Phosphoric acid as metal pretreatment
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(→Brands of phosphoric acid-based metal pretreatments used for automotive work) |
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*Always make sure metal is dry before using ospho or priming. | *Always make sure metal is dry before using ospho or priming. | ||
*Sand or scuff before priming then use a wax and grease remover to clean. | *Sand or scuff before priming then use a wax and grease remover to clean. | ||
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| + | ===PPG DX579=== | ||
| + | PPG DX579 contains a lower concentration of phosphoric acid than Ospho. | ||
==Naval jelly== | ==Naval jelly== | ||
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