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Epocast_1651-A/B Low Density Core Filler
Epocast 1651-A/B is a two part epoxy paste which provides high strength reinforcement for honeycomb core. As a non-flow paste it can be trowelled or extruded into core cells to stiffen and strengthen fabricated parts. It can also be used to strengthen radii, corners, and joints in reinforced plastic structures.

SPECIFICATIONS
GD-0-73665-5 SCN 12, 13, 14 Rev E

TECHNICAL DATA
Property _________________________1651-A ____1651-B __1651-A/B_ Test Method Color ____________________________Off-White _Dk Amber Lt Tan ___Visual Density, g/cc. ___________________0.70 ______1.16 ____0.8 ______ASTM-D-1622 Viscosity, centipoise at 77°F ____Paste _____25,000 __Paste ____ASTM-D-2196 Work life, 100 gms at 77°F, hours -- ________--_______8-10 _____ASTM-D-1338 Shelf life at 77°F, unopened, months 12 _____12 ______-- _______-- MIX RATIO To 100 parts by weight of Epocast 1651-A, add 12 parts by weight of Epocast 1651-B. Mix both components thoroughly for several minutes to insure complete and uniform mixing. NOTE: Do not store below 60°F. Part B may crystallize. Warm to 120°F -150°F for two to three hours to return material to liquid. Allow to cool to room temperature before mixing. CURE SCHEDULE: 2 hours at 200°F plus 4 hours at 350-400°F. TYPICAL CURED PROPERTIES (Not for specification purposes) ___________________________________________Standard Cure ___Standard Cure Test _______________________As Cured _____+6 hrs @ 450°F __+200 hrs @ 350°F Compressive strength, Ksi @ RT __@ 350°F __@ RT __@ 350°F __@ RT __@ 350°F 2% strain ________________8.10 __4.4 ______9.0 ___2.4 ______8.3 ___6.3 Ultimate _________________10.9 __5.6 ______11.4 __3.5 ______11.8 __7.2 Modulus x 10⁵ ____________430 ___270 ______450 ___160 ______390 ___390 Punch shear, Ksi _________4.52 __-- _______-- ____-- _______-- ____-- Water absorption, % ______1.1 ___-- _______-- ____-- _______-- ____-- (24 hour immersion at 75°F)


	8750 Exchange Dr. Unit #5 Orlando, Florida 32809
	8750 Exchange Dr. Unit #5 Orlando, Florida 32809	407-426-9175