{"product_id":"high-temp-masking-supply-silicone-plug-cap-set-160-piece-high-temp-600-f-reusable-masking-for-holes-threads-studs","title":"High Temp Masking Supply Silicone Plug \u0026 Cap Set 160-Piece — High-Temp 600°F Reusable Masking for Holes, Threads \u0026 Studs","description":"\u003cstrong\u003eHigh Temp Masking Supply 160 Piece Silicone Rubber Plug and Cap Set is a reusable assortment of high-temperature silicone plugs and end caps designed to mask holes, threads, bolts and studs for powder coating, painting, plating and other finishing processes.\u003c\/strong\u003e\n\n\u003cp\u003eThis kit brings a complete range of tapered plugs and flexible end caps so you can protect openings and exposed hardware during high-heat or abrasive finishing operations. With sizes covering diameters from 1\/16\" to 3\/4\", and a maximum rated exposure of 600°F (315°C) for short durations, the set is built for professional shops and DIYers who need reliable masking that won’t melt, harden or contaminate parts under normal finishing conditions.\u003c\/p\u003e\n\n\u003ch3\u003eWhat sizes are included and will they fit my parts?\u003c\/h3\u003e\n\u003cp\u003eThe set contains 160 pieces split evenly between tapered plugs and flexible end caps. Tapered plugs are designed to seat into a range of hole diameters, while the end caps stretch over studs, bolts and exposed ends.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e80 tapered plugs — 10 pieces each of 8 common tapered sizes, covering holes from 1\/16\" to 3\/4\".\u003c\/li\u003e\n  \u003cli\u003e80 end caps — 10 pieces each of 8 sizes, fitting studs and post diameters from 3\/32\" to 3\/4\".\u003c\/li\u003e\n  \u003cli\u003eTapered profiles and flexible walls increase compatibility with slightly undersized or oversized openings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the silicone handle high temperatures and coatings?\u003c\/h3\u003e\n\u003cp\u003eThese parts are molded from high-grade silicone formulated to resist short bursts of elevated heat without melting or flowing. The manufacturer rates the material for exposures up to 600°F (315°C) for approximately 20 minutes, which covers common bake cycles and curing stages used in many finishing processes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e600°F\/315°C maximum short-term rating (about 20 minutes).\u003c\/li\u003e\n  \u003cli\u003eLow bleed, non-toxic silicone minimizes contamination risk during curing.\u003c\/li\u003e\n  \u003cli\u003eReusable material that retains flexibility after multiple cycles under normal conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich finishing jobs are these plugs and caps suitable for?\u003c\/h3\u003e\n\u003cp\u003eUse this kit whenever you need to mask holes, threads or protrusions before applying coatings or subjecting parts to abrasive processes. They work across many standard industrial and hobby techniques without requiring chasing or tapping to protect threads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePowder coating and oven cure cycles.\u003c\/li\u003e\n  \u003cli\u003ePainting, anodizing, plating, e-coating and hydro dipping.\u003c\/li\u003e\n  \u003cli\u003eMedia blasting, sublimation setups and general workshop masking tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and reusable are these silicone caps and plugs?\u003c\/h3\u003e\n\u003cp\u003eHigh Temp Masking Supply uses a resilient silicone that resists hardening, tearing and thermal degradation under normal finishing conditions. With proper handling and storage, pieces can be reused many times, reducing consumable costs for recurring projects.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFlexible, tear-resistant silicone retains shape after repeated use.\u003c\/li\u003e\n  \u003cli\u003eNon-melting in typical finishing exposures; won’t gum or bleed under normal conditions.\u003c\/li\u003e\n  \u003cli\u003eStore away from solvents and sharp edges to extend service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This 160-piece kit is ideal for professional finishers, fabrication shops, automotive restorers, metalworkers and serious hobbyists who need a wide selection of reliable, high-temperature masking plugs and caps. If you regularly mask threaded holes, studs or open ports for powder coating, painting, plating or abrasive operations, the assortment provides ready-to-use sizes that save time and prevent finish defects without modifying parts.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can these silicone plugs handle powder coat oven temperatures?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the silicone is rated up to 600°F (315°C) for about 20 minutes, suitable for most powder-coat bake cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are the plugs reusable after a coating cycle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the high-grade silicone is designed to remain flexible and reusable under normal finishing conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"High Temp Masking Supply","offers":[{"title":"Default Title","offer_id":48086166306974,"sku":"B00L4O8TR2","price":45.42,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/high-temp-masking-supply-front-of-kit.jpg?v=1785887958","url":"https:\/\/northtrailauto.ca\/products\/high-temp-masking-supply-silicone-plug-cap-set-160-piece-high-temp-600-f-reusable-masking-for-holes-threads-studs","provider":"North Trail Auto","version":"1.0","type":"link"}