HB Body P307 Acrylic 4:1 Gray HS Primer Black Gallon - P307B

HIGH SOLIDS 2K BLACK PRIMER FOR SUPERIOR FILLING, ADHESION & SANDABILITY

HB BODY P307 4:1 HS Filling Primer is a high-performance, high solids 2K acrylic primer formulated to deliver exceptional filling power, strong adhesion, and a smooth surface for topcoat applications. Designed for automotive refinishing professionals, this primer is perfect for use on bare metal, OEM finishes, polyester putties, and fiberglass.

Thanks to its 4:1 mixing ratio and high-build properties, P307 easily covers surface imperfections, sanding scratches, and minor dents — reducing preparation time and improving final paint results.

KEY FEATURES:

High Filling Power – Effectively fills sanding marks, scratches, and surface unevenness.  
Strong Adhesion – Bonds securely to metal, fiberglass, and existing coatings. 
Easy to Sand – Ensures a smooth, flat surface ready for basecoat or topcoat.
Fast Drying – Quick curing for faster throughput in collision centers and body shops. 
Excellent Build and Coverage – Reduces the need for multiple layers or rework.
Color: Black

MIXING RATIO:
4:1 with HB BODY Hardener for Primers H725 SLOW/FAST or 729 NORMAL/FAST.  
Optional 10–15% HB BODY acrylic thinner (depending on application method),
DRYING TIMES (AT 74°F):
Dust Free: 10-15 minutes. 
Sandable: After 2–3 hours or 15 minutes at 60°C (bake).

HB BODY P307 4:1 HS FILLING PRIMER DELIVERS THE PROFESSIONAL PERFORMANCE AND VERSATILITY THAT AUTOMOTIVE REFINISHING DEMANDS — MAKING PREP WORK SMOOTHER, FASTER, AND MORE EFFICIENT FROM START TO FINISH.

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