Are Zmie's stainless steel roller chains prestretched?

Are Zmie's stainless steel roller chainsprestretched?


Yes, all of Zmie's chains areprestretched.The reloading is meant to duplicate a normal load pattern to thechian during operation and it takes out some of the normal clearnaces that arepresent in the chain immediately after chain assembly.Generally, the preloaddone to the chain is 30% of the chain's minimum tensile strength.

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