Founded in 1995 and as a member of China National Crane Conveyor Machinery Association, China Chuanda Conveyor Belt Co., Ltd. is a specialized miniature bearing manufacturer and custom miniature bearings designer of various kinds of conveyors, belts, pulleys, bearings, rollers, bushings and so on. Through modern scientific management, excelsior products and technological design, advanced production tools and strict testing methods, we have produced various types of conveyance equipment. In 2001, we were certified by ISO9001: 2000, which has ensured the reliability and stability of product quality. Also, we have passed Germany DQS authentication in the domestic same trade. We have established long-term relationships with some famous mechanical manufacturers both at home and abroad, such as Veit GmbH, Hashima, Oshima, Summit, and KDK companies.

Miniature bearings for special field, dental applications and industry.We manufactures more than 4000 different types of miniature bearings, include inch and metric bearings.
Miniature Ball bearings are machinery components, which comprise an outer ring, inner ring, balls, retainers, shields and snap rings. Miniature bearings and small-sized ball bearings have up to 60mm in external diameter.
Miniature bearings are single row bearings,we offers an extensive selection of bearings.we have miniature bearings starting from 1 mm inner diameter, miniature bearings can be made of material with carbon steel, ceramic,chrome steel or stainless steel.
Miniature bearings with one or two side rubber seal RS, 2RS
With one or two side metal shields Z and ZZ (2Z)
In different radial clearances C5, C4, C3, C2

Miniature bearings specifications:
1) Shield / closure: open bearing, Z, ZZ, RS, 2RS
2) Snap ring: N, NR
3) Tolerance codes: ABEC-1, ABEC-3, ABEC-5, ABEC-7211
4) Vibration level codes: V4, V3, V2, V1
5) Internal clearance codes: C2, C3, C4, C5
6) Material: AISI52100, AISI440C, AISI304, AISI316, ceramic
7) Retainer: PTFE, nylon, PEEK or stainless steel
8) Bore size: 1 - 20mm
9) Model: 672-6709, 682-6820, 692-6920, 602-6020, 623-6220,
633-6320, 16000, MR52-MR149, R, FR, MR, MFR
With 70% of its products exported to the US, Europe, Southeast Asia, we are approved by the Stated Economy and Trade Commission as an export base of electromechanical products. Miniature bearings for hobbies, dental applications and industry from Pyc bearing.Pyc bearing manufactures more than 3,800 different types of miniature bearing, most of which have external diameters of 22mm or less.miniature bearings are single row bearings,pyc bearing offers an extensive selection of bearings.we have miniature bearings starting from 1 mm inner diameter,miniature bearings can be made of carbon steel, ceramic,chrome steel or stainless steel.

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