West System 417 Microballoons
$31.99 – $177.99
417 is a low density microballoon-based filler used as a thickening agent with epoxy fairing systems to make fairing putties that are easy to sand or carve. 417 has a reasonably strong strength to weight ratio, and is recommended as the preferred filler under dark coloured surfaces.
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407 Low-Density Fairing Filler
407 Low-Density is a blended microballoon-based fairing filler for WEST SYSTEM Epoxy.
Add 407 to a mixture of epoxy resin/hardener to create a fairing putty. It’s easy to sand or carve this putty once it has cured.
The filler is reasonably strong on a strength-to-weight basis.
You can blend it into any WEST SYSTEM 105 Resin/20X Hardener combination, G/flex Epoxy 650, or G/5 Five-Minute Adhesive.
Blended with epoxy to a “peanut butter” consistency, it will be easy to fair. The higher the percentage of 407 in your epoxy mix, the easier it will be to fair. Cures to a dark red/brown color.
Color: dark red-brown.
WEST SYSTEM 407/417 is a Low-Density, Phenolic Microballoon-based filler, that is easy to fair and sand. When added to epoxy resin, 407 filler creates a thick, low density compound.
407/417 is reasonably strong on a strength-to-weight basis. 407/417 cures to a dark red/brown color; popular for matching wood.407/417 is used to makes highly adaptive fairing putties for a range of applications.
Typical uses include filleting, coving and fairing.
The addition of a small percentage of WEST SYSTEM 406 assists in reducing resin drainage and improves spreading properties.
Available in the following pack sizes:
4L, 12L, 20L