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China Suppliers Factory for High-Quality Triangular Lamp Shade Injection Mold with Water Cooling System
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China Suppliers Factory for High-Quality Triangular Lamp Shade Injection Mold with Water Cooling System

The triangular lamp shade mold is a high-quality injection mold designed specifically for producing stylish triangular lampshades. Manufactured in China, this mold features durable 718 steel as the core and cavity material, while its base is constructed from robust 45# steel. It comes equipped with a pin ejector and an ejector plate for efficient operation. The mold includes two toothed grooves (right tooth + left tooth) and utilizes a standard side door along with an effective water cooling system. As a reliable supplier, our factory ensures that this mold meets the highest standards of quality and performance for your production needs

    Product Overview

    The core components of this mold (cavity and core) are made of 718 pre-hardened plastic mold steel. This steel typically has a factory hardness between 28-35 HRC, offering excellent polishing performance, wear resistance, and dimensional stability, making it ideal for manufacturing high-precision plastic products with stringent surface finish requirements. The mold base is made of 45# high-quality carbon structural steel, which, after heat treatment, exhibits excellent comprehensive mechanical properties and is commonly used in manufacturing support structures within molds.

    Product Features

    1

    High-precision forming

    718 steel has excellent mirror polishing performance, which can ensure the smoothness and optical quality of the lampshade surface.

    2

    High durability

    The pre-hardening properties of 718 steel prevent deformation during heat treatment and improve the long-term stability of the mold.

    3

    High-efficiency cooling

    The water-cooling system design helps to shorten the injection molding cycle and improve production efficiency.

    4

    Reliable demolding

    The combination of pin ejectors and ejector plates ensures smooth and stable demolding of lampshade products.

    Use Cases

    This mold is particularly suitable for the mass production of automotive lighting fixtures (such as triangular headlight covers) or high-precision lighting equipment. The excellent properties of 718 steel enable it to meet the manufacturing requirements of plastic parts with high demands for surface finish, dimensional accuracy, and mass production life.

    Technical Parameters

    Cavity material

    718 steel

    Core material

    718 steel

    Mould base material

    45#

    Ejection system

    Pin ejector and ejection plate

    Number of cavity

    2 cavities (right + left)

    Gate

    Hot runner system + Normal side gate

    Cooling system

    By water

    Conclusion

    Contact us now for a quote and experience the difference of working with the best in the business.

    Frequently Asked Questions

    What material is used for the cavity and core of this mold? +
    Both the cavity and core are made of 718 pre-hardened plastic mold steel, which features a factory hardness of 28–35 HRC. This material offers excellent polishing performance, wear resistance, and dimensional stability — making it ideal for high-precision plastic parts with strict surface finish requirements.
    Why is 718 steel preferred for lampshade mold manufacturing? +
    718 steel is preferred because of its superior mirror polishing capability, which ensures the optical clarity and surface smoothness required for lampshade products. Its pre-hardening properties also prevent deformation during use, significantly extending the mold's service life.
    How does the cooling system improve production efficiency? +
    The mold uses a water-based cooling system that rapidly and evenly reduces the temperature of molten plastic after injection. This shortens the overall injection molding cycle, allowing for faster production throughput and lower per-unit manufacturing costs.
    What is the ejection system used in this mold? +
    This mold employs a combined ejection system consisting of pin ejectors and ejector plates. This dual-mechanism approach ensures smooth, reliable, and stable demolding of lampshade products, reducing the risk of part damage or surface defects during ejection.
    What types of products is this mold most suitable for? +
    This mold is particularly well-suited for mass production of automotive lighting components — such as triangular headlight covers — and high-precision lighting equipment. It is ideal for applications that demand excellent surface finish, tight dimensional tolerances, and a long production lifecycle.
    What gating system does this mold use? +
    The mold uses a combination of a hot runner system and a normal side gate. The hot runner system helps maintain consistent melt temperature and reduces material waste, while the side gate provides a straightforward and reliable filling path for the molded parts.