Mold Stop Guide Pillar
The mold stop guide pillar is a functional mold component used to regulate and restrict movement within injection molding systems. It ensures that mold plates operate within a defined range, helping avoid excessive travel and maintaining stable mechanical coordination. Constructed from heat-treated steel, it provides reliable structural strength and consistent performance. Its precision-machined surface supports smooth interaction with mating parts, improving operational stability and ensuring dependable function in continuous industrial production environments requiring controlled motion accuracy.
- Precise Motion Range Restriction Design: Prevents excessive mold movement effectively
- Improved Impact Force Absorption Capability: Reduces sudden mechanical shock damage
- Stable Mechanical Positioning Consistency: Maintains accurate alignment during cycles
- Enhanced Operational Durability Performance: Extends service life under heavy use
Product Description
Introduction
The mold stop guide pillar is a precision component used in injection molding systems to control and limit the movement stroke of mold plates. It ensures accurate positioning during mold opening and closing, preventing over-travel and mechanical interference between components. This function improves operational safety and maintains consistent performance in precision tooling applications where controlled motion is essential.
Manufactured from hardened alloy steel with precision grinding, the mold stop guide pillar offers excellent strength, wear resistance, and dimensional accuracy. Its smooth surface finish reduces friction during contact with mating parts, helping to minimize mechanical wear and extend the service life of the mold system. The stable structure ensures reliable operation even under repeated high-load production cycles.
The mold stop guide pillar can be customized in diameter, length, and tolerance according to specific mold design requirements. It is compatible with international standards such as ISO, DIN, and JIS, and can also be produced based on OEM drawings. Widely used in automotive molds, precision plastic injection systems, and industrial tooling equipment, it provides dependable stroke control and long-term stability in modern manufacturing environments.
Specifications
| Item | Description |
|---|---|
| Product Name | Mold Stop Guide Pillar |
| Type | Limit / Stop Guide Post |
| Material | SUJ2 / GCr15 / 100Cr6 / SKD steel |
| Hardness | HRC 58–62 |
| Surface Treatment | Precision grinding / heat treatment |
| Straightness | ≤ 0.005 mm |
| Roundness | ≤ 0.003 mm |
| Concentricity | ≤ 0.01 mm |
| Length Range | 100 mm – 800 mm (customizable) |
| Tolerance | ISO / DIN standard or OEM drawing |
Three Key Customization Aspects, Tailored to Your Needs
Matching different customization methods to meet various requirements.
Precision Manufacturing, Excellent Quality
Accurate Stroke Limitation Control
Ensures precise restriction of mold movement range, preventing over-travel and maintaining safe mechanical operation during repeated injection molding cycles.


Enhanced Mechanical Safety Protection
Reduces risk of component collision by controlling motion limits, improving overall mold safety and protecting internal tooling structures from damage.
Improved Structural Load Balance
Distributes operational force evenly across contact areas, reducing stress concentration and enhancing stability during high-pressure mold working conditions.


Extended Mold Service Life
Minimizes wear through precise movement control, reducing mechanical impact and significantly increasing durability of mold systems in long-term production use.

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
Q1: What is a mold stop guide pillar used for?
It is used to limit and control the movement range of mold components, ensuring safe and precise operation.
Q2: What materials are commonly used?
It is typically made from hardened steel such as GCr15, SUJ2, or 100Cr6 for strength and durability.
Q3: Can it be customized?
Yes, diameter, length, and tolerance can be customized according to different mold design requirements.
Q4: Is it suitable for high-load applications?
Yes, it is designed to withstand high pressure and repeated cycles in industrial injection molding systems.
Q5: Where is it commonly used?
It is widely used in automotive molds, precision injection molds, and industrial tooling systems requiring stroke control.