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big_G · 01-08-2009, 06:04 AM

320 grit will show thru the sealer. We wet-sand the primer surfacer with either 500 or 600 grit prior to sealer or base-coat. Very important on metallics, not so much on solid single stage top-coats.

01-08-2009, 06:04 AM	#54
big_G Senior Member Join Date: Mar 2008 Posts: 209 Tweet	320 grit will show thru the sealer. We wet-sand the primer surfacer with either 500 or 600 grit prior to sealer or base-coat. Very important on metallics, not so much on solid single stage top-coats.