Internal diameter grinding service

ChiHuang Technology Co., Ltd.

Professional internal diameter grinding technology in Taichung, Taiwan

Professionalism, Integrity, Quality and Efficiency

With more than twenty years of experience, ChiHuang Technology has focused on ID and OD grinding, from early manual and semi-automatic grinding to high-precision dual-axis CNC internal grinding. We continue to invest in grinding machines, inspection instruments, factory capacity and team training to deliver precise, reliable and efficient grinding services at reasonable cost.

Special ID/OD Grinding for Precision Parts

ChiHuang Technology serves machine parts, gears, hydraulic equipment, hardware, medical equipment, automotive parts and other components that require precision grinding. Depending on the workpiece and grinding conditions, specifications can reach 0.002 mm. For precision grinding inquiries, please call +886-4-22796917.

Company History

Professional precision grinding in Taiwan

ChiHuang Technology Co., Ltd. began as Shih Hsin Industrial Co. in 1992 and has accumulated more than twenty years of experience in ID and OD grinding. The company evolved from automatic internal grinding machines to dual-axis CNC internal grinding machines and was renamed ChiHuang Technology Co., Ltd. in 2010. Today the factory operates more than ten grinding-related machines, with dual-axis CNC internal grinders as a core capability for special ID/OD grinding, machine parts, automotive and motorcycle parts, hydraulic parts, spindle parts and other precision components.

ChiHuang Technology treats professional grinding technology with care and discipline. Guided by high precision, efficiency and quality, we continue to improve our process and service level for customers in Taiwan's precision machinery and metal parts industries.

Precision Grinding Workpiece Examples

Professional ID grinding, OD grinding, surface grinding, form grinding, external cylindrical grinding, internal cylindrical grinding, CNC grinding, automotive parts grinding, machine parts grinding, precision parts and gear-related special ID/OD grinding.

Hardware parts grinding

Hydraulic chuck drawbar

Special tooling allows the inner face, OD and ID to be ground in one setup to maintain ID/OD concentricity.
Machine tool parts grinding

Machine tool parts

Surface, inner face, ID and OD grinding completed in one setup.
Hydraulic chuck grinding

Hydraulic chuck drawbar

ID, OD, surface and inner face grinding completed in one setup.
Valve seat grinding

Valve seat

Inner bore and internal taper ground in one setup.
Internal taper grinding

Internal taper grinding

Internal taper grinding workpiece
Large gear part grinding

Special large gear part

ID, OD and end-face grinding completed in one setup.
Special parts grinding

Sewing machine part

Minimum internal diameter grinding can reach 2.5 mm for small-bore parts.

ChiHuang Technology Advantages

With more than twenty years in precision grinding, ChiHuang Technology continues to invest in skilled technicians, grinding equipment and factory capacity to meet customers' requirements for high-quality, high-precision grinding services.

Professional Grinding Technology

Strict grinding standards are how ChiHuang responds to customers' expectations for machining quality. More than twenty years of grinding experience has taught us that attentive service and professional technology are the foundation of long-term cooperation.

Integrity Is the Core of Our Service

In addition to high-quality and high-precision ID grinding and internal cylindrical grinding, ChiHuang provides cost-effective processing so customers can build better products and strengthen their core competitiveness.

ChiHuang ID and OD grinding

High-Precision Quality

With multiple dual-axis CNC internal grinding machines, high-precision inspection instruments and a range of grinding equipment, ChiHuang is equipped to deliver high-precision grinding quality for demanding metal parts.

Efficient Production Capacity

ChiHuang's grinding equipment, inspection instruments and factory space help increase ID grinding capacity while maintaining strict quality requirements, especially for larger production volumes.

Internal Diameter Grinding FAQ

What is internal diameter grinding?

Internal diameter grinding, also called ID grinding or internal cylindrical grinding, is a precision grinding process for inner bores, blind holes, deep holes and internal tapers. It is used for metal parts requiring high roundness, concentricity, dimensional accuracy and surface quality. ChiHuang Technology is located in Taiping, Taichung, Taiwan and provides ID grinding, internal cylindrical grinding and concentric ID/OD grinding.

Which upstream and downstream industries use ID grinding?

Upstream industries include steel materials, castings, forgings, heat treatment, turning, milling and semi-finished parts supply. Downstream industries include machine tools, automotive and motorcycle parts, hydraulic equipment, gears, cutting tools, hardware, medical equipment, spindles and precision machinery assembly. Central Taiwan has a complete precision machinery cluster, so ID grinding is an important process for high-accuracy parts production and finishing.

What precision grinding services does ChiHuang Technology provide?

ChiHuang Technology provides ID grinding, OD grinding, surface grinding, form grinding, external cylindrical grinding, internal cylindrical grinding, CNC grinding, deep-hole grinding, taper grinding and special ID/OD grinding for machine parts, automotive parts, hydraulic parts, gears, tooling parts and hardware components.

Where is ChiHuang Technology located and what areas does it serve?

ChiHuang Technology Co., Ltd. is located in Taiping District, Taichung City, Taiwan, near the precision machinery and metalworking cluster of central Taiwan. The company serves customers in Taichung, Changhua, Nantou and across Taiwan who need ID/OD grinding, CNC grinding and precision parts grinding.

What precision can internal diameter grinding achieve?

ChiHuang Technology operates multiple dual-axis CNC internal grinding machines and precision inspection instruments. Depending on material, size, geometry and grinding conditions, grinding specifications can reach 0.002 mm, suitable for high-concentricity and high-precision metal parts.

What workpieces are suitable for internal diameter grinding?

Workpieces suitable for ID grinding often include sleeves, gears, valve seats, hydraulic parts, spindle parts, tooling components, automotive and motorcycle parts, and general machine parts. When an inner bore requires accurate dimensions, surface finish, roundness or ID/OD concentricity, ID grinding is often the preferred finishing process after drilling, boring or turning.

What information is needed for an ID grinding quotation?

For an ID grinding quotation, it is helpful to provide drawings, material, heat treatment condition, bore size, depth, tolerance, quantity, delivery schedule, and whether ID/OD concentricity, end-face grinding or taper grinding is required. Complete information helps ChiHuang Technology evaluate the grinding method, fixture requirements, processing risk and lead time.

Contact ChiHuang

For ID/OD grinding, blind-hole internal grinding, surface grinding or taper grinding inquiries, please use the contact form or call Mr. Tsai at +886-4-22796917.

ChiHuang Technology Co., Ltd.

Contact
Mr. Chih-Hung Tsai

Tel : +886-4-22796917
Fax : +886-4-22799441
Address : No. 12, Aly. 16, Yongxin Ln., Yongfeng Rd., Taiping Dist., Taichung City 411, Taiwan
Email :  [email protected]
Tax ID : 24214621

External Links

Facebook Page
ChiHuang Technology Precision ID Grinding Specialist

Services 

OD grinding, ID grinding, surface grinding, form grinding, external cylindrical grinding, internal cylindrical grinding, CNC grinding, machine parts grinding, precision grinding, special ID/OD grinding, automotive parts grinding, hardware parts, hydraulic parts, gears and tooling parts

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