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TECHNOMELT PUR 508

Known as Purmelt R-508

Features and Benefits

TECHNOMELT PUR 508

TECHNOMELT® PUR 508 can be used for lamination and assembly of sandwich panel elements of wood, lauan, fiberboard, particleboard, plywood, FRP, EPS foam, PU foam and surface-treated metals. It can also be used to laminate and assemble soft plastics and other flexible substrates.
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Data Sheets
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Technical Information

% Solids 100
Application Method Extrusion, Hot Applied, Roll-Coat, Spray
Applications Structural Bonding
Color White: Off White
Cure Type Moisture Cure
Key Characteristics Open Time: Medium Open Time, Reactive, Strength: Green Strength (Sticky), Toughened, Urethane Based
Melt Viscosity 12000 mPa.s
Melt Viscosity Temperature 249 °F
Number of Components 1 Part
Open Time 40 sec.
Shelf Life Time 3 mon.
Storage Temperature Max 80
Storage Temperature Min 60
Storage Temperature Unit °F
Substrates Fiberboard, Fiberglass Reinforced Plastic (FRP), Foam, Lauan, Particle Board, Plastic, Plywood, Polyurethane Foam, Wood
Technology Hot Melt, Polyurethane
Viscosity 12000 mPa.s (cP) Brookfield
Viscosity (#7sp/20/rpm) 12000 mPa.s (cP) Brookfield
Viscosity Temperature 249 °F