Product Types

We produce a wide range of sleeve and valve components, including:

• Precision sleeves
• Bushings
• Spacers and rings
• Bearing sleeves
• Valve cores (spools)
• Valve sleeves
• Custom non-standard components

Materials

Materials are selected based on strength, wear resistance, and corrosion requirements:

• Stainless steel (303, 304, 316)
• Carbon steel
• Alloy steel
• Brass
• Aluminum

Machining Capabilities

Our machining capabilities ensure high precision and consistency:

• CNC turning for cylindrical components
• Precision boring and internal machining
• Tight clearance control for mating parts
• Turning-milling combined processing
• High concentricity and roundness control

Precision & Fit

Designed for high-performance and sealing applications:

• Tight tolerance control (up to ±0.005 mm)
• Accurate inner diameter (ID) and outer diameter (OD)
• Controlled clearance for smooth sliding fit
• Excellent surface finish for sealing performance

Surface Treatment

To enhance wear resistance and durability:

• Heat treatment
• Plating (nickel, zinc)
• Polishing
• Passivation

Applications

Our sleeves and valve components are widely used in:

• Hydraulic systems
• Pneumatic systems
• Industrial automation
• Automotive systems
• Precision equipment

Why Choose Us

We understand the importance of precision fit and reliability:

• Expertise in tight tolerance and clearance control
• Consistent quality for batch production
• Experience in valve and fluid system components
• Fast response and engineering support