Product Selector | MasterBond.com

Product	Certifications	Applications	Viscosity	Cure Schedule	Hardness	Temp. Range	Link to Content
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	/fr/tds/supreme-121aond
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	/fr/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	/fr/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 42HT-2 Two component epoxy system for bonding, sealing, coating and encapsulation Dielectric Strength 440 volts/mil Glass Transition Temperature (Tg) 130-135°C	RoHS Compliant	Bonding Sealing Coating Encapsulation Gap Filling Potting Casting	Part A: 75,000-125,000 cps, Part B: 30-70 cps	48-72 hours at 75°F; 2-3 hours at 200°F; overnight at 75°F followed by 3-5 hours at 160-200°F	70-80 Shore D	-80°F to +450°F	/fr/tds/supreme-42ht-2
Supreme 42HT-2ND Two component epoxy system for bonding, sealing and coating Glass Transition Temperature (Tg) 130-135°C Volume Resistivity >10¹⁴ ohm-cm	NASA Low Outgassing RoHS Compliant 1,000 Hours at 85°C/85% RH	Bonding Sealing Coating Gap Filling	paste	overnight at 75°F followed by 3-5 hours at 160-200°F	75-85 Shore D	-80°F to +450°F	/fr/tds/supreme-42ht-2nd
Supreme 42HT-2ND Black Two component, non-flow epoxy system for bonding, sealing and coating Dielectric Constant 4.5 Glass Transition Temperature (Tg) 130-135 °C	NASA Low Outgassing RoHS Compliant 1,000 Hours at 85°C/85% RH	Bonding Sealing Coating Gap Filling	paste	48-72 hours at ambient temperatures and in 2-3 hours at 200°F; optimum cure schedule is overnight at 75°F followed by 3-5 hours at 160-200°F	75-85 Shore D	4K to +450°F	/fr/tds/supreme-42ht-2nd-black
Supreme 42HT-2ND-2 Two component epoxy system for bonding, sealing and coating Glass Transition Temperature (Tg) 130-135°C Volume Resistivity >10¹⁴ ohm-cm	RoHS Compliant	Bonding Sealing Coating Gap Filling	paste	48-72 hours at ambient temperatures and in 2-3 hours at 200°F	70-80 Shore D	-80°F to +450°F	/fr/tds/supreme-42ht-2nd-2
Supreme 45HT Toughened, two component epoxy system for bonding, sealing and coating Dielectric Constant 4.5 Tensile Lap Shear Strength >2,500 psi	RoHS Compliant	Bonding Sealing Coating Encapsulation Potting	35,000-60,000 cps	250-300°F for 3-4 hours followed by a post cure at 350-400°F for 1-2 hours	80-90 Shore D	-100°F to +450°F	/fr/tds/supreme-45ht
Supreme 45HTND-2LO Black Toughened, two component epoxy system featuring high temperature resistance Dielectric Constant 4.5 Tensile Lap Shear Strength 2,200-2,400 psi	RoHS Compliant NASA Low Outgassing 1,000 Hours at 85°C/85% RH	Bonding Sealing Coating Gap Filling	paste	250-300°F for 3-4 hours followed by a post cure at 350-400°F for 1-2 hours	80-90 Shore D	-100°F to +450°F	/fr/tds/supreme-45htnd-2lo-black

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