15YRS
TONG YI MACHINERY INC.
886-4-25560801
886-4-25578474
No. 261, Jiujia 2nd Rd., Houli Dist., Taichung City 42144, Taiwan
www.dowellmachine.com.tw

Products

ROTARY SURFACE GRINDER
ROTARY SURFACE GRINDER / HR-300AND
HR-300AND

Precision grinding machine.
Surface finishing to mirror class.
Automatic Trim Compensation.
On line spindle vibration monitor.
Machine base fully supported design creating high rigidity structure.
Y, Z axis and rotary driven by AC servo motor.

Specification

DESCRIPTION UNIT HR-300AND
Rotary magnetic chuck dia. mm 300
Maxi grinding radius mm 175
Distance of table surface to spindle surface center mm 360
Rotary magnetic chuck speed r.p.m. 20-250
Rotary magnetic chuck horse power W 750
Spindle motor HP 3
Spindle speed (50/60Hz) r.p.m. 3000/3600
Auto downfeed horse power W Servo Motor 500
Vertical hand wheel downfeed per revolution MPG/mm x1, x5, x10 /
0.1, 0.5, 1
Vertical hand wheel downfeed per graduation MPG/mm x1, x5, x10 /
0.001, 0.005, 0.01
Wheel size (dia x width x bore) mm 180x13x31.75
Net weight / gross weight (approx) kg 1600/1800
Packing size (LxWxH) mm 2050x1450x2020

※ The manufacturer reserves right to modify the design,specification mechanisms etc. without notice.

MAIN PROCESSING ITEM

  • Precision bearings
  • Hydraulic components
  • Precision knife
  • Automotive components
  • Other Precision pars

Workpiece Sample

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