABEC5 | ABEC7 | ABEC9 |
Ⅲ. Vibration and Noise
According to ralated standard, the vibration noise(dB) of "DAW" bearing for their vibration under acceleration
and divided into four groups:Z1,Z2,Z3,Z4.
Also the bearing can be divided into four groups in according to vibration speed" V1,V2,V3,V4.
Ⅳ. Clearance
Code | C2 | C3 | C4 | C5 |
um | 3~8 | 5~10 | 6~12 | 10~16 |
Ⅴ. Retainer (Optional)
Ⅵ. Daiwa bearing series:
1.MR series bearings
2.67 series bearings
3.68 series bearings
4.69 series bearings
5.60 series bearings
6.62 series bearings
7.63 series bearings
Ⅶ .More info about Daiwa
If any question Plz contact with us:
Sharon Liu
Tel: +86-138-2357-3563
mail:szdhll@dawbearing.com
Bearing show: