Looking for non-metallic punched, pressed and water-jet cut parts?
Bluemay Weston, manufactures custom products including washers, shims, gaskets, bottle cap liners, seals and other precision cut parts.


Our plastic injection-moulded blanking plugs are precision manufactured in the UK to deliver consistent dimensional accuracy, secure retention and long-term durability.
Designed to provide an effective seal for unused or redundant holes in panels, enclosures and fabricated assemblies, these plugs offer a reliable solution where appearance, hygiene and protection are critical. Manufactured from high-quality engineering polymers, they are resistant to corrosion and suitable for use in moisture-prone or demanding industrial environments.
Lightweight yet mechanically robust, our blanking plugs are designed for a secure push-fit installation. The retention features ensure they remain firmly in position once fitted, reducing the risk of loosening due to vibration or regular handling. Their smooth external profile provides a clean, professional finish and supports easy wipe-down in hygienic environments.
Available in a range of sizes and colours, our blanking plugs provide a practical, cost-effective method of sealing apertures while maintaining the integrity and appearance of your installation.
Our plastic injection-moulded blanking plugs are manufactured from nylon, LDPE or polypropylene as standard materials.
While we offer stock colours in classic white, sophisticated grey, and sleek black, we can also manufacture other colours upon request.
Contact us to elevate your choices and find the perfect fit blanking plug for your needs.


We specialise in manufacturing precision customised plastic-injected blanking plugs which are tailored to your exact specifications in size and colour.
Contact us for a quote.
We offer bespoke plastic blanking plugs, expertly manufactured to fit holes of any size with precision. Whether for industrial, commercial, or personal use, our customisable plugs ensure a perfect fit, sealing and protecting your applications effectively.
Contact us to discuss your specific requirements.

| Size | A | B | C |
|---|---|---|---|
| ½" | 22.5 | 12.5 | 13 |
Material: LDPE | Colours: Grey and White | Dimensions shown in mm
| Size | A | B | C |
|---|---|---|---|
| 1¼" | 34.5 | 27.5 | 32 |
Material: Polypropylene | Colours: Grey, Black and White | Dimensions shown in mm
| Size | A | B | C |
|---|---|---|---|
| 12.5mm | 15 | 12.5 | 14.7 |
| 35mm | 38 | 35 | 37 |
Material: Nylon | Colours: White, Black and Silver | Dimensions shown in mm
| Size | A | B | C |
|---|---|---|---|
| ⅜" | 22 | 7.4 | 9.8 |
Material: Polypropylene | Colours: White | Dimensions shown in mm
Plastic blanking plugs are small components used to cover or seal round holes in various materials. They are often used to protect openings from dust, moisture, and other contaminants, ensuring the integrity of the equipment or structure.
Plastic blanking plugs are used in a variety of industries, including automotive, electronics, manufacturing, and construction. They are commonly used to seal unused holes in panels, enclosures, and machinery, providing a neat and finished appearance.
Bluemay manufactures plastic blanking plugs in a wide range of sizes to fit various hole diameters. Our sizes typically range from small diameters of a few millimetres to larger diameters of several centimetres. Custom sizes are also available upon request.
Bluemay's plastic blanking plugs are made from high-quality, durable plastics such as nylon (PA) polyethylene (PE) and polypropylene (PP). These materials are chosen for their strength, flexibility, and resistance to environmental factors.
Yes, many of Bluemay's plastic blanking plugs are designed to be reusable. They can be easily removed and reinserted without losing their sealing effectiveness, making them a cost-effective solution for temporary or adjustable applications.
Installing plastic blanking plugs is simple and requires no special tools. Just press the plug into the hole until it snaps into place. The flexible plastic material ensures a snug fit that securely seals the opening.
Our plastic blanking plugs are manufactured to withstand a wide range of temperatures, making them suitable for both indoor and outdoor applications. UV additive can be specified for extra UV resistance. For specific temperature ranges, please refer to the product specifications or contact our technical support team.
Yes, Bluemay offers custom colours for plastic blanking plugs to match your specific requirements. Custom colours can enhance the visual appeal of your product or help with colour-coding systems. Contact us for more details on custom colour options.
Bluemay is committed to sustainability, we continually strive to minimize our environmental impact through responsible manufacturing practices.
To request a quote or place an order, you can visit our website and fill out the contact form, or get in touch with our sales team, Julietta, Amanda, or Teresa directly via phone or email. We are happy to assist you with your order and provide any additional information you may need.