The Shigiya GPC-30B is a production-focused cylindrical grinder designed for high-precision grinding of medium-sized components. It delivers consistent, repeatable accuracy through a rigid machine structure, stable thermal performance, and reliable grinding behavior during continuous operation. As a result, the GPC-30B supports efficient throughput while maintaining tight tolerances and consistent part quality in production environments.
The GPC-30B compact CNC cylindrical grinder is engineered for manufacturers operating in space-limited environments. With a rigid construction and minimal footprint, this grinder integrates seamlessly into lean production lines without compromising performance. Designed for high-value small-part production, it offers both precision and durability. The compact CNC cylindrical grinder supports consistent results across industries such as medical, aerospace, and precision tooling—where space efficiency and accuracy are essential.
The GPC-30B high-precision grinding machine delivers micron-level accuracy for small-diameter parts. Its wheelhead design, servo-driven axes, and thermal-stable structure maintain process reliability during continuous operation. Capable of roughing and finishing in one setup, this high-precision grinding machine reduces tool changes and shortens cycle times—improving throughput while maintaining dimensional integrity.
This model supports full integration into automated grinding solutions, including robotic loaders, conveyors, and in-line inspection systems. These features enable lights-out operation and support continuous production. Businesses benefit from improved consistency and reduced operator intervention. With automated grinding solutions, the GPC-30B helps manufacturers scale output while maintaining strict quality standards.
As advanced precision machining equipment, the GPC-30B includes a streamlined CNC interface, fast setup functions, and responsive axis control. Real-time feedback ensures process visibility and efficient adjustments. The machine adapts easily to high-mix environments, enabling flexible scheduling and repeatable performance. This precision machining equipment reinforces operational efficiency without sacrificing part quality.
The GPC-30B small parts grinding machine handles complex geometries and fine features with repeatable accuracy. Its design ensures surface quality and dimensional consistency across materials and part types. From surgical tools to aerospace components, this small parts grinding machine maintains performance in demanding applications. Built for tight tolerances and long-term use, it remains a reliable asset in precision manufacturing.
Metric
| Specifications | Units | |
|---|---|---|
| Swing Over Table | mm | 300 |
| Distance Between Centers | mm | 250 / 400 |
| Weight Capacity | kg | 150 |
| Machine Weight | kg | 4500 / 5600 |
| Wheel Size OD | mm | 510 / 610 |
| Wheel size width | mm | 125* |
| Wheel spindle | KW | 5.5/7.5/ 11 / 15 |
Standard
| Specifications | Units | |
|---|---|---|
| Swing Over Table | inch | 11.81 |
| Distance Between Centers | inch | 9.84 / 15.75 |
| Weight Capacity | lbs | 330.69 |
| Machine Weight | Ibs | 9920.8 / 12345.89 |
| Wheel Size OD | inch | 20.08 / 24.02 |
| Wheel size width | inch | 4.92* |
| Wheel spindle | HP | 7.38 / 10.06 / 14.75 / 20.12 |
The Shigiya GPC-30B is a compact CNC cylindrical grinder for production shaft and chucking work within a space-conscious grinding platform. A.W. Miller Technical Sales supplies and supports Shigiya grinding equipment throughout New York, Pennsylvania, Maryland, Delaware, Southern New Jersey, and Quebec, with application engineering, installation, training, and factory-certified service.
The 30-class GPC platform combines programmable cylindrical grinding with a compact machine layout. Swing, center distance, wheel package, work load, and automation readiness vary by model and should be matched to the complete fixture and part. Final machine selection should be based on the complete workpiece, stock allowance, tolerance, surface finish, wheel and dressing package, workholding, gauging, coolant system, automation target, and production rate.
Applications commonly evaluated for the Shigiya GPC-30B include:
The machine concentrates programmable OD grinding in a smaller footprint for facilities and cells where floor space is limited.
Compact work zones can reduce robot reach and transfer distance, provided doors, chucking, gauging, and finished-part handling are coordinated.
Abrasive type, grade, bond, wheel dimensions, dress form, and dressing interval must be matched to material, stock allowance, finish, and cycle time. The GPC-30B process should be validated with the complete wheel and coolant package.
Centers or chucking, drive method, support, coolant filtration, temperature control, and gauge strategy determine whether the GPC-30B can hold the required size, roundness, cylindricity, and surface finish through production.
GPC-30B is configured for production shaft and chucking work within a space-conscious grinding platform. The exact operation set depends on wheelhead configuration, dressing, workholding, gauging, and the geometry that must remain tied to one setup.
Review swing, maximum grinding diameter, distance between centers or chuck envelope, supported mass, wheel clearance, steady-rest space, and loading access. Catalog capacity should be reduced by the real fixture and tooling package.
Common evaluations include precision shafts and journals, hydraulic and pump components, tooling and machine components, automotive and industrial parts. Material, stock allowance, tolerance, surface finish, annual volume, and current cycle time determine whether the application is technically and economically appropriate.
Accuracy depends on machine condition, foundation, warm-up, coolant temperature and filtration, wheel balance, dressing, work support, gauging, and compensation. The process capability must be established against the drawing requirement.
A.W. Miller should review the part print, material and hardness, incoming condition, stock allowance, grinding diameters and lengths, tolerance, finish, takt time, loading, gauging, dressing, coolant, and facility requirements.