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Products

Non Destructive Testing

Penetrant

Magnetic Particle

Equipment & Accessories

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Sherwin Incorporated

Sherwin IncorporatedSherwin Incorporated has manufactured its DUBL-CHEK line of NDT inspection penetrants and magnetic particle related products since 1964.

Sherwin Incorporated comprehensive range are approved by governing agencies worldwide. They meet global standard approvals and endorsed by prime aerospace manufacturers, 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.