FILCO® 661 MG is characterized by its good mechanical properties and resistance to hydrolysis. Tailored for applications in composites, specifically in lamination, this product is presented in powder form. It's designed to contribute essential characteristics necessary for durable and moisture-resistant laminated materials.

Functions: Resins, Binders & Matrix Materials

Ask P.A.T. Products Questions

Leo Coyle avatarErik Espling avatarLogan York avatar
Message our experts with questions
Leo Coyle avatar

Leo Coyle

Skilled in food & beverage, paints & coatings, and other industries, I offer customer service and technical guidance to resolve complex queries.

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Composites End Use


Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Melt Index18g/10 minutesMA109RPL
Glass Transition Temperature (Tg)115°F-
Particle Size Distribution
ValueUnitsTest Method / Conditions
Particle Size (>500 μm)0%MA123LFE
Particle Size (>425 μm)max. 1%MA123LFE
Particle Size (>250 μm)27%MA123LFE
Particle Size (>180 μm)25%MA123LFE
Particle Size (>125 μm)20%MA123LFE
Particle Size (>75 μm)14%MA123LFE
Particle Size (>45 μm)10%MA123LFE
Particle Size (Passing Through)4%MA123LFE

Packaging & Availability

Regional Availability
  • Canada
  • Mexico
  • USA