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Metal finishing Q&As since 1989

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GEL FOR ACIDS

FOR CLEAN THE WELDINGS SIDES IN STAINLESS STEEL PARTS, IS NORMAL TO USE A ACID MIX HF + NO3H, BUT IS DANGEROUS. I READ THAT IS possible TO USE IN GEL FORM. CAN YOU HELP MI FOR TO FIND ANY PRODUCT FOR "GELIFICAR " THE MIXTURE OF THIS ACIDS?

REGARDS,

BRUN ANTONIO
- CASTELLDEFELS, BARCELONA, SPAIN
2003

For cleaning the weld areas of stainless steel parts, it is normal to use an acid mix of HF + HNO3, but it is dangerous. I read that is possible to use this in gel form. Can you help me find any product for "gelifying " the mixture of these acids?

Regards,

Kadir Levent
- Istanbul, Turkey
2004

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