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Horizontal Boring & Facing Machine
Horizontal Boring & Facing Machine
Model HB-70 from Poly Kraft Machines is a horizontal boring and facing machine. The column, bed and saddle are rigid structures, made of high-strength castings, well ribbed box-form and duly reinforced, permit full power to be used
- Boring spindle dia/taper – 70/0.5 mm/taper
- Facing head dia – 19” (480 mm)
- Max facing dia – 380 mm
- Max turning dia – 600 mm
- Table – 990 x 760 mm
- Weight admitted – 2500 kg
- Speeds – boring spindle 12-470 RPM
- Facing head – 12-200 RPM
- All the guideways of the column, bed and saddle are hand scrapped to maintain high accuracy and ensure a long trouble-free life
- The boring spindle, made of special steel with a super-finished surface, is guided in a sturdy milling spindle in two long bronze bushes
- The milling spindle rotates in two high-precision Timken taper roller bearings
- Automatics axial travel of boring spindle is a standard feature
- Rotary table has both rotary feed and rapid circular movement as standard feature
- It can be clamped in any angular position as graduation of degrees are there
