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Covestro Baydur® 730 IBS Polyurethane Structural Foam RIM, Density 35 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 Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Covestro Baydur® 730 IBS Polyurethane Structural Foam RIM, Density 35 pcf, MDI-based 2-Component Liquid System.pdf
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Material Notes:
0.25 in. thickness. IBS = Interactive Blowing System 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 0.560 g/cc
0.0202 lb/in³
ASTM D792
Apparent Bulk Density 0.560 g/cc
0.0202 lb/in³
ASTM D792
Linear Mold Shrinkage 0.0070 - 0.0090 cm/cm
0.0070 - 0.0090 in/in
Bayer Test
Mechanical Properties Metric English Comments
Hardness, Shore D 65
65
ASTM D2240
Tensile Strength, Ultimate 14.0 MPa
2030 psi
ASTM D638/D412
Elongation at Break 10 %
10 %
ASTM D638/D412
Flexural Yield Strength 28.0 MPa
4060 psi
ASTM D790
Flexural Modulus 0.870 GPa
126 ksi
ASTM D790
Compressive Yield Strength 14.0 MPa
2030 psi
ASTM D395
Charpy Impact, Notched 1.70 J/cm²
8.09 ft-lb/in²
Bayer Test
Thermal Properties Metric English Comments
CTE, linear 79.0 µm/m-°C

@Temperature 20.0 °C
43.9 µin/in-°F

@Temperature 68.0 °F
ASTM D696
Deflection Temperature at 0.46 MPa (66 psi) 70.0 °C
158 °F
ASTM D648
Flammability, UL94 HB

@Thickness 6.35 mm
HB

@Thickness 0.250 in
HB

@Thickness 6.35 mm
HB

@Thickness 0.250 in
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