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Baydur^® structural-foam reaction-injection-molding systems are two-component, liquid RIM formulations that provide design engineers and molders with freedom of design and functionality. Baydur systems are ideal for producing lightweight, large parts with a variety of design geometries and physical property requirements. For more information about Baydur products and polyurethane reaction injection molding, visit our Bayer RIM Technology Web Site . This site includes a wide variety of application examples and technical papers.

11 Product Grade(s):

= data sheet(s)

= other literature

BAYDUR 263 IMR

low density polyurethane structural RIM system; black pigmented, two component, low-density, structural RIM (LD-SRIM) system used in combination with glass reinforcement to mold automotive composite parts; system exhibits excellent flow, quick demold times, and outstanding mechanical properties; tensile strength 20 MPa @ 22°C; flexural modulus 1350 MPa @ 22°C

BAYDUR 426 IMR

high density structural RIM system; a polyurethane high density structural RIM (HD SRIM) used for automotive and light truck applications; excellent heat stability perfomance; well suited for load bearing truck beds, tailgates, bumper beams, and load floors; tensile strength 180 MPa @ 22°C; flexural modulus 11500 MPa @ 22°C

BAYDUR 641 IBS

structural foam RIM system; a rigid polyurethane structural foam system used in reaction injection molding (RIM) process; used in the industrial and medical equipment markets for applications requiring dimensional stability and excellent surface finish, such as, rollers for photographic and X-ray film processing equipment; tensile strength at break (20 pcf) 760 lb/in²; flexural modulus (20 pcf) 40,000 lb/in²

BAYDUR 646

structural foam RIM system; a rigid polyurethane structural foam system used in reaction injection molding (RIM) process; used to produce foam cores for composite applications, such as, water skis, wake boards, snow boards, and various components for the transportation and marine markets; tensile strength at break (15 pcf) 560 lb/in²; flexural modulus (15 pcf) 32,000 lb/in²

BAYDUR 660 IBS

structural foam RIM system; a rigid polyurethane structural foam system used in reaction injection molding (RIM) process; designed for general-purpose applications and is used in industrial and recreational markets; tensile strength at break (25 pcf) 560 lb/in²; flexural modulus (25 pcf) 32,000 lb/in²

BAYDUR 661 IBS

structural foam RIM system; a rigid polyurethane structural foam system used in reaction injection molding (RIM) process; used for transportation, industrial, and recreational markets; for 0.250-in thickness tensile strength at break (unfilled 30 pcf) 2,000 lb/in²; flexural modulus (unfilled 30 pcf) 104,000 lb/in²

BAYDUR 665 IBS

structural foam RIM system; a rigid polyurethane structural foam system used in reaction injection molding (RIM) process; used for general-purpose applications that require injection times longer than 10 seconds; typically found in construction, furniture, and transportation markets; tensile strength at break (25 pcf) 1,300 lb/in²; flexural modulus (25 pcf) 76,000 lb/in²

BAYDUR 726 IBS

structural foam RIM system; a high-density polyurethane structural foam system used in reaction injection molding (RIM) process; used for applications requiring a UL94 flammability rating of V-0 and/or 5VA for use in electronic, medical, and appliance markets; tensile strength at break (40 pcf) 3,100 lb/in²; flexural modulus (40 pcf) 160,000 lb/in²

BAYDUR 728 IBS

high-density structural polyurethane foam system used in reaction injection molding (RIM) process; incorporates a specially engineered interactive blowing system (IBS) and internal mold release (IMR); supplied as two reactive liquid components, a polymeric diphenylmethane diisocyanate (PMDI) and a formulated polyol system containing no CFC- or HCFC-blowing additives

BAYDUR 730 IBS

structural foam RIM system; a rigid polyurethane structural foam system used in reaction injection molding (RIM) process; designed for general-purpose applications and is used in construction, agricutural, consumer products, industrial, and specialty automotive markets; for 0.250-in thickness tensile strength at break (25 pcf) 1,200 lb/in²; flexural modulus (25 pcf) 58,000 lb/in²


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		Two-component, MDI-based liquid systems
		Large-part moldability
		Stiffness
		Economical low volume part production
		High-gloss finish and excellent surface quality
		Decorate with In-mold coating
		Used for thick- and thin-wall parts

		Data Sheets
		Material Safety Data Sheets
		Technical Papers