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CheckSeal™ 45P

Non-Curing Sealant

Check Seal™ 45Pis a sealant designed for wet or dry chlorine service. 45P is a highly versatile and durable self molding packing used for stuffing boxes and for all types of valves, pumps and mechanical equipment.
CheckSeal™ 4AB

Two-Component Sealant

Check Seal™ 4AB is a two-component sealant that cures to a relatively hard, but flexible solid. The most common usage of Check Seal™ 4AB is in repairing water, steam leaks to temperatures as high as 550˚F. It can be used with acids, alkalis, hydrocarbons, ammonia and BFW.
CheckSeal™ 55 R

Elastomeric Sealant

Check Seal™ 55 R is an elastomeric, nitrile rubber type sealant that cures hard and works great on hot condensate or boiler feedwater leaks. It can be injected by a high-pressure sealant/lubricator gun.
CheckSeal™ 6B

Non-Curing Sealant

Check Seal™ 6B is a valve sealant designed for use in high temperatures up to 800˚F. It is also available in high purity grade for nuclear and turbine applications.
CheckSeal™ 8AB

Two-Component Sealant

Check Seal™ 8AB is a two-component sealant that cures to an elastomeric plastic consistency for extreme shock resistance. It is recommended for cyclical or shock applications.
CheckSeal™ 9B

Thermosetting Sealant

Check Seal™ 9B is a is a thermosetting resin reinforced with a fibrous bulk. This sealant works great with boiler-feed water and hot condensate leaks. Temperatures to 800˚F.
CheckSeal™ 9F

Thermosetting Sealant

Check Seal™ 9Fis a thermosetting resin with a special fiber package for improved sealing traits and higher temperature characteristics. This sealant works great with dry, high temperature steam such as flue gas or catalyst. Temperature range: 200˚F to 1500˚F.
CheckSeal™ 9R

Liquid Thermosetting Resin

Check Seal™ 9R is a viscous, liquid thermosetting resin that cures upon the application of heat to form a very hard-set solid sealant, blocking leak paths. As it begins to cure, it forms a chemically resistant, insoluble solid that is effective in thread and gasket applications to 700˚F and with added fibers can be used in applications to 1500˚F.
CheckSeal™ HTS

Non-Curing Sealant

Check Seal™ HTS is a heavily fibrous sealant designed for use at temperatures up to 700˚F. HTS works great for a wide variety of leaks with its fibrous characteristics, such as leaking valve seats, this sealing is accomplished without affecting valve operation. Other uses include steam valve packings, steam union leaks, steam wire wraps and steam valve bonnets.