Mold Inner Guide Bushing
Mold Inner Guide Bushing is designed to support precise internal alignment within mold assemblies, ensuring controlled movement of guiding components during operation. It helps maintain smooth interaction between parts under repeated working cycles, reducing mechanical instability and improving overall production consistency. With reliable structure and stable performance characteristics, it is suitable for demanding industrial environments requiring high accuracy and long-term durability.
Product Description
Introduction
Mold Inner Guide Bushing is a precision component used within mold base systems to ensure accurate alignment and smooth movement between internal guide elements. It supports stable guiding performance during repeated mold opening and closing cycles, helping reduce friction and maintaining consistent positioning accuracy. This improves overall molding stability and ensures reliable production quality in industrial applications.
The product is manufactured from high-quality materials such as bearing steel, alloy steel, or bronze, followed by heat treatment and precision grinding processes. These manufacturing steps provide excellent hardness, strong wear resistance, and stable dimensional accuracy under continuous high-load and high-speed operating conditions. The finely finished surface ensures smooth sliding contact and long service life, even in demanding production environments.
Mold Inner Guide Bushing is widely used in injection mold bases, stamping dies, plastic mold frames, automotive mold systems, die casting molds, and industrial machinery equipment. It is suitable for internal guiding structures requiring high precision and long-term stability. Compatible with international standards such as MISUMI, HASCO, DME, DIN, and ISO, it can also be customized according to drawings or special requirements, making it a reliable solution for improving mold efficiency, reducing maintenance costs, and ensuring consistent production performance.
Specifications
| Item | Description |
|---|---|
| Product Name | Mold Inner Guide Bushing |
| Material | SUJ2, GCr15, SKD11, Bronze |
| Hardness | HRC 58–62 |
| Surface Treatment | Precision grinding / Anti-rust coating |
| Structure Type | Inner type / Straight type / Flanged type |
| Tolerance | High precision machining standard |
| Lubrication | Oil groove / Self-lubricating optional |
| Size Range | Standard and custom sizes available |
| Service Life | Long cycle durability under high load |
Three Key Customization Aspects, Tailored to Your Needs
Matching different customization methods to meet various requirements.
Precision Manufacturing, Excellent Quality
Improved Internal Positioning Accuracy
Ensures precise alignment of internal mold components, reducing deviation during repeated cycles and maintaining consistent guiding performance in complex tooling systems.


Enhanced Structural Stability Support
Strengthens internal mold framework interaction, helping maintain rigid positioning under load and improving overall assembly reliability during continuous operation.
Reduced Internal Friction Variation
Optimized contact surfaces minimize irregular friction behavior, promoting smoother movement and improving mechanical efficiency in guiding operations.


Extended Operational Durability
High-strength materials and precision finishing reduce wear progression, allowing longer service life under demanding industrial molding conditions.

Refined Service, Shortened Delivery Time
From design review to delivery, we provide dedicated one-on-one follow-up throughout the entire process.
Consultation → Provide Drawings → Design Review & Quotation → Order Processing → Quality Inspection → On-time Delivery → After-sales Follow-up
Our Advantages
Backed by over 25 years of engineering experience, our team offers comprehensive services—from customized mold design and precision machining to full-scale production—supported by a robust quality assurance system and proactive customer service. Certified under ISO9001, ISO14001, and IATF 16949, we continually strive for excellence in quality, innovation, and customer satisfaction.
Application Range
The preferred choice across various industries.
FAQ
1. What is a Mold Inner Guide Bushing used for?
It is used inside mold systems to guide internal components and ensure precise alignment during operation.
2. What materials are commonly used?
Common materials include bearing steel, alloy steel, and bronze for strength, wear resistance, and durability.
3. Can it handle continuous production?
Yes, it is designed for stable performance in high-cycle and long-term industrial molding environments.
4. Is it compatible with standard mold bases?
Yes, it supports MISUMI, HASCO, DME, DIN, and ISO standard mold systems.
5. Do you offer customization services?
Yes, we provide OEM customization including non-standard sizes, drawings, and material specifications.