NATIONAL RED RING/NACHI MODEL SF-900 6-AXIS CNC GEAR GRINDER

Serial No. SF658 Age: 1995

Swing diameter (maximum) 38"
Grind diameter (minimum) 1"
Grindable pitch range 1-24 DP
Distance between head and tailstock faces
Normal position 0-18.5" (470mm)
Headstock rear (with dresser) 25.5" (650mm)
Headstock forward (w/o dresser, CBN wheels only) 0-33"(840mm)
Headstock rear (w/o dresser, CBN wheels only) 40" (1020mm)
Wheel slide travel 15.5" (395mm)
Table stroke 34.5" (875mm)
Lead range 4", 3"(min)
Helical ±45°
Grinding wheel diameter 1/2-16"(12.7mm-406.4mm)

Equipped With:
Fully CNC 6-Axis Precision Gear Grinder. Creep Or Conventional Grinding. Internal or External Spur Or Helical Gears And Other Forms. Vitrified or CBN Wheels. Precision Normac Rotary Disc Form Dresser. 18" High Performance Precision Electronically Controlled High Precision Rotary Table For Lead Generator And Indexing. 4-Axis Positioning Plus Spindle And Dresser Axes. Temperature Controlled Coolant System With Filter And Mist Collector. Temperature Controlled Wheel Spindle. Totally Enclosed Work Area. Heidenhahn Glass Scales.