USED 1970 SUNNEN MBB-1680 DMS

Sunnen MBB-1680-DMS Precision Power Stroke HoneHigh-Performance Bore Finishing | Serial No: 72406 (1970)OverviewThe Sunnen MBB-1680-DMS is the industry-standard solution for achieving extreme precision in horizontal honing. Combining the stability of a rigid cast-iron head with the efficiency of an integrated power stroking unit, this machine is engineered to correct bore errors such as taper, out-of-roundness, and bell-mouth with "millionths" accuracy.Technical SpecificationsHoning Diameter (Manual Stroke): 0.060" – 6.500" (1.5 mm – 165 mm)Honing Diameter (Power Stroke): 0.060" – 3.750" (1.5 mm – 95 mm)Spindle Speeds: 12 steps ranging from 200 to 2,500 RPMPower Stroke Rate: Variable from 80 to 310 strokes per minuteMaximum Workpiece Length: 10" (Open) / 16" (Blind Bore)Spindle Motor: 1 HPPower Stroker Motor: 1/2 HPFloor Space Required: 49" W x 72" D x 67" HMachine Weight: Approximately 1,160 lbs (526 kg)Electrical Configuration: Standard industrial voltage (verify at nameplate)Key FeaturesDual-Functionality: Easily switch between manual stroking for delicate, one-off setups and power stroking for high-volume production consistency.Vibration Dampening: Heavy-duty cast iron construction ensures thermal stability and reduces vibration for superior surface finishes.Operator Comfort: The power stroking unit significantly reduces physical fatigue, allowing for more precise results over long shifts.Universal Tooling: Compatible with the full range of Sunnen K, L, and P series mandrels and stones.Sunnen PG-800-S Precision Hole Gage is Available for an additional $1800