???????????? Linqing Wqk Bearing Manufacture Co., Ltd.



Founded in 2003, WQK Bearing Manufacture Co., Ltd. is located in the economic and technological development area of Liaocheng City, Shandong Province. Our company attained ISO9001: 2008 Quality System Certification in 2009. We were granted the titles of ""National Quality Standard Enterprise"" and ""Shandong superior Quality Bearing"" in 2008.

WQK adopt BAINITE QUENCHING and MARTENSITIC QUENCHING, WQK spherical roller bearings have been heat treated such, so they can be used up to an operating temperature of 200 °C. However, if the self-aligning roller bearings are provided with a polyamide cage, the temperature limit of the cage (max. 120 °C permanent temperature) should be taken into account.

The standard versions of WQK spherical roller bearings are supplied with brass cage type MB, CA, and steel cage type CC AND E. Mainly is CC AND MB cage which have large stock.

The inside diameter is from 20mm to 700mm. The bearings are widely used for Mining, Steel, oil, cement, construction, papermaking, rolling mill, vibrating screens, conveyors, air blower, transmissions, and other heavy machinery. WQK also supply OEM service, and design products according to your drawings or samples as well.

With registered capital of RMB10 million, our factory covers an area 10, 200 square meters and 205 staffs which include 35 technicians.

WQK use advanced Germany technology and design do BEST spherical roller bearing. WQK currently has advanced equipment, a reliable quality controlling system and a highly spiritual management team, thereby providing a further guarantee of product and service quality. Insisting on the spirit of ""Quality First, Honesty First"", we sincerely welcome customers from both at home and abroad to cooperate with us for mutual benefits.



Company Details

Company Type

Job Shop / Contract Manufacturer



MFG Member Since





ISO 9001:2008




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