Guided Ejector Bushings For Injection Molding Machines

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  • Standard Sizes Have A Big Stock And Can Send Out On The Same Day. The Customized Type Is Available Upon Request.

  • Follow DIN, JIS, AISI Standard.

  • Cost savings & Maintenance-Free

  • Metric or Inch guide bushing sizes are available.

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Wholesale Ejector Guide Bushing

A guided ejector bushing is an important component used in injection molding machines. It is designed to help guide the ejection of molded parts from the mold cavity during the molding process.

It is typically mounted in the center of the ejector plate, which moves the ejector pins that push the molded parts out of the mold cavity. The bushing has a small diameter hole through the center, which serves as a guide for the ejector pin.

An ejector guide bushing provides more precise guidance and support to the ejector pin, reducing the risk of it bending or breaking during the ejection process. So that can help improve the quality of the molded parts, reduce the risk of damage to the mold, and increase the efficiency of the injection molding process.

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DIN Standard Guide Bushing

A standard guide bushing is a component used in precision machining operations to guide cutting tools and ensure accurate and repeatable cuts. Here is a selection of guide bushings from Bronzeoilless.com.

30k

Plug Graphite

ISO9001

Casting Bronze
standard guided ejector bushings

Guide Bush For Ejector Assembly

Injection molding is a widely used manufacturing process that involves injecting molten material into a mold cavity to produce a wide variety of products. The process involves several critical components, including the mold, the injection unit, and the ejector system. One important component of the ejector system is the guided ejector bushing.

How Does a Guided Ejector Bushing Work?

During the ejection process, the ejector plate moves forward, and the ejector pins are pushed forward through the guided ejector bushing, which ensures that they remain straight and aligned as they push the molded parts out of the mold cavity. The bushing acts as a guide to keep the pins straight, preventing them from bending or flexing during the ejection process.

Benefits Of Using A Guided Ejector Bushing

Using a guided ejector bushing provides several benefits for injection molding operations, including:

  1. Improved part quality – The guided ejector bushing helps to ensure that the ejector pins remain straight and properly aligned during the ejection process, reducing the risk of damage to the molded parts.
  2. Increased efficiency – By providing more precise guidance and support to the ejector pins, the ejector guide bushing can help to reduce cycle times, resulting in more efficient production.
  3. Reduced mold damage – A bent or misaligned ejector pin can cause damage to the mold, leading to costly repairs or replacement. The use of guided bushing helps to prevent this type of damage, prolonging the life of the mold and reducing maintenance costs.
  4. Improved operator safety – A guided ejector bushing can help to prevent the ejector pins from bending or breaking, reducing the risk of injury to operators during the ejection process.
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Selecting The Right Ejector Guide Bushing For A Particular Molding Application

  • We manufacture efficient and reliable Ejector Guide Bushing of your molding equipment.

  • Increasing Efficiency, Cost Saving

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    JOSG Ejector Guide Bushes

    Metric Guided Ejector Bushings

    Metric-guided ejector bushings are available in a range of sizes and materials to meet specific molding requirements. They are typically made from high-quality materials such as steel bushing, casting bronze bushing, and graphite-plugged bronze bushing, and are designed to provide reliable and efficient operation in harsh manufacturing environments.

    The sizing of metric-guided ejector bushings is based on the metric system, which uses millimeters to measure length, width, and diameter. This means that the bushing diameter and length will be expressed in millimeters, rather than in inches as is typically the case with standard ejector bushings.

    How To Choose Precision Guide Bushes For The Ejector Assembly?

    There are several different types of guide bushes available for ejector assemblies, including straight, angled, and stepped. Straight guide bushes are the most common and are used for simple ejection processes. Angled guide bushes are used when the ejection process requires a more complex angle, such as for parts with undercuts. Stepped guide bushes are used when different sizes of ejector pins are required.

    Guide bushes for ejector assembly are a critical component of an injection molding machine’s ejector system. It helps to ensure that the ejector pins remain straight and properly aligned during the ejection process, reducing the risk of damage to the molded parts and the mold itself. When selecting a guide bush, it is important to consider factors such as the size and shape of the mold cavity and the complexity of the ejection process to ensure optimal performance and efficiency.

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    Injection Molding Machine Bronze Bushing Bearing

    Types Of Ejector Guide Bushing

    Straight Guide Bushing

    Straight Guide Bushing: Straight guide bushings are the most commonly used type of ejector guide bushing. They are typically used for simple ejection processes where the ejector pin needs to be guided straight through the mold. Straight guide bushings are easy to install and are available in a wide range of sizes and materials. such a: C95400 Aluminum Bronze, C86300 Manganese Bronze, and C93200 Bronze material.

    Angled Guide Bushing

    Angled guide bushings are used when the ejection process requires an angle, such as for parts with undercuts. They are designed to guide the ejector pin at an angle through the mold cavity, which can help to reduce stress on the pin and prevent damage to the mold. Angled guide bushings are available in a range of angles to meet specific ejection requirements.

    Stepped Guide Bushing

    Stepped guide bushings are used when different sizes of ejector pins are required. They have a stepped design that allows for multiple pin sizes to be used with a single bushing. Stepped guide bushings can help to reduce tooling costs and increase efficiency by allowing for easier pin changes.

    Demountable Guide Bushingg

    Demountable guide bushings are designed to be easily removable from the ejector plate. They are typically used in molds with complex ejection systems or when frequent pin changes are required. Demountable guide bushings can help to reduce downtime and increase efficiency by allowing for quick and easy pin changes.

    Bronze Bushings / Bearings – Sleeves, Flanges, Washers, Wear Plate

    Guide Bushing – Industrial Applications

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.

       

    • High hardness, wear-resistance, and fully comply with EU ROHS standards. Can provide spectrometer composition test, strength test.