G5012S Movable Column Surface Grinding Machine

G5012S Movable Column Surface Grinding Machine: table working area 1200×500 mm, lateral travel 1340 mm, longitudinal travel 540 mm. Request a quote.

Table working area1200×500 mm
Lateral travel1340 mm
Longitudinal travel540 mm
Grinding wheelØ355×40×127 mm
  • Quoted to your quantity
  • Documentation on request
  • International delivery

Product Overview

The G5012S is a movable-column surface grinding machine for large, heavy workpieces. The column travels front to back over the table, so the table only moves longitudinally and can carry heavy parts with high accuracy.

G5012S at a glance

Table working area 1200×500 mm, lateral travel 1340 mm, longitudinal travel 540 mm, grinding wheel Ø355×40×127 mm and spindle motor 7.5 kW.

Further key data: table load 800 kg; spindle speed 1450 R.p.m; machine weight 5200 kg.

Quality components

Key components come from established suppliers: FUTIAN (spindle motor); HORINSHENG (spindle); NSK (spindle bearings, screw bearings); Mitsubishi PLC (control system); Mitsubishi (servo motor); Turcite-B (anti-friction material); HONGMING (hydraulic system).

Built for big parts

Because the heavy workpiece does not move crosswise, accuracy stays high across a large working area. Servo-driven vertical feed and automatic feed cycles help to grind large plates and die sets efficiently.

Configuration

Wheel size, chuck, coolant filtration and feed system can be matched to your parts. Send the largest workpiece size, weight and required flatness for a proposal.

Frequently asked questions

What are the main specifications of the G5012S?

Table working area 1200×500 mm, lateral travel 1340 mm, longitudinal travel 540 mm, grinding wheel Ø355×40×127 mm and spindle motor 7.5 kW. The full data is in the specification table on this page.

What is supplied with the G5012S?

Standard accessories include wheel balancing stand, grinding wheel with flange, diamond dresser, wheel balancing rod, leveling pads and anchor bolts and tool wrenches and toolbox.

How do I get a quotation for the G5012S?

Send us your part drawing, material, tolerances, batch size and delivery address through the quote form. We reply with a configuration, price and lead time for delivery to your site in Europe.

Interested in the G5012S? Send your drawing and requirements and we will reply with a configuration and quotation. Request a quote. See all movable-column surface grinders.

Technical Specifications

Table working area1200×500 mm
Lateral travel1340 mm
Longitudinal travel540 mm
Grinding wheelØ355×40×127 mm
Machine typeMovable-column surface grinder

G5012S – technical specifications

SpecificationUnitG5012S
Capacity
Table Working Area(Length × Width)mm1200×500
Maximum Lateral Travelmm1340
Maximum Longitudinal Travelmm540
Max. Distance from Table Surface to Spindle Centermm600
Max. Table Load Capacitykgs800
Worktable
Table T-Slotmm×N14×3
Table Feed Speedm/min2~25
Grinding Wheel
Grinding Wheel SizemmØ355×40×127
Longitudinal and Vertical Structure
Spindle SpeedR.p.m1450
Rapid Traverse (Front-to-Back)mm/min1250
Manual Feed (Front-to-Back)per grad0.01
MPG Handwheel Increment per Division (×1)mm0.001
Feed (×10)mm0.01
Automatic Vertical Feedmm0~0.1
Rapid Vertical Travelmm/minAdjustable up to 750
Motors
Spindle Motorkw7.5
Vertical Servo Drive MotorkVA1
Longitudinal Drive Motorkw0.2
Coolant Pump Motorkw0.2
Hydraulic Motorkw2.2
Machine Dimension
Machine Heightmm2300
Floor Space Requirementmm5200×2500
Net Weightkg5200
Gross Weightkg6200

Additional technical parameters

ParameterValue
Front/Back Handwheel Feed per Revolution5 mm
MPG Feed per Division (×1)0.001 mm
MPG Feed per Division (×10)0.01 mm

Key components and brands

ComponentBrandCountry / Region
Spindle MotorFUTIANChina / Taiwan
SpindleHORINSHENGChina / Taiwan
Spindle BearingsNSKJapan
Control SystemMitsubishi PLCJapan
Servo MotorMitsubishiJapan
Anti-Friction MaterialTurcite-BUSA
Hydraulic SystemHONGMINGChina
Electromagnetic ChuckWEIKEChina
Contactors & RelaysSCHNEIDERFrance
Photoelectric SwitchDEMECOChina
Main CastingsIn-houseChina
Ball ScrewsHIWINChina / Taiwan
Screw BearingsNSKJapan
Worm Gear SetSIMPOChina / Taiwan
Lubrication SystemISHANChina / Taiwan
Hydraulic ValvesJUNCHUNSHINGChina / Taiwan

Standard accessories

ItemQuantity
Wheel Balancing Stand1 set
Grinding Wheel with Flange1 set
Diamond Dresser1 set
Wheel Balancing Rod1 pc
Leveling Pads and Anchor Bolts1 set
Tool Wrenches and Toolbox1 set
Electromagnetic Chuck1 pc
Magnetic Separator1 pc
Water Scraper1 pc

Supplied documents

DocumentQuantity
Machine Operation Manual1 copy
Electrical Circuit Diagram1 copy
Machine Accuracy Inspection Certificate1 copy

Accuracy and acceptance standards

Inspection itemPermissible tolerance
1. Straightness of Table Travel – Left/Right Direction≤1000 mm: 0.02/1000; 1000–2000 mm: 0.035/1000
1. Straightness of Table Travel – Front/Back Direction≤1000 mm: 0.02/1000; 1000–2000 mm: 0.02/1000
2. Straightness of Table Motion – Left/Right Direction (In Vertical Plane)≤1000 mm: 0.02/1000; 1000–2000 mm: 0.02/1000
2. Straightness of Table Motion – Front/Back Direction (In Vertical Plane)≤1000 mm: 0.02/1000; 1000–2000 mm: 0.02/1000
2. Straightness of Table Motion – Left/Right Direction (In Horizontal Plane)0.01/1000
3. Parallelism of Table Left/Right Motion to Table Surface0.01/1000
4. Parallelism of Table or Wheelhead Front/Back Motion to Table Surface0.01/300
5. Parallelism Between Table Left/Right Travel and Side of Center T-slot0.015/1000
8. Axial Play of Wheel Spindle0.005
9. Parallelism Between Wheel Spindle Centerline and Table Surface0.02/300
10. Perpendicularity Between Table Left/Right Motion and Spindle Centerline0.02/300
11. Perpendicularity Between Vertical Movement of Wheelhead and Front/Back Table Surface0.01/100
Parallelism of Machined Surface to Reference Surface: 500 mm length ≤ 0.005 mm
Surface Roughness: ≤ Ra 0.25 μm

Specifications may change. The final configuration is confirmed in our quotation.

Applications

  • Large mould and die plates
  • Machine-building components
  • Heavy steel plates
  • Press tools

Features

  • Movable-column design for heavy work
  • Large table working areas
  • Servo-driven vertical feed
  • Automatic feed cycles
  • Rigid cast-iron structure

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