WEST SYSTEM Epoxy fillers are the perfect choice for any project that requires thickening of the basic epoxy resin/hardener mixture. Whether you are looking to use it for filling deep voids, creating a durable surface coating or bonding dissimilar materials, these fillers will provide you with the right solution. When selecting a filler for your epoxy, it is important to consider the type of application you have in mind and what type of properties you need from your filler. Different types of WEST SYSTEM Epoxy fillers can be used to achieve different results and can be used in combination with other fillers or additives to create mixtures with intermediate characteristics. With so many options available, it is important to make sure that you select the right filler for your project.
403 Microfibers

403 Microfibers

403 Microfibers Adhesive Filler is a fine fiber blend. Use it to thicken epoxy blended resin/hardene...

404 High-Density

404 High Density

404 High-Density Adhesive Filler is an epoxy thickening additive.

405 Filleting Blend


405 Filleting Blend Adhesive Filler is a strong, wood-toned epoxy filler.

WEST SYSTEM| image: 406-filler-group-copy

406 Colloidal Silica

406 Colloidal Silica is an epoxy thickening additive used to control the viscosity of the epoxy.

WEST SYSTEM| image: 407-filler-group-copy

407 Low-Density

407 Low-Density is a blended microballoon-based fairing filler for WEST SYSTEM Epoxy.

WEST SYSTEM| image: 410-filler-group-copy

410 Microlight

410 Microlight is the ideal low-density filler. When you blend it with epoxy, it creates a light, ea...