Penetrant Products

		Sherwin Incorporated has manufactured its Dubl-Chek line of liquid dye inspection penetrants and related products since 1964.
Dubl-Chek products are approved by governing agencies worldwide, including the US Government, ASME, ASTM, as well as the prime aerospace and military contractors and OEM's. Dubl-Chek fluorescent penetrants are used widely in aerospace, while Dubl-Chek visible penetrants are used throughout the welding and nuclear power industries. Some literature on this page is in the Adobe^® Acrobat^® Portable Document Format (.PDF).

PRODUCTS INCLUDE:

FLUORESCENT PENETRANT PRODUCTS
Approved to MIL-I-25135 & AMS-2644

Water Washable Fluorescent Penetrants

Nonwater-Washable Fluorescent Penetrants

Emulsifiers for Fluorescent Penetrants - Methods B & D

Cleaners and Removers for Fluorescent Penetrants - Method C

Developers for Fluorescent Penetrants

VISIBLE PENETRANT PRODUCTS
Approved to MIL-I-25135 & AMS-2644

Visible Penetrants

Removers/Cleaners

Emulsifiers for Visible Penetrants

Developers for Visible Penetrants

SPECIALIZED TEST PIECES & ACCESSORIES

Penetrant Products