Diamond Fingers and Gauging Points

Ultra-Precision Diamond Gauging Solutions for In-Process Measurement & Automatic Grinding Systems

Diamond Gauging Fingers are high-precision measuring instruments designed for in-process gauging, dimensional monitoring, and automatic measurement applications during grinding and precision machining operations. These precision gauging elements are extensively used in automatic grinding machines, CNC grinding systems, and high-production manufacturing environments where continuous dimensional control and micron-level accuracy are essential.

JPT manufactures Diamond Gauging Fingers using premium GEM-quality natural diamonds that are precision lapped, angle-controlled, radius-finished, and mounted on non-magnetic stainless steel blanks for maximum dimensional stability, wear resistance, and long operational life.

These gauging systems provide highly reliable and repeatable measurement performance, ensuring:

• 100% dimensional inspection
• Process consistency
• Reduced rejection rates
• Stable mass production quality
• Real-time dimensional control

Premium GEM-Quality Diamond Tips

Manufactured using carefully selected:

• GEM-quality natural diamonds
• High-purity industrial diamonds
• Precision lapped diamond crystals

The diamond tips provide:

• Exceptional hardness
• Superior wear resistance
• Minimal dimensional variation
• Long calibration stability

Precision Lapped Geometry

Diamond tips are precision-finished with:

• Controlled included angles
• Accurate tip radii
• Fine surface finish
• Superior geometrical consistency

Ensuring:

• Repeatable measurement accuracy
• Stable contact performance
• High sensitivity in gauging systems

Non-Magnetic Stainless Steel Mounting

Mounted on specially designed:

• Stainless steel blanks
• Non-magnetic holders
• Corrosion-resistant assemblies

Providing:

• Dimensional stability
• Excellent rigidity
• Corrosion protection
• Compatibility with electronic gauging systems

High Wear Resistance

Diamond gauging elements maintain:

• Long operational life
• Stable measurement accuracy
• Minimal wear under continuous operation
• Excellent repeatability in mass production

• Ultra-high dimensional accuracy
• Superior wear resistance
• Stable micron-level gauging performance
• Excellent thermal stability
• Reduced calibration frequency
• Long service life in continuous production
• High repeatability in automatic measurement systems
• Suitable for high-speed grinding applications

Diamond Gauging Fingers function as:

• Contact sensing elements
• In-process dimensional probes
• Precision gauging sensors

During grinding operations:

• The diamond tip contacts the component surface
• Dimensional variations are detected in real time
• Signals are transmitted to digital gauging systems
• Automatic machine correction or process monitoring is achieved

This enables:

• Continuous dimensional verification
• Automatic size control
• Precision process correction
• Elimination of out-of-tolerance components

• Straight Type Gauging Fingers
• Radius Tip Gauging Fingers
• Angular Gauging Fingers
• Flat Contact Gauging Tips
• Customized Profile Gauging Fingers
• Internal Diameter (ID) Gauging Fingers
• External Diameter (OD) Gauging Fingers

Custom dimensions, angles, radii, and mounting configurations are available as per machine and application requirements.

Bearing Industry

Widely used for:

• Inner ring ID measurement
• Outer ring OD measurement
• Raceway grinding gauging
• Bearing component dimensional control

Ensuring:

• Micron-level tolerance control
• Consistent bearing geometry
• High-volume production accuracy

Automatic Grinding Machines

Diamond Gauging Fingers are extensively used in:

• In-process grinding measurement systems
• Auto compensation grinding systems
• CNC grinding operations
• Precision wheel feed control systems

They function as:

• Digital gauging sensors
• Automatic size correction elements
• Process monitoring components

Industrial Applications

Automotive Industry

Used for precision gauging of:

• Bearing races
• Transmission components
• Fuel injection parts
• Engine shafts
• Precision cylindrical parts

Aerospace Industry

Suitable for:

• Turbine components
• Aerospace bearing systems
• Precision aerospace shafts
• High-tolerance rotating components

Precision Engineering Industry

Applied in:

• High-accuracy cylindrical grinding
• Precision shaft grinding
• Fine tolerance component inspection

Tool Manufacturing Industry

Used in:

• Tool grinding inspection
• Carbide tool measurement
• Precision cutting tool production

Machine Compatibility

Diamond Gauging Fingers are compatible with:

• CNC Cylindrical Grinding Machines
• Centerless Grinding Machines
• Internal Grinding Machines
• Bearing Raceway Grinding Machines
• Automatic Grinding Machines
• CNC Precision Grinding Systems
• In-Process Gauging Systems
• Digital Measuring Equipment
• Auto Compensation Grinding Machines

Suitable for integration with:

• Electronic Gauging Systems
• Pneumatic Gauging Systems
• Digital Display Measuring Systems
• Automatic Compensation Systems
• PLC Controlled Grinding Systems
• CNC In-Process Measurement Units

Tip Geometry Options

Available with:

• Controlled included angles
• Precision spherical radii
• Flat contact surfaces
• Custom geometrical profiles

Surface Finish & Accuracy

Manufactured under strict tolerance control for:

• High concentricity
• Accurate contact geometry
• Stable measuring repeatability
• Precision sensing capability

Improved Production Quality

• 100% dimensional inspection capability
• Reduced rejection rates
• Improved process consistency
• Enhanced component accuracy

Increased Machine Productivity

• Reduced manual inspection time
• Continuous in-process monitoring
• Automatic size correction
• Reduced machine downtime

Extended Operational Life

• High wear resistance
• Long calibration retention
• Reduced replacement frequency
• Lower operating costs

Proper Alignment

Ensure:

• Correct sensor positioning
• Stable mounting arrangement
• Accurate contact alignment

Improper alignment may cause:

• Measurement deviation
• Inconsistent gauging
• Premature wear

Clean Operating Conditions

Maintain:

• Clean contact surfaces
• Coolant filtration
• Contamination-free measurement area

To ensure:

• Accurate sensing
• Stable performance
• Longer service life

• Manufactured using premium GEM-quality diamonds
• Ultra-precision lapping and geometrical finishing
• Excellent wear resistance and dimensional stability
• Long operational life in high-production environments
• High repeatability and process reliability
• Suitable for micron-level tolerance applications
• Custom designs available for specialized gauging systems
• Strict quality inspection and dimensional verification

JPT offers:

• Custom Gauging Finger Designs
• Special Radius & Angle Configurations
• Machine-Specific Gauging Assemblies
• Precision Sensor Contact Elements
• Special Mounting Configurations
• OEM Replacement Gauging Fingers

Custom manufacturing available as per component geometry, machine model, and gauging system specifications.