FILCO® 771 MG020 is an unsaturated polyester resin in powder form, employed as a binder for glass mat applications. It exhibits a light rose-colored appearance as a powder. Key characteristics include low viscosity in its molten state and a robust binding capability for glass fibers, particularly in 'hot melt' operational conditions.

Functions: Resins, Binders & Matrix Materials

Chemical Family: Polyesters, Unsaturated Polyester (UPE)

Technical Data Sheet

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Identification & Functionality

Composite Materials Functions

Features & Benefits

Product Characteristics
  • Low viscosity at molten state
  • High binding power for glass fibers in “hot melt” operating conditions

Applications & Uses

Compatible Reinforcements


Physical Form
Light rose powder
Typical Properties
ValueUnitsTest Method / Conditions
Viscosity (at 130°C, #5)90000mPa.s-
Particles (through 35 Mesh (500 μm))99%-
Glass Transition Temperature (Tg)50°C-

Packaging & Availability

Regional Availability
  • Canada
  • Mexico
  • USA

Storage & Handling

Shelf Life
12 months
Storage and Stability

FILCO® 771 MG020 should be stored in closed containers away from direct sun rays, at temperature below +30°C. In these conditions maximum suggested storage time is 12 months from production, in the original package. After that date product must be rechecked.