Guided Ejector Bushing

Bearings and Bushings for the Future: Precision and Customization: Our company, in bearing engineering with decades of experience, designs and develops high-precision self-lubricating bronze bearings & plain bushes. We offer a wide array of sliding bearings tailored to meet specific needs. Renowned for our expertise in custom bronze bushing and slide plate solutions, we provide an expansive selection of bushing metal alloys. Contact us today to benefit from unparalleled services at competitive prices.

Guided Ejector Bushing

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Guided Ejector Bushings in Injection Molding Machines

Guided ejector bushings are crucial components in injection molding machines, designed to guide and align ejector pins during the ejection process. These bushings ensure that molded parts are ejected smoothly and accurately, minimizing the risk of damage to the parts and the mold.

Material Options for Guided Ejector Bushings

Solid Bronze:

  • Advantages: Known for their durability, solid bronze bushings prevent galling to leader pins, facilitate smooth operation, and extend the lifespan of ejection components.
  • Applications: Best suited for settings where high wear resistance is essential and lubrication may be challenging.
  • Examples: VIIPLUS Company offers solid bronze flange guided ejector bushings with internal grease grooves to enhance smooth operations. Progressive Components provides solid bronze bushings that are engineered to outperform traditional steel bushings.

Graphite Plugged:

  • Advantages: Graphite plugged bushings feature embedded graphite plugs for self-lubrication, eliminating the need for additional greasing and making them ideal for high-load and high-temperature applications.
  • Applications: Ideal for environments where regular lubrication is impractical, such as in high-temperature conditions.
  • Examples: We provides graphite plugged bushings that ensure alignment and minimize wear on ejection components. viiplus offers guided ejector bushings made from solid aluminum bronze with self-lubricating graphite, available in various industry-standard sizes.

Key Features and Benefits

  • Alignment and Support: These bushings guarantee that ejector pins are kept straight and properly aligned during ejection, crucial for preserving the quality of the molded parts and the integrity of the mold.
  • Material Versatility: The availability of materials like solid bronze and graphite-plugged bronze allows customization to meet specific needs related to wear resistance and lubrication.
  • Extended Component Life: By reducing friction and wear, these bushings help prolong the life of ejection components, enhancing both efficiency and cost-effectiveness.

Selection Criteria

When choosing guided ejector bushings, consider these factors:

  • Size and Shape of the Mold Cavity: Ensure the bushings fit the specific dimensions and requirements of the mold.
  • Complexity of the Ejection Process: Select the appropriate bushing type (straight, angled, or stepped) based on the ejection process complexity.
  • Environmental Conditions: Opt for materials that can withstand the operational conditions, such as high temperatures or the need for self-lubrication.

In conclusion, guided ejector bushings made from solid bronze and graphite-plugged materials provide significant benefits in terms of durability, alignment, and lubrication, proving essential in the injection molding industry.

High Strength Brass Bearings With Graphite

GUIDE BUSH BRONZE

Guided Ejector Bushings Precision Tooling And Parts.

Made of solid aluminum bronze either with or without self-lubricating graphite,Our guided ejector bushings come in a variety of industry standard sizes. Bronze w/Graphite！

Custom Washer Manufacturer

Thrust Bearings and Custom Washer

custom bronze washer with groove using CNC precision machining:

  1. Tin Bronze Alloys:
    The C90000 series alloys are tin bronzes that could be suitable for a custom washer:
  • C90300: 88% Cu, 8% Sn, 4% Zn
    Tensile strength: 40,000 psi, Yield strength: 18,000 psi, Elongation: 20%
  • C90500: 88% Cu, 10% Sn, 2% Zn
    Tensile strength: 40,000 psi, Yield strength: 18,000 psi, Elongation: 20%

These alloys offer a good balance of strength and ductility for machining.

  1. CuSn10 Bronze:
    Material code: CC480K
    Key properties:
  • Tensile strength: 495-516 MPa
  • Yield strength: 373-385 MPa
  • Elongation: 16-22%
  • Hardness: 159-160 HV10

This alloy provides excellent wear and corrosion resistance, making it suitable for washers.

  1. Aluminum Bronze:
    Material code: CW307G / CA104
    Composition: 8.5-11% Al, 4-6% Ni, 3-5% Fe, balance Cu
    Key properties:
  • Tensile strength: 680-740 MPa
  • Yield strength: 320-400 MPa
  • Hardness: 170-210 HB

Aluminum bronze offers high strength and excellent corrosion resistance, ideal for demanding applications.When selecting an alloy for CNC machining a custom bronze washer with groove, consider factors like:

The specific alloy choice will depend on the washer’s intended application and performance requirements. CNC machining allows for precise creation of custom groove patterns and tight tolerances with these bronze alloys.

bronze washer
Graphite Plugged Bronze Washer
Pb2 : ALU BRONZE WASHER Bearing
Oversized Plain Bearing Thrust Washer Large Diameter Bronze Bearings

Providing Brass, Bronze, and Specialty Copper Alloys, Copper Alloy Machining Services

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Solutions For Every Industry

Searching for Dependable Bushing Solutions? viiplus Has What You Need.

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Design Guides, Materials

Bushing design, Comprehensive design manuals covering a range of self-lubricating materials used in all of viiplus’s manufacturing processes.

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Technical Guides

Manufacturing On Demand, Technical Guides For Machining Design. Discover the latest in metal alloys, materials, and design tips for manufacturing custom machined and self-lubricating bearing parts.

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Get Instant Quote

To receive your instant quote, simply upload your drawing file and choose your production process & bushing material.

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Prototyping, Place Order

After you place your order, we will start the production process. You will receive updates when your order has completed production and is ready to be dispatched.

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Receive Your custom Parts

We provide precision-inspected high-quality parts, packing lists and documents, and delivery tracking.

With innovative products, we are a dependable partner in enhancing the efficiency, intelligence, and sustainability of self-lubricating bearings. We produce high-precision components, bushings for powertrain and chassis applications, and various bronze and plain bearing solutions for numerous industrial uses.

High-precision components, self-lubricating bearing, and services

Your Partner in the Self-lubricated Bearing Bronze Industry – Quality Guaranteed