Do you test all your goods before delivery?

Yes, we have strict quality inspection process including a load test for every machine before leaving our factory.

What is the maximum grinding diameter?

The range of grinding diameter of hole is 100-500 mm.

What is the lead time for orders?

Peak Season Lead Time: 3-6 months. Off Season Lead Time: 3-6 months.

CNC Horizontal Inner Hole / Internal Grinding Machine for Processing Valve Guides

Name: CNC Horizontal Inner Hole / Internal Grinding Machine for Processing Valve Guides
Brand: Wuxi Golp Cnc Machinery Co., Ltd
SKU: 1995342502

Jiangsu, ChinaWuxi Golp Cnc Machinery Co., Ltd

US$20,000.00-77,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

Available

Warranty

2 Years

Model NO.

GK250

Type

Internal Grinding Machine

Processing Object

Gear

Abrasives

Grinding Wheel

Controlling Mode

CNC

Automatic Grade

Automatic

Cylindrical Grinder Type

End Cylindrical Grinder

Precision

High Precision

Certification

CE, ISO 9001

Condition

New

Roundness of Inner Bore

2um

Surface Roughness of Inner Bore

Ra0.4um

Rated Power

10-20kw

Cylindricaity of Inner Bore

3um

Weight of Machine Tool

4800

Maximum Strok of Feed Mechanism

500mm

Transport Package

Waterproof Film Wrapped, Wooden Case Package

Specification

standard

Trademark

GOLP

Origin

China

Production Capacity

30 Sets Per Year

Key features

High Precision Grinding: Achieves roundness of 3um, cylindricity of 5um, and surface roughness of Ra0.63um.

CNC Automatic Control: Two-axis CNC system with automatic feed, withdrawal, rough/fine grinding, and wheel dressing.

Wide Application Range: Suitable for grinding inner holes, step holes, and end faces of gear bores, valve guides, and more.

Stepless Speed Regulation: Workpiece and grinding wheel speeds controlled by frequency converters for precise adjustment.

Robust Construction: Features servo motors, ball screws, and linear guide rails for stable and accurate movement.

Flexible Protection Options: Protective cover available in semi-closed or fully closed styles to suit user requirements.

Certified Quality: Products pass ISO9001 and CE certifications with strict load testing before delivery.

Professional Manufacturer: Direct factory supply with global export experience and professional after-sales support.

Company profile

Importers and ExportersR&D CapabilitiesExhibition ExperienceOverseas Services

Wuxi Golp Cnc Machinery Co., Ltd

Jiangsu, China

Business Type: Trading CompanyAverage Response Time: ≤0.79h

AI-Powered supplier vetting

SummaryWuxi Golp Cnc Machinery Co., Ltd. is a China-based limited trading company supplying CNC and gear-processing machinery. It identifies as a professional technical supplier, offers 3D software design and multiple customization modes, and reports ISO 9001 certification. The supplier has one R&D engineer, whose responsibilities include customer-request confirmation, production technical support, and after-sales support; however, the quantity of quality-control testing equipment is stated as zero, while quality assurance and traceability status are unknown. The company reports new products in the past year and 90% export sales, but export experience is stated as one year. Service-management procedures, corrective-action records, and complaint-handling procedures are not documented. Financial information is indicated for 2021–2023, but no substantive financial results are provided. No customer cases are identified.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and a limited trading company based in Wuxi, China. Its stated product scope covers CNC, grinding, gear-processing, broaching, milling, and related machinery.

CertificationsThe supplier reports holding ISO 9001 certification. The provided information does not state the certification scope, issuing body, or validity period, but the certification itself is explicitly recorded.

After-Sales capabilityOne technology engineer is responsible for technical support during production and after-sales service. However, the supplier has no written procedures or records for corrective and preventive actions or effective customer-complaint handling, so formal after-sales management capability is weakly evidenced.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, flexible design support, and new products launched in the past year. Evidence is limited by the stated presence of only one R&D engineer, although total R&D engineering experience is reported as 6–10 years.

Production capacityThe supplier offers a broad range of industrial machinery and is located at a stated factory location, but it is classified as a trading company. The quantity of quality-control test equipment is explicitly zero, quality assurance and traceability are unknown, and the audit evaluation result is recorded as 0, indicating insufficient evidence of robust production capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, together with 3D software design services. These statements directly support a broad customization capability.

Product Q&A

Q:What are your payment terms?

We accept T/T, L/C, Paypal, Western Union, etc.

Q:How long is the product warranty?

The product warranty is 24 months.

Q:Are you a trading company or a manufacturer?

We are a professional manufacturer. Our products have been exported to Asia, South America, Africa, and have developed a good world wide reputation.

Q:What kind of product certification do you have?

All our products have passed ISO9001 and CE certifications. We have strict quality inspection process before leaving our factory in order to offer the best quality machines to our customers.

Q:Do you have after sales service?

Yes, we have special service team which will offer you professional guidance, or On-site installation in customer Factory.