High Temp Silicone Rubber Plugs Caps & Masking Tape for Powder Coating

Masking Made Easy Since 2013

Welcome to High Temp Masking Supply, a US-based, small business run by a former powder coater and family. Whether you are running a manufacturing line or working on a custom project, we have the masking solutions you need to get the job done right the first time.

Solid Silicone Plugs

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A silicone rubber plug placed against a ruler for measurement, indicating its size.

High Temp Masking Supply .031" x .125" STP99 Silicone Rubber Plugs

High Temp Masking Supply .062" x .187" STP101 Silicone Rubber Plugs

A collection of silicone rubber plugs next to a ruler for scale, intended for use in powder coating and painting applications.

High Temp Masking Supply .125" x .250" STP102 Silicone Rubber Plugs

A collection of red silicone rubber plugs beside a black aluminum ruler for scale.

High Temp Masking Supply .187" x .343" STP103 Silicone Rubber Plugs

Silicone Caps

More silicone caps ›

High Temp Masking Supply SC020 Silicone Rubber Caps For Parts Up To .0215"

High Temp Masking Supply SC040 Silicone Rubber Caps For Parts Up To .0425"

A collection of high-temperature masking supply silicone rubber caps displayed on a surface, with a ruler for scale.

High Temp Masking Supply SC062 Silicone Rubber Caps For Parts Up To .0675"

A collection of high-temperature silicone rubber caps displayed on a surface, with a ruler lying on top for scale.

High Temp Masking Supply SC080 Silicone Rubber Caps For Parts Up To .087"

Hollow Silicone Plugs

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High Temp Masking Supply 7 Pc XXL Silicone Plug Kit For 1.875" to 4" Holes

High Temp Masking Supply 1.875" x 2.203" HTP11 Hollow Silicone Plugs

High Temp Masking Supply 2.125" x 2.50" HTP12 Hollow Silicone Plugs

High Temp Masking Supply 2.281" x 2.687" HTP13 Hollow Silicone Plugs

Combo Kits

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High Temp Masking Supply 235 Piece Silicone Rubber Plug Set - 1/32" to 1" Range

~~Regular price $ 26.95~~ Save $ 4.48

High Temp Masking Supply 160 Piece Silicone Rubber Plug and Cap Set - 1/16" to 3/4" Range

80 Pc 1/16" to 3/4" High Temp Silicone Rubber Tapered Plug Kit - Powder Coating

80pc High Temp Silicone Rubber Protective End Cap Kit Powder Coating Paint Set

Green Polyester Masking Tape

More green polyester masking tape ›

1/4" Wide x 72 Yards Green Polyester PET Tape – Made in USA – for Powder Coating, Ceramic Coating, Painting, Plating, Anodizing, Splicing, Sublimation, and More

3/8" Wide x 72 Yards Green Polyester PET Tape – Made in USA – for Powder Coating, Ceramic Coating, Painting, Plating, Anodizing, Splicing, Sublimation, and More

1/2" Wide x 72 Yards Green Polyester PET Tape – Made in USA – for Powder Coating, Ceramic Coating, Painting, Plating, Anodizing, Splicing, Sublimation, and More

3/4" Wide x 72 Yards Green Polyester PET Tape – Made in USA – for Powder Coating, Ceramic Coating, Painting, Plating, Anodizing, Splicing, Sublimation, and More

Polyester Masking Discs

More polyester masking discs ›

1/8" Round High Temp Polyester Masking Heat Tape Discs/Dots for Powder Coating Paint and Cerakote

3/16" Round High Temp Polyester Masking Heat Tape Discs/Dots for Powder Coating Paint and Cerakote

1/4" Round High Temp Polyester Masking Heat Tape Discs/Dots for Powder Coating Paint and Cerakote

5/16" Round High Temp Polyester Masking Heat Tape Discs/Dots for Powder Coating Paint and Cerakote