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What grit aluminum oxide...

fastcarsgofast

fastcarsgofast Member Posts: 7,179

June 2010 edited June 2010 in Ask the Experts

Should I use when blasting parts before parkerizing?

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oneoldsap Member Posts: 563 ✭✭✭✭

June 2010 edited November -1

Brownells suggests 120 Grit .

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Spartacus Member Posts: 14,415

June 2010 edited November -1

I use 90 at 60 psi. just go lightly. leaves good tooth for pakerizing and matte black ceramic.
tom

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