Injectable Sealants & Packings for the On-Line Leak Sealing Industry

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Globally recognized brand
Industry leader and on-going innovator of injectable leak sealing technology
24 / 7 emergency shipping and technical service
Field proven product performance
Specialists in high temperature and chemical applications
Technologically advanced 26,000 sq.ft. secure manufacturing facility located in SW Pennsylvania

Click below to find an Injectable Sealant & Packing product for your On-Line leak sealing application.

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Chemical Compatibility Chart

Compatibility Chart Last Updated: April 2025

Sealant Selector Tool Find An Injectable Sealant & Packing Product for Your On-Line Leak Sealing Application

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On-Line Leak Sealing Product Types

On‐Line Recommendation Chart

		‐240°F to ‐60°F ‐151°C to ‐51°C	‐59°F to 149°F ‐50°C to 65°C	150°F to 230°F 66°C to 110°C	231°F to 400°F 111°C to 204°C	401°F to 500°F 205°C to 260°C	501°F to 950°F 261°C to 510°C	951°F to 1350°F 511°C to 732°C	1351°F to 1800°F 733°C to 982°C
Chemicals (See Chart in Service Manual)	Curing	X	427*	427*, 911, Seal-Chief	427*, 454, 911, Seal-Chief	454, 911, Seal-Chief	454, 464, 911, Seal-Chief	464, CJ‐429	CJ‐429
Chemicals (See Chart in Service Manual)	Non‐Curing	300	300, 325, 350, 189, 289, 389	300, 325, 350, 189, 289, 389	300, 325, 350, 189, 289, 389	300, 325, 350, 189, 289, 389	189, 289, 389	189, 289, 389	189, 289, 389
Feedwater & Condensate	Curing	X	X	402‐CF, 560, 990, CV‐600, 911, Seal-Chief	402‐CF, 560, 990, CV‐600, 911, Seal-Chief	402‐CF, 560, 990, CV‐600, 911, Seal-Chief	560, 990, CV‐600, 911, Seal-Chief	X	X
Oils, LPG, Dowtherm, Gasoline, Hydrocarbons	Curing	X	404	404, 911, Seal-Chief	454, 3100‐S, 911, Seal-Chief	454, 3100‐S, 911, Seal-Chief	454, 3100‐S, 464, 911, Seal-Chief	464, CJ‐429	CJ‐429
Oils, LPG, Dowtherm, Gasoline, Hydrocarbons	Non‐Curing	300	300, 325, 350, 189, 289, 389, 302	300, 325, 350, , 389, 302	300, 325, 350, 189, 289, 389, 302	300, 325, 350, 189, 289, 389	189, 289, 389	189, 289, 389	189, 289, 389
Steam	Curing	X	X	402‐CF, 560, 911, Seal-Chief	CV‐600, 560, F‐150, F‐250, 402‐CF, 911, Seal-Chief	CV‐600, 560, F‐150, F‐250, 402‐CF, 911, Seal-Chief	CV‐600, 560, F‐150, F‐250, 911, Seal-Chief	464, CJ‐429	CJ‐429
Steam	Non-Curing	X	X	VP‐1000, 189, 289, 389, 300, 325, 350	VP‐1000, 189, 289, 389, 300, 325, 350	VP‐1000, 189, 289, 389, 300, 325, 350	VP‐1200, 189, 289, 389	189, 289, 389	189, 289, 389
Water	Curing	X	400, 410	400, 410, 402‐CF	400, 410, 402‐CF	410, 402‐CF	X	X	X
Water	Non-Curing	300	VP‐1000, 300, 325, 350, 189, 289, 389	VP‐1000, 300, 325, 350, 189, 289, 389	VP‐1000, 300, 325, 350, 189, 289, 389	VP‐1200, 300, 325, 350, 189, 289, 389	X	X	X

Below 600°F (315°C) 103‐P Accelerator is recommended for all resin based heat curing compounds
* 427 can be used when the operating temperature is below 400°F (204°C) and no leak is present