brand:
JIANGDUN
Roller guide post sets一No stopper一
Product name: GRBL
Material:
①Guide post: 9GrWMn
②Retaining washer: S45C
③Guide bushing: 9GrWMn
④Roller cage: Gcr15 (Super engineering plastics )
⑤Spring: SWP-B
Hardness:
①Guide post:Quenched full hard
②Guide bushing:Quenched full hard
Product name: MRBL
Material:
①Guide post: Gcr15
②Retaining washer: S45C
③Guide bushing: Gcr15
④Roller cage: Gcr15 (Super engineering plastics )
⑤Spring: SWP-B
Hardness:
①Guide post: 58~62HRC
②Guide bushing: 58~62HRC
1. Roller guide post sets is different from the general guide post sets. It can
disperse the pressure by using a roller needle, which can reduce the collision,
friction, and vibration during the penetration to achieve ultra high precision
linear movement, thus greatly improving the service life of the guide column.