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Online Leak Repair Sealants

CheckSeal™ | Industrial Leak Sealant | Online Leak Repair Sealants

CheckSeal™ 3B

Non-Curing Sealant

CheckSeal™ 3B semi-pliable rubber at temperatures up to 700˚F, and is effective as a primary or secondary sealant. It has been successfully used as a secondary micro-void sealant after initial sealant becomes cracked and worm holed.

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Packaging Information

Item Number Unit Size Quantity
CS300211 1 gal pail, 5 lb
CS300511 “J” stick 1-3/8” x 8-1/2” 16 per box
CS08265001PL 3/4” x 4” plugs 10 per box

Typical Characteristics

Applications Acids, steam, some solvents, fuels, glycols, mild alkalis, aliphatic hydrocarbons, hot oils, kerosene, steam, water, liquors. It also has been used successfully as a secondary micro-void filler after injecting a different sealant on the real problem leaks.
Temperature Range -300°F to 700°F
Limitations Should not be used at temps over 700°F (371°C)
Appearance Yellow paste
Specific Gravity 0.9
Volume 12.6 cu. in – J stick
Volume 1.1 cu. in – 3.5” plug
Injection Characteristics 500 psi, flows well with minimum hydraulic pressure
Long Term Changes None
Storage Keep at room temperature