High Temperature Silicone Welding Back Purge Plugs Kit For 1.25 To 4 Inches, Set Of 12, Easy Install, Transferable Sleeves, One Eighth Inch NPT Fittings, Durable Pro Grade Weld Purging For Clean, Leak Free Stainless Joins
✔️ Set of 12 high-temp silicone plugs with 1/8in NPT fittings
This back purge plugs kit seals weld paths and purges argon into tubes during stainless welding. It covers common sizes from 1.25 in to 4 in and includes transferable sleeves for easy reuse across fittings.
✅ Covers 1.25-4 in pipe sizes (set of 12)
✅ Transferable sleeves allow quick reconfiguration for different fittings
✅ Internal diffuser provides smooth argon flow
✅ Includes (1) 1/8in NPT Barb Fitting, (2) 1/8in NPT Sleeves, (1) 1/8in NPT Internal Diffuser Fitting, (1) 1/8in NPT Vent Fitting
✅ 600°F max temp rating
💡 What is a back purge plug kit used for in welding stainless steel pipes and tubes? This handy tool helps seal off passages and purge inert gas for clean welds. - back purge plugs create a controlled argon environment to prevent oxidation - helps achieve leak-free weld joints on stainless piping - works across sizes 1.25-4 in and uses standard 1/8in NPT fittings
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