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High Temperature Masking Plugs

 (9 product groups)

Essentra Components UK's high temperature masking plugs are the perfect solution for protecting threaded and non-threaded holes from high-temperature coatings and finishing processes. Our plugs are designed to withstand extreme temperatures up to 316°C, making them ideal for a range of high-temperature industrial applications.

What are the benefits of choosing our high temp plugs? 

  • Reliable and effective protection: Our high temperature masking plugs provide reliable and effective protection for critical surfaces during high-temperature processes, such as powder coating, painting, and anodizing.
  • Easy to use: Our plugs are designed for easy installation and removal, without the need for any special tools or equipment. They come in various shapes and sizes to fit different applications.
  • High-temperature resistance: Our high temperature masking plugs can withstand temperatures up to 316°C, while also remaining durable and flexible.

Materials in which our high temp plugs are offered include - silicone, TPE, EPDM and PVC

Applications & Industries:

Our plugs are suitable for a wide range of industries, including automotive, aerospace, and electronics, as well as general manufacturing processes.

  • Automotive: Our high temperature masking plugs are used extensively in the automotive industry for protecting engine components during high temperature coatings.
  • Aerospace: Our plugs are also popular in the aerospace industry, where they are used to protect critical components during high-temperature finishing processes.
  • Electronics: Our high temperature masking plugs are ideal for use in the electronics industry, where they can be used to protect connectors and other sensitive components during high-temperature soldering and coating processes.

We pride ourselves on providing high-quality, reliable, and effective solutions for our customers' masking and protection needs. So browse our range of high temperature masking solutions today to find the perfect solution for your application.

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Masked Eye Bolts

In stock In production

An Eye Bolt is a type of bolt with a loop at one end and is typically used with a hook or other hanging systems. They are commonly used as a hanging solution during powder coating, painting, shot blasting and other surface treatment processes. To ensure longevity and optimal performance, it is imperative that the bolts benefit from a form of protection to avoid ingress and contamination.

To achieved thanks to our range of Masked Eye Bolts made from Steel that have a choice of colourful silicone coatings. The silicone coating will protect the eye bolt during use, and extend its life cycle. This makes our range a highly economical and sustainable choice for your application.

  • Material: Steel with Silicone
  • Colours: Brown, Green, Orange, Pink, Purple, Red, Transparent, White and Yellow
  • Maximum Operating Temperature: 250C

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Masking Flangeless Plugs

In stock In production

Masking Flangeless Plugs are a type of plug that is used to cover holes without masking the surrounding area. They protect against contaminants, dust, dirt, damage, or undesired substances. It features conical rings and a hollow core, which allows many different areas to be masked.

Furthermore, the pull tab makes them simple to install and remove, allowing for smooth insertion and a snug fit that eliminates unwanted leaks or seepage. The reusable nature of the material used in these plugs allows for various uses, minimising the need for frequent replacements and helping to reduce waste. They can be utilised in multiple applications, such as powder coating, painting, plating, and sealing.

  • Material: EPDM, Silicone, TPE, PVC
  • Colour: Black, Natural, Blue, Green, Purple, Orange, Yellow, Pink, Red

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Masking Weld Nuts

In stock In production

Weld Nuts have a thread, and it is vital that this thread avoids getting powder coating or surface treatment on it. Our Masking Pull-Plug range is specially designed for masking non threaded or threaded through holes, and is ideally suited for the masking of Weld Nuts.

These Masking Weld Nuts feature a pull-tab that allows for quick and easy removal. The plug body has teeth that grip a thread; this ensures a positive fit that will keep the masking assembly secure. The silicone material that these Masking Weld Nuts are manufactured is chemical resistant and has elasticity to ensure a better fit for your application.

  • Material: Silicone
  • Colours: Black, Blue, Red and Yellow
  • Maximum Operating Temperature: 250C

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Masking Pull Plugs

In stock In production

Masking Pull Plugs, also known as silicone masking plugs, are plugs used to mask threaded and non-threaded holes. They resist chemicals, dust, dirt, temperature changes, and abrasion. Furthermore, the pull tab simplifies installation and removal, allowing for smooth insertion and a secure fit that avoids undesired leaks or seepage.

