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 #: A403-9
$12.12

Qty:

West System - 403 Microfibers, 20 oz.
Item #: A403-28
$27.73

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 #: A404-15
$15.94

Qty:

West System - 404 High-Density, 43 oz.
Item #: A404-45
$35.68

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 #: A405
$17.72

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 #: A406-2
$12.22

Qty:

West System - 406 Colloidal Silica, 5.5 oz.
Item #: A406-7
$28.83

Qty:

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

SPECIAL ORDER!
$265.42

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 #: A407-5
$18.60

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 #: A410-2
$17.65

Qty:

West System - 410 Microlight, 5 oz.
Item #: A410-7
$35.12

Qty:

West System - 410 Microlight, 4 lb.
Item #: A410-B

SPECIAL ORDER!
$310.13

Qty:




WEST SYSTEM ADDITIVES



West System - 423 Graphite Powder, 12 oz.
Item #: A423
$19.41

Qty:

West System - 501 White Pigment, 4 oz.
Item #: A501-8
$18.31

Qty:

West System - 502 Black Pigment, 4 oz.
Item #: A502-8
$18.31

Qty:

West System - 503 Gray Pigment, 4 oz.
Item #: A503-8
$18.31

Qty:

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