A507ZZ Straightening Rollers bearing rings and rolling body material adopts Gcr15 bearing steel,
vacuum quenching tempering, high strength and high wear resistance. Suitable
for cable, steel bars and wires through continuous straightening shaping to
obtain the final product. Such as machine tools - glass fiber cable (lawn
mower), spring manufacturing machine, wire machine, reel, reel rewinding
machine, non fine and high precision drawing etc.
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