Covestro Bayflex® WR-20 Polyurethane Elastomeric RIM, MDI-based 2-Component Liquid System

Category	Polymer , Thermoset , Polyurethane, TS , Thermoset Polyurethane, Elastomer, Unreinforced , Rubber or Thermoset Elastomer (TSE)
Manufacturer	Covestro
Trade Name	Bayflex®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Covestro Bayflex® WR-20 Polyurethane Elastomeric RIM, MDI-based 2-Component Liquid System.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

0.118 in. thickness. RIM = Reaction Injection MoldingInformation provided by Bayer Corporation, Polyurethanes DivisionAs of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.

Physical Properties	Metric	English	Comments
Density	1.10 g/cc	0.0397 lb/in³	ASTM D792
Linear Mold Shrinkage	0.014 cm/cm	0.014 in/in	Bayer Test

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	75	75	ASTM D2240
Tensile Strength, Ultimate	11.0 MPa	1600 psi	ASTM D638/D412
Elongation at Break	450 %	450 %	ASTM D638/D412
Flexural Modulus	0.0210 GPa	3.05 ksi	ASTM D790
Tear Strength	33.0 kN/m	188 pli	Die C; ASTM D624

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