Spex•Lite® Lightweight Fill for Lightweight Composites

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As an ultra efficient volume filler, SPEX•LITE® Resin Extender's cost per volume saves customers material and freight costs in almost every instance.

With a bulk density as low as ~0.75 pounds per cubic foot (pcf),  SPEX•LITE® Resin Extenders will decrease the weight of nearly every system.

SpexLite 5xxx-series products are highly resistant to most chemicals, opening the possibilities of reducing weight and cost in a wide variety of systems.

SpexLite fillers can be used to replace up to 60% of the resin in a system, which reduces the VOC.

Your supply chain requires short lead times and quick order fulfillment. Spex•Lite® is proudly and conveniently Made in the USA and shipped worldwide.

SPEX•LITE® Resin Extenders are engineered to have minimal porosity,  which decreases the material cost of your system.

SPEX•LITE® Epoxy Resin Extenders and lightweight additives have a rounded shape, which promotes the flow of a resinous system.

SpexLite fillers' extremely low specific gravity help improve the buoyancy of finished goods.

SpexLite provides multi-cellular, closed cell particle structure that provides resiliency and stability for composites.