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Ted Mooney, P.E. RET
Pine Beach, NJ

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Sandblasting iron with copper slag

Q. Dear Sir,
After Copper slag Sandblasting, iron material have black spots over the Iron Pipes. In this case, what could be the problem?

Because of Copper slag?
Because of Old Corroded pipes?
Because of applicator?

Jason FRANCIS
- Dammam, Saudi Arabia
February 6, 2018

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