The reusable material used in these plugs allows for various uses, reducing the need for frequent replacements and contributing to waste reduction. They can resist temperatures of up to 250 degrees Celsius and are used in various applications, including powder coating, sealing, automotive assembly, and electronics production.

  • Material: Silicone, EPDM, Silicone Rubber, TPR
  • Colour: Natural, Black, Clear, Red, Grey, White, Purple, Green, Pink, Orange, Yellow, Blue

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Silicone Coated Grub Screws

In stock In production

A Grub Screw is a screw fastening solution commonly used for joining one component securely to another. They have a unique design that allows them to facilitate secure gripping or joining without using a nut; this differs from a standard bolt and screw assembly. The grub screw is fully threaded and can be driven into existing tapped and socket holes, avoiding any need to create new holes.

Our range is made from Mild Steel with a Silicone coating - making them ideal for masking applications. They are particularly suitable for aggressive shot blasting and high temperature powder coating applications. What's more; these Grub Screws can be securely fixed and are easily applied or removed with the use use of an Allen Key (not included).

  • Material: Mild Steel with Silicone coating
  • Colours: Black, Blue, Red and Yellow
  • Maximum Operating Temperature: 250C

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Covered Tapered Plugs

In stock In production

Covered Tapered Plugs are designed to ensure a secure fit due to their convex sides and protect from contaminants, debris and damage. It features a push fit style that makes it easy to use and remove.

Used in a variety of applications, including blind holes, pipes, furniture or electrical boxes. They are reusable due to the material from which they are constructed without affecting the effectiveness of the sealing.

  • Material: Silicone
  • Colour: Grey, Yellow, Green, White, Red, Black, Pink, Purple, Blue, Clear

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High Temperature Tapered Plugs

In stock In production

This range of high temperature masking plugs features Silicone Rubber Tapered Plugs, EPDM Tapered Plugs and other Tapered Rubber Plugs made from Thermoplastic Rubber (TPR).

This extensive range of Tapered Plugs is available as a solid plug or with a hollow core, to aid in compression. Solid and hollow core options are available in our EPDM and High Temperature Silicone Plugs ranges. The hollow centre provides a cost-effective solution for larger sizes. The hollow design is more flexible than solid plugs, and allows for easier application.

Our Tapered Rubber Plug range features Univesal Plugs made from TPR. The tapered plug is designed to mask holes without masking the surrounding areas, and a pull tab allows for easy installation and removal. Suitable for temperatures up to 125C.

  • Colours: Black, Blue, Green, Natural, Pink, Red and Yellow
  • Simple push-fit design

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Masking Cones

In stock In production

Masking Cone Plugs are a versatile masking solution that can be used as a plug or as a cap. The tapered design allows the part to plug a range of inside diameter sizes and to cap a range of outside diameter sizes. These plugs are ideal for a range of masking applications, including; powder coating, e-coating, plating and anodizing.

The range is available in a choice of materials that include premium Silicone and economical EPDM. Silicone benefits from a high temperature rating and can be used multiple times. EPDM is also reusable with a lower heat resistance, but superior chemical resistance.

  • Materials: Ethylene Propylene Diene Monomer (EPDM) and Silicone Rubber
  • Colours: Black, Blue, Brown, Green, Natural, Red, Rust, Purple and Yellow

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Paper Masking Plugs

In stock In production

Paper masking plugs are versatile and efficient masking solutions designed to protect and seal off openings during painting, coating, or surface treatment processes. These plugs are made from high-quality paper material, known for its excellent conformability and ability to withstand various chemical substances. The unique design of paper masking plugs allows for easy insertion and removal, ensuring a tight and secure fit in a wide range of hole sizes and shapes. They effectively prevent paint, primer, or other coatings from entering or contaminating areas that need to remain untouched.

The main characteristics of paper masking plugs include their flexibility, durability, and compatibility with different surfaces. These plugs are highly flexible, allowing them to conform to irregular shapes and contours. The paper material used in their construction ensures durability, even when exposed to harsh chemicals or solvents. The plugs' versatility allows them to be used on a variety of surfaces, including metal, plastic, glass, and wood.

  • Material: Crepe Paper
  • Colour: Brown

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