Cylindrical Grinder

Haitong’s cylindrical grinder series delivers comprehensive grinding solutions ranging from universal to specialized CNC machines. The lineup includes the versatile M1432 universal grinder handling workpieces up to 320mm diameter, the high-speed M13 series for external grinding up to 500mm diameter, and the advanced HT1200 5-axis CNC step difference grinder for ultra-precise operations. These machines feature rigid cast iron construction, high-precision spindle systems with speeds from 1,670 to 12,000 RPM, and advanced CNC controls enabling positioning accuracy to 0.003mm. With capabilities spanning internal, external, and step difference grinding, plus automated features on select models, Haitong’s grinders serve diverse applications from general machining to high-precision components for automotive and aerospace industries. Enhanced features like dual grinding wheels, automatic loading systems, and sophisticated control interfaces ensure optimal efficiency and precision across the complete range.

How To Choose Your Cylindrical Grinder

When selecting a cylindrical grinder, several critical factors must be evaluated to ensure optimal performance for your specific grinding applications. Here are the key aspects to consider when choosing the right machine:

■ Grinding Capacity and Workpiece Specifications
Evaluate maximum workpiece dimensions and weight capacity. The M1432 handles workpieces up to 320mm diameter with 200kg weight capacity, while the M13 series accommodates larger parts up to 500mm diameter. Consider both current and future grinding requirements when selecting capacity ranges.

■ Grinding Methods and Capabilities
Determine whether you need internal, external, or universal grinding capabilities. The M1432 offers both internal (30-100mm) and external (8-320mm) grinding, while the HT1200 specializes in step difference grinding for precision components. Match capabilities to your manufacturing requirements.

■ Machine Precision and Accuracy
Consider the precision levels required. The M1432 delivers roundness accuracy of 0.0025mm and surface roughness of 0.32μm, while the HT1200 achieves positioning accuracy of 0.005mm. Match these specifications to your tolerance requirements.

■ Grinding Wheel Configuration
Evaluate wheel specifications and power requirements. The M13 series uses 600x50mm wheels with 4000 RPM spindle speed, while the HT1200 features dual grinding wheels for simultaneous coarse and fine grinding. Consider your material types and surface finish requirements.

■ Control Systems and Automation
Assess automation needs and control preferences. The HT1200 offers 5-axis CNC control with automatic loading systems, while the M1432 provides manual and semi-automatic options. Choose based on production volume and operator expertise.

■ Machine Construction and Stability
Consider structural design for long-term stability. Cast iron construction, natural aging processes, and precision guide systems provide consistent accuracy. The M1432’s 9000kg weight ensures rigidity for precise grinding operations.

■ Work Support Systems
Evaluate workhead and tailstock specifications. The M1432 features +90° workhead swiveling and MT4 tapers for versatile workpiece mounting. Match these features to your typical workpiece configurations.

■ Additional Features
Consider supplementary systems such as:

  • Coolant delivery systems
  • Automatic lubrication
  • Wheel dressing equipment
  • In-process gauging options
  • Dust collection systems

■ Maintenance and Service Requirements
Evaluate warranty coverage and service support. Haitong offers varying warranty periods (1-3 years) and comprehensive technical support including video assistance for different models.

These considerations should guide your selection process, but remember that each grinding application has unique requirements. Consult with Haitong’s technical team to determine the optimal grinder configuration for your specific manufacturing needs.

Looking for the Perfect Grinding Machine?

Standard & Optional Equipment for Cylindrical Grinder

Configuration ItemsStandardOptional
Machine Structure  
Cast iron base with natural aging treatment 
Linear guideway system 
Automatic lubrication system 
Coolant system 
Splash guard 
Grinding System  
External grinding wheel (400×52×203mm) 
Internal grinding attachment 
Automatic wheel balancing system 
Auto wheel dressing device 
Control System  
Basic control panel 
CNC control system (FANUC/SIEMENS) 
Manual pulse generator (MPG) 
Programmable logic controller (PLC) 
Workpiece Support  
Standard workhead (MT4) 
Standard tailstock (MT4) 
3-jaw chuck 
4-jaw chuck 
Face plate 
Measurement & Inspection  
Basic measuring tools 
In-process measuring system 
Digital readout (DRO) 
Size control system 
Automation Features  
Manual loading/unloading 
Automatic loading/unloading system 
Robot interface 
Additional Equipment  
Work light 
Oil mist collector 
Magnetic separator 
Paper filter system 
Chiller unit 
Documentation & Support  
Operation manual 
Maintenance manual 
Foundation drawing 
CE certification 
Extended warranty 
Remote technical support 

Note: Standard configuration (✓) items are included in the base price. Optional items can be added according to specific requirements at additional cost. Configuration may vary by model.Configurations are subject to update. Please contact us for the most current specifications and options.

Grinding Machine Samples

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Why Haitong Grinding Machine

Bed Castings

Bed Castings
Natural aging treatment ensures high strength, wear and heat resistance, and good shock absorption. The reinforced internal structure prevents long-term deformation.

Guide Rail Precision Scraping

Guide Rail Precision Scraping
Our equipment’s guide rails are manually scraped and polished to enhance stiffness, lubrication, and flatness.

Inspection System

Inspection System
Each device is inspected with a laser interferometer and ballbar before leaving the factory, ensuring no quality issues.

Regular Follow-ups and Training
Our company offers a comprehensive service system, conducting regular customer visits and providing timely support for any questions.

Mechanical Processing Equipment

Haitong has been in the machine tool manufacturing industry since 2004. Our company offers high quality, reliable press brakes, laser cutting machines and CNC lathes as well as machining equipment: multi-tasking machining centers, grinders and lathe equipment.

Mechanical Processing Equipment
FAQ

Frequently Asked Questions

Cylindrical grinders can process:

  • Shafts and spindles
  • Rolls and bearings
  • Precision pins and bushings
  • Automotive components
  • Hydraulic parts
    Both external and internal cylindrical surfaces can be ground with appropriate setups.

Important specifications include:

  • Maximum grinding length and diameter
  • Workpiece weight capacity
  • Spindle speed range
  • Automatic wheel dressing capability
  • Achievable roundness and surface finish
  • CNC control options

Critical factors include:

  • Machine foundation and leveling
  • Thermal stability
  • Wheel balancing and dressing
  • Coolant quality and temperature
  • Workpiece setup and support
  • Regular calibration and maintenance

Common issues include:

  • Poor surface finish (solution: check wheel condition and dressing)
  • Out of roundness (solution: verify workpiece support and speed)
  • Taper issues (solution: check alignment and tailstock pressure)
  • Chatter marks (solution: examine wheel balance and machine rigidity)

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