West System Fillers and Additives


Filler Selection Guide Rating: 4=Excellent, 0=Not Recommended

Uses Adhesive Fillers Fairing Fillers
Resin/hardener thickened with filler.
Use description - characteristics
Highest Density Lowest Density
Highest Strength Easiest Sanding
404 406 403 405   407 410

Bonding Hardware
Maximum Strength
4 3 3 2   0 0
General Bonding
Strength/Gap Filling
3 3 3 2   1 0
Bonding w/ Fillets
Smoothness/strength
2 4 2 3   3 0
Wood Laminating
Gap Fillings/strength
2 3 4 2   2 0
Fairing
Sandability/Gap Filling
0 0 0 0   3 4

See page 28 in the Users Manual for more details.




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403 Microfiber Filler

West Systems 403 Microfibers

 

  • Thickening additive that builds volume quickly
  • Cures to a off-white color

Ideal for use in

  • Epoxy thickening and gap filling
  • Creates a multipurpose adhesive for wood bonding

West System - 403 Microfibers, 6 oz.
Item #: FL-403-9
$13.75

Qty:

West System - 403 Microfibers, 20 oz.
Item #: FL-403-28
$30.58

Qty:



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404 High Density Filler

West Systems 404 High Density

 

  • Thickening additive that developes maximum strength
  • Cures to a off-white color

Ideal for use in

  • Epoxy thickening for high load joints
  • Creates high strength for hardware mounting

West System - 404 High-Density, 15.2 oz.
Item #: FL-404-15
$18.11

Qty:

West System - 404 High-Density, 43 oz.
Item #: FL-404-45
$40.51

Qty:



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405 Filleting Blend Filler

West Systems 405 Filleting Blend

 

  • Strong wood toned filler for joints and fillets
  • Cures to a dark brown color

Ideal for use in

  • Epoxy filler for joints on naturally finished wood.
  • Modify the color of other west systems fillers

West System - 405 Filleting Blend, 8 oz.
Item #: FL-405
$20.12

Qty:



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406 Colloidal Silica Filler

406 Colloidal Silica

 

  • Thickening additive to increase the viscosity of epoxy
  • Improves the strength of joints and fillets
  • Cures to a off white color

Ideal for use in

  • Prevents epoxy runoff in vertical and overhead joints
  • Combined with other fillers to control viscosity

West System - 406 Colloidal Silica, 1.7 oz.
Item #: FL-406-2
$13.87

Qty:

West System - 406 Colloidal Silica, 5.5 oz.
Item #: FL-406-7
$31.78

Qty:

West System - 406 Colloidal Silica, 10 lb.
Item #: A406-B

SPECIAL ORDER!
$281.35

Qty:



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407 Low Density Filler

407 Low Density

 

  • Blended microballon filler
  • Easy to sand or carve
  • Cures to a dark red/brown color

Ideal for use in

  • Light weight fairing and filling

West System - 407 Low Density, 4 oz.
Item #: FL-407-5
$21.13

Qty:

West System - 407 Low Density, 12 oz.
Item #: FL-407-15
$49.06

Qty:



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410 Microlight Filler

410 Microlight filler

 

  • Ideal low density filler
  • Easy to sand or carve
  • Cures to a light tan color

Ideal for use in

  • Light weight fairing and filling
  • Easy to fair and sand to a fine edge

West System - 410 Microlight, 2 oz.
Item #: FL-410-2
$20.04

Qty:

West System - 410 Microlight, 5 oz.
Item #: FL-410-7
$39.88

Qty:

West System - 410 Microlight, 4 lb.
Item #: FL-410-B

SPECIAL ORDER!
$352.15

Qty:




WEST SYSTEM ADDITIVES



West System - 423 Graphite Powder, 12 oz.
Item #: FL-423
$22.04

Qty:

West System - 501 White Pigment, 4 oz.
Item #: WS-501-8
$20.80

Qty:

West System - 502 Black Pigment, 4 oz.
Item #: WS-502-8
$20.80

Qty:

West System - 503 Gray Pigment, 4 oz.
Item #: WS-503-8
$20.80

Qty:

Prices are in US dollars and subject to change without notice.