Pulley spindle


We design and manufacture pulley spindles for various applications such as cutting and grinding. We will propose the optimum spindle according to your desired specifications, including outer diameter, overall length, shaft tip shape, mounting shape, bearing, pulley mounting area, etc.

Shaft shape


We design and manufacture the desired tip shape according to your tools.

  • ER Collet shape
  • Quill shape
  • Tapered shape
  • Other predetermined shapes

Mounting shape


We design and manufacture the desired outer shape to be applied to your equipment.

  • O.D. Straight
  • With a mounting flange
  • Other shapes

bearings


P4 class Angular contact bearings are applied as the standard. We propose the most suitable ones for your application.

  • Steel ball bearings
  • Ceramic ball bearings
  • Small ball bearings
  • Sealed bearings, etc.

labyrinth structure


The labyrinth structure and a labyrinth ring, the standard equipment, enables the high dustproof performance.

Pulley mounting structure


You can specify the pulleys to accommodate to your desired shape. We can manufacture keyways, cuts, tapers, and other shapes to meet your specifications.

Standard dimensions

Straight type specification

ModelLego StandardMaximum rotation speedTaper runout accuracyGrip sizenut screwΦD1ΦD2PHI D3ΦD4ΦD5L1L2L3L4L5INDECENT
DFS25DCER11SR20,000 rpm5µm or lessΦ1~7M13×P0.75Φ25168--1001923---
DFS40DCER16SR15,000 rpm5μm or lessΦ1 TO 10M22 X P1.5Φ402810--12028.525---
DFS60DCER25SR10,000 rpm5μm or lessΦ3 TO 16M32 X P1.5Φ604215--1604036---

Flange type specification

ModelLego StandardMaximum rotation speedTaper runout accuracyGrip sizenut screwΦD1ΦD2PHI D3ΦD4ΦD5L1L2L3L4L5INDECENT
DFS25FDCER11SR20,000 rpm5µm or lessΦ1~7M13×P0.75Φ25168443510019234085.5
DFS40FDCER16SR15,000 rpm5μm or lessΦ1 TO 10M22 X P1.5Φ402810645212028.52560106.5
DFS60FDCER25SR10,000 rpm5μm or lessΦ3 TO 16M32 X P1.5Φ6042159376160403685128.5