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HY619或HY420

Trademark:  HY619 or HY420
Appearance: Brown transparent liquid
Color (25℃, Fe-Co) : ≤15
Viscosity (s, Grignard tube/25℃): 8-15
Solid content (%): 50±2
Acid value (mgKOH /g): ≤10
Solvent:  Xylene
Features: This product is mainly used for primers, with good film adhesion and mechanical properties, good anti-corrosion performance, and fast drying.
Recommended uses: It is widely used as a primer for construction machinery, construction machinery, carriages, etc., and has good construction compatibility and layer-to-layer adhesion with a variety of topcoats.