420 Aluminum Powder will increase the hardness and abrasion resistance of the coated surface and improve its moisture resistance. 420 provides limited protection from ultraviolet light in areas that will not be protected with other coatings and can be used as a base for subsequent painting. Add to any mixed WEST SYSTEM 105/200 Series Hardener combination.

DESIGNED FOR:

• Moisture Resistance
• Abrasion Resistance
• Color Modifications

MIX RATIOS:

• 36 oz of 420 will modify up to 5 gal of mixed epoxy
• 5-10% by volume (1.5 tbsp) | 8 fl oz epoxy for coating applications