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BAYDUR® PUL 2500

Technical Datasheet | Supplied by Covestro
BAYDUR® PUL 2500 by Covestro is a liquid polyurethane grade consisting of modified diphenylmethane diisocyanate (MDI) and polyether polyol components. Offers shear strength, superior elongation to failure and impact resistance. BAYDUR® PUL 2500 is suitable for processing by pultrusion. Used in composite manufacturing.
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Product Type
PUR (Thermoset Polyurethane Resin)
Physical Form
Liquid
Product Status
COMMERCIAL

BAYDUR® PUL 2500 Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Specific Gravity
2.10
(Pultruded bar with 81% wt. glass)
ASTM D792
Specific Gravity
130.0 lb/ft3
(Pultruded bar with 81% wt. glass)
ASTM D792
Specific Gravity (Density), Isocyanate Component
1.24
(at 25°C)

BAYDUR® PUL 2500 Processing Guidelines

Pultrusion Properties

Value & Unit
Test Condition
Test Method
Line Speed
36 inches/minute
Center Die Temperature
190 - 230 °C
Exit Die Temperature
176 °C
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