Black Combined Wheel with Hardness HRA 88 Wire guide wheel ,wire guide tube for coil winding machine

Wire?guide?pulleys?(ceramic?pulleys)?

??????????is?commonly?used?component?when?wire?passing?is?required,?it?can?be?used?in?

coil?winding?machine,?cable?machine?and?the?textile?machinery?as?well.?The?porcelain?

ring?is?mounted?on?the?bearing,?Coil?winding?wire?guide?pulley(wire?roller)?will?rotate?by?

the?thread?and?wire?passing?on?the?surface?of?the?ring.?

Thus?the?sliding?friction?has?been?converted?to?the?static?friction.?

But?at?the?start?and?stop,?in?order?to?overcome?the?inertia,?there?will?be?a?partial?

sliding?friction.?The?surface?Polish?degree?of?the?porcelain?ring?reaches?Ra0.2;?

The?beating?during?rotation?is?under?0.15.?We?select?the?99%?AL2O3?as?the?material?

with?the?hardness?of?HRA88?and?the?density?of?3.85...Two?nylon?side?walls?have?been?

put?to?the?both?side?of?the?ceramic?ring?and?the?bearing,?coil?winding?wire?guide?pulley

(wire?roller)?combines?one?wire?roller?Cable?pulley?wheels,?wire?cable?pulley,?flanged?

cable?pulley,?plastic?cable?pulley,?nylon?cable?pulley.

Description:

1,?Wire?groove:?

? ??Material:?AL2O395%,?hardness:?HRA88.??

? ?Roughness:?fine?polishing?above?Ra0.2.?

2,?Original?bearing from Japan

3,?POM?plastic?sheeting.

Specification :

Pictures Show :

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