Dongguan Hafu Mould Co., Ltd. | Precision Mould & Machine Components Manufacturer

About Hafu Moulds

Dongguan Hafu Mould Co., Ltd. is a trusted manufacturer specializing in precision automatic machine components and other high-accuracy mould parts. With years of experience in the industry, we serve a wide range of sectors including precision stamping moulds, plastic moulds, automotive moulds, pharmaceutical equipment, and computer connector moulds.

Our commitment to quality, precision, and customer satisfaction has made us a preferred partner for clients who demand excellence in every detail. We manufacture non-standard parts strictly according to customer drawings and specifications, ensuring complete compliance and reliability.

Precision down to ±0.001mm
Surface roughness Ra 0.025
Co-axiality within 0.002mm
Circular and linear precision guaranteed

Our Products

We specialize in non-standard precision parts manufactured to your exact drawings and specifications. Our product lines include die parts, mould components, and round precision elements for diverse industrial applications.

Die Parts

High-precision components for stamping dies, including punches, die sets, and guide pillars. Manufactured to ±0.001mm tolerance for reliable performance in high-cycle operations.

• Size tolerance: ±0.001mm
• Co-axiality: ≤0.002mm
• Surface finish: Ra 0.025
• Material: SKD11, D2, DC53, etc.

Mold Parts

Precision components for plastic and injection molds, including cores, cavities, ejector pins, and bushings. Ideal for automotive, electronics, and medical applications.

• Tolerance: ±0.001mm
• Circular accuracy: 0.0015mm
• Linearity: 300mm within 0.002mm
• Materials: P20, 718H, S136, NAK80

Round Parts

Cylindrical precision components such as guide pins, sleeves, and shafts. Engineered for perfect alignment and minimal wear in high-precision tooling systems.

• Diameter tolerance: ±0.001mm
• Co-axiality: 0.002mm
• Surface roughness: Ra 0.025
• Hardness: HRC 58-62

Precision Cores & Cavities

Custom-machined cores and cavities for complex injection molds. Designed for optimal cooling, ejection, and surface finish consistency.

• Tolerance: ±0.001mm
• Surface finish: mirror polish available
• Materials: Stainless steel, aluminum, alloy steel
• Applications: Medical, electronics, consumer goods

Ejector Pins & Sleeves

High-strength ejector components designed for durability and smooth operation. Precision-ground for consistent performance in high-speed molding cycles.

• Diameter tolerance: ±0.001mm
• Straightness: 300mm within 0.002mm
• Surface: Ra 0.025, hardened
• Standards: HASCO, DME, or custom

Guide Posts & Bushings

Critical alignment components for die and mold systems. Ensures consistent part quality and reduces wear on mating surfaces.

• Fit tolerance: H7/g6
• Surface finish: Ra 0.025
• Hardness: HRC 58-62
• Materials: SAE 8620, SKH51

Custom Non-Standard Parts

We manufacture fully customized components based on your technical drawings. No project is too complex for our precision machining capabilities.

• Made to your specifications
• Tolerance: ±0.001mm
• Fast prototyping and production
• Strict quality control

Automotive Mould Components

Specialized parts for automotive moulds, including interior, exterior, and engine compartment components requiring high durability and precision.

• Meets automotive industry standards
• High wear resistance
• Thermal stability
• Long service life

Why Choose Hafu Moulds?

Our advanced manufacturing capabilities and strict quality control ensure that every component meets the highest standards of precision and reliability.

±0.001

Ultra-Precision

Size tolerance down to ±0.001mm ensures perfect fit and function in high-precision applications.

Ra 0.025

Mirror Finish

Surface roughness as low as Ra 0.025 for optimal performance and aesthetics.

0.002mm

Perfect Alignment

Co-axiality and linearity controlled within 0.002mm for consistent results.

100%

Quality Inspected

Every part undergoes rigorous inspection using advanced metrology equipment.

Frequently Asked Questions

Everything you need to know about our precision components and services.

What types of materials do you work with?

We work with a wide range of materials including tool steels (SKD11, D2, DC53), mold steels (P20, 718H, S136), stainless steels, aluminum, and specialty alloys based on customer requirements.

What is your precision capability?

Our precision capabilities include size tolerance of ±0.001mm, co-axiality within 0.002mm, circularity of 0.0015mm, surface roughness Ra 0.025, and linearity within 0.002mm over 300mm.

Do you manufacture custom parts?

Yes, we specialize in non-standard parts manufactured strictly according to customer drawings and specifications. We welcome custom projects of all complexities.

What industries do you serve?

We serve precision stamping, plastic molding, automotive, pharmaceutical, electronics, computer connectors, and other high-tech manufacturing industries.

What is your production lead time?

Lead times vary based on part complexity and order volume. Typical lead time for standard orders is 15-25 days. We offer expedited services for urgent requirements.

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Precision Mould & Machine Components Manufacturer

±0.001mm