4" SMTW/ECOTECH M10100 Precision Centerless GrinderModel: M10100 | Serial No: 531 | Year: 2006The SMTW/ECOTECH M10100 is a powerhouse of precision grinding, engineered for high-volume production of cylindrical and annular parts. This 2006 model is highly versatile, supporting both through-feed and infeed (plunge) grinding for parts up to 4 inches in diameter. Built by Shanghai Machine Tool Works (SMTW), one of the world's largest grinder manufacturers, the M10100 is known for its rigid cast-iron damping and hydrostatic spindle system that ensures extreme repeatability and surface finish quality.Key Performance FeaturesHigh-Stability Spindle: Features a cantilevered grinding wheel structure with a high-accuracy, multi-bearing spindle designed to maintain a consistent oil film for vibration-free operation.Variable Regulating Wheel: Equipped with an AC frequency drive for stepless speed adjustments (10–200 RPM), allowing operators to perfectly sync the grind to the material hardness and part geometry.Precision Dressing: Includes hydraulic profile dressing units for both the grinding and regulating wheels, ensuring fast, repeatable setups.Massive Build Quality: With a net weight of over 15,000 lbs, this machine provides the thermal and mechanical stability required for 24/7 industrial environments.Included EquipmentThrough-feed & Infeed Workrest AssembliesFull Hydraulic System & Control CabinetIntegrated Coolant Pump and ReservoirGrinding and Regulating Wheel MountsTechnical SpecificationsWork Capacity (Diameter): 0.39" – 4.0" (10mm – 100mm)Max Plunge Length: 7.67"Grinding Wheel: 20" x 8" x 12" ($500 \times 200 \times 305$ mm)Regulating Wheel: 13.7" x 8" x 5" ($350 \times 200 \times 127$ mm)Regulating Wheel Speeds: 10 – 200 RPM (Variable/Stepless)Machine Weight: Approx. 15,500 lbs (7,030 kg)Precision: 0.002mm Roundness | 0.003mm Cylindricity
Machine type: Centerless Grinder
Spindle: Horizontal
Power source: Electric
Function: Grinding
Control: Automatic
Voltage: 440 V
Swing over table: 8.66 in
Grinding wheel speed: 1150 RPM
* Max Plunge Length: 7.67"