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Epocast_89537-A/B Low Density Core Filler
Epocast 89537-A/B is a two part epoxy syntactic system with glass fiber reinforcement. It may be trowelled or extruded into honeycomb core structures. The non-sag consistency allows vertical applications up to ½ inch thick. Epocast 89537-A/B is self-extinguishing and may be used for fastener and attachment potting, core splicing and edge reinforcement.

SPECIFICATIONS
CASA 1+D-N-200 Z-18.115/2-Rev.2

TECHNICAL DATA
Property _____________________________89537-A 89537-B 89537-A/B Test Method Color ________________________________White __Black __Gray _____Visual Density