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
Price	EMAIL US sales@lookpolymers.com

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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