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Description
West System 420 Aluminum Powder is a versatile epoxy additive that boosts surface hardness, abrasion resistance, and moisture protection. Curing to a metallic gray finish, it provides limited UV defense and creates a durable base for painting. Ideal for enhancing West System and other epoxy or polyester resin coatings.
West System 420 Aluminum Powder - 42036 Item # 887734
Description
Features:
- West System 420 Aluminum Powder will increase the hardness and abrasion resistance of the coated surface and improve its moisture resistance
- Provides limited protection from ultraviolet light in areas that will not be protected with other coatings
- Can be used as a base for subsequent painting
- Applications: Suitable for West Systems and all epoxy and polyester resins
- Function: Limited UV protection
- Container Size: 36 oz
- Color: Cures to Metallic Gray
Application:
- Add to mixed resin/hardener at the rate of 5%-10% by volume or 1.5 tablespoons per 8 fl oz of epoxy (10 strokes each of resin and hardener from 300 Mini Pumps)
- 36 oz of 420 will modify up to five gallons of mixed epoxy.
Part Numbers for West System 420 Aluminum Powder - 42036
Reviews
Rated 5 out of
5
by
David K from
Barrier additive
The perfect additive for barrier coating. I’ve used it on boat hulls and tanks.
Date published: 2025-04-29