Product characteristics: 1)Coupling is the spare part which connects two shafts in different equipment (driving shaft and driven shaft) to make them rotate at the same time and transmit torque. 2)Functions: Buffer, vibration reduction, and improve dynamic property of shaft. FDSP - is a qualified manufacturer which specializes in developing, producing and marketing top class machinery equipment. Now we focus On Pellet mill, Hammer mill, Mixer, drum dryer,  wood chipper, packing Machine etc. [.fdsp-cn.com] (1) More than 23 years'experience in biomass and feed pellet production field. (2) Approved ISO9001 and international certificate: CE , ISO and SGS. (3) 9 years golden Supplier in Alibaba.  (4) Exported to over 50 countries and finished more than 1000 turn-key projects. (5) Specialized in designing, researching, developing, manufacturing and exporting.