SWF Type universal joint shaft couplings are of our patented products .

The antithrust bearing on the four ends of cross shaft sharply prolong the service life of main bearing, besides, it is convenient to maintain.

1.It is wildly used in Large Steel Mills, Heavy-duty Machinery,Crane, Metallurgical Industry,
  Shipbuilding Industry, Mining Industry,Autotrucks,Hydropower Station,
  Nuclear Power Station, Construction Machinery,Paper Machinery and other heavy machinery industry.

2.ISO9001-2000 (The Production and After-sale Service of Coupling Device and Its fittings)

3.OEM manufacturer(About ten years)

august@sfcoupling.com