Product Description
Plastic Flange Groove Nylon Cable Ceramic Guide Wire Roller/Pulley
Detailed Product Description:
Ceramic pulley is used for enamel insulated wire or silk thread appropriate amount guiding, the china circle makes from precise ceramics, the surface smoothness that the china marks with a circle reaches Ra 0.2, moves up and down when rotating being smaller than 0.15 , material selects and uses 99%'s AL2O3 , hardness HRa 89, density 3.88
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