Product Description
The TT-P-645 specification covers a 2.8 pound per gallon (340 gram/ liter) volatile organic content (VOC) complying, zinc-molybdate paint for use as a general purpose steel or aluminum primer.
TT-P-645B alkyd paint primer is a single component, zinc-molybdate pigmented primer primarily intended for use as a general primer for steel and properly prepared aluminum. For rust-resistant metal primer, try TT-P-664.