Product Selector | MasterBond.com

Product	Certifications	Applications	Viscosity	Cure Schedule	Hardness	Temp. Range	Link to Content
Supreme 121AOMed Two part toughened epoxy for bonding, sealing and potting featuring good thermal conductivity and high temperature resistance; requires oven curing Glass Transition Temperature (Tg) 200-210°C Thermal Conductivity 4-5 BTU•in/(ft²•hr•°F) [0.58-0.72 W/(m•K)]	ISO 10993-5 for Cytotoxicity RoHS Compliant	Bonding Sealing Encapsulation Potting Coating Gap Filling	10,000-25,000 cps	1-2 hours at 200-210°F followed by 3-4 hours at 250°F and then 4-6 hours at 300°F. Additional post curing at 350°F for 2-4 hours will further enhance product properties.	85-95 Shore D	-80°F to +550°F	/it/tds/supreme-121aomed
Supreme 121AOND Two part toughened epoxy for bonding, sealing and encapsulation features good thermal conductivity Glass Transition Temperature (Tg) 200-210°C Thermal Conductivity 4-5 BTU•in/(ft²•hr•°F)	NASA Low Outgassing RoHS Compliant	Bonding Sealing Coating Gap Filling	paste	1-2 hours at 200-210°F followed by 3-4 hours at 250°F and then 4-6 hours at 300°F. Additional post curing at 350°F for 2-4 hours will enhance properties.	85-95 Shore D	-80°F to +550°F	/it/tds/supreme-121aond
Supreme 12AOHT-LO One part, thermally conductive, electrically insulating, high performance epoxy for bonding and sealing; meets NASA low outgassing specifications Glass Transition Temperature (Tg) 135-140°C Tensile Lap Shear Strength 3,400-3,600 psi	1,000 Hours at 85°C/85% RH MIL-STD-883J for Thermal Stability NASA Low Outgassing RoHS Compliant	Bonding Sealing Coating Gap Filling	paste	125°C (257°F) in 60-70 minutes and 150°C (302°F) in 40-50 minutes	80-90 Shore D	4K to +500°F	/it/tds/supreme-12aoht-lo
Supreme 17HT One component toughened epoxy system for bonding and sealing Glass Transition Temperature (Tg) 208-210°C Tensile Lap Shear Strength 1,900-2,100 psi	NASA Low Outgassing RoHS Compliant	Bonding Sealing Coating Gap Filling	100,000-150,000 cps	300°F for 4-6 hours, plus 8-12 hours at 350°F.	80-90 Shore D	-100°F to +550°F	/it/tds/supreme-17ht
Supreme 17HTMed One component, medical grade toughened epoxy system for bonding and sealing Glass Transition Temperature (Tg) 208-210°C Tensile Lap Shear Strength 1,900-2,100 psi	RoHS Compliant ISO 10993-5 for Cytotoxicity	Bonding Sealing Coating Gap Filling	100,000-150,000 cps	4-6 hours at 300°F or 2-4 hours at 350°F	80-90 Shore D	-100°F to +550°F	/it/tds/supreme-17htmed
Supreme 17HTND-2 One component toughened epoxy system for bonding and sealing Glass Transition Temperature (Tg) 208-210°C Tensile Lap Shear Strength 1,900-2,100 psi at 75°F	NASA Low Outgassing RoHS Compliant	Bonding Sealing Gap Filling Coating	paste	300°F for 4-6 hours or 350°F for 2-4 hours; recommended cure schedule is 4-6 hours at 300°F followed by a post cure of 8-12 hours at 350°F	80-90 Shore D	-100°F to +550°F	/it/tds/supreme-17htnd-2
Supreme 33CLV Toughened, two component epoxy for bonding, sealing and coating Tensile Lap Shear Strength 2,200-2,400 psi Tensile Modulus 300,000-350,000 psi	RoHS Compliant	Bonding Sealing Coating Gap Filling Encapsulation	Part A: 40,000-70,000 cps, Part B: 2,500-5,000 cps	75°F: 48-72 hours; 200°F: 2-3 hours	75-80 Shore D	-100°F to +425°F	/it/tds/supreme-33clv
Supreme 33ND Two component, toughened epoxy for bonding and sealing with high temperature resistance Coefficient of Thermal Expansion 35-40 x 10⁻⁶ in/in/°C Glass Transition Temperature (Tg) 115-120°C	NASA Low Outgassing RoHS Compliant 1,000 Hours at 85°C/85% RH	Bonding Sealing Coating Gap Filling	Part A: paste, Part B: paste	75°F: 48-72 hours; 200°F: 2-3 hours	75-85 Shore D	4K to +425°F	/it/tds/supreme-33nd
Supreme 34CA Two component epoxy system for bonding, sealing and coating applications Tensile Lap Shear Strength >2,500 psi Volume Resistivity >10¹⁴ ohm-cm	RoHS Compliant	Bonding Sealing Coating Gap Filling	7,000-20,000 cps	gel for 1 hour at 110°C followed by 2-3 hours at 125-150°C	>75 Shore D	-80°F to +500°F	/tds/supreme-34ca
Supreme 3CCM-85 One component, toughened epoxy system for bonding, sealing, coating and encapsulating Tensile Strength 2,000-3,000 psi Volume Resistivity >10¹⁴ ohm-cm	RoHS Compliant NASA Low Outgassing	Bonding Sealing Coating Encapsulation Gap Filling	35,000-95,000 cps	Cures at 175-185°F for 2 to 3 hours	75-85 Shore D	-100°F to +350°F	/it/tds/supreme-3ccm-85

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