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Coupler is the part used to connect dasher drive shaft for the transfer movement .The normal coupler is rigid coupler and elastic coupler . Rigid coupler join the two shaft into , the axis middles well ,can move in every direction , the simple structure and easy manufacture . The elastic coupler will compensate for the relative displacement ,buffer and absorb vibration as the elastic coupler is the elastic element which can be large elastic deformation and resistance . The chose of coupler relate to the supporting style and rack of stirring shaft .
roller chain stainless steel reducing coupler