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Covestro Baydur® 646 Polyurethane Structural Foam RIM, Density 25 pcf, MDI-based 2-Component Liquid System

Category Other Engineering Material , Composite Core Material , Polymer , Thermoset , Polyurethane, TS , Thermoset Polyurethane Foam, Unreinforced
Manufacturer Covestro
Trade Name Baydur®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Covestro Baydur® 646 Polyurethane Structural Foam RIM, Density 25 pcf, MDI-based 2-Component Liquid System.pdf
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Material Notes:
0.25 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 0.400 g/cc
0.0145 lb/in³
ASTM D792
Apparent Bulk Density 0.400 g/cc
0.0145 lb/in³
ASTM D792
Mechanical Properties Metric English Comments
Hardness, Shore D 46
46
ASTM D2240
Tensile Strength, Ultimate 8.30 MPa
1200 psi
ASTM D638/D412
Elongation at Break 7.0 %
7.0 %
ASTM D638/D412
Flexural Yield Strength 14.0 MPa
2030 psi
ASTM D790
Flexural Modulus 0.470 GPa
68.2 ksi
ASTM D790
Compressive Yield Strength 7.90 MPa
1150 psi
ASTM D395
Charpy Impact, Notched 0.740 J/cm²
3.52 ft-lb/in²
Bayer Test
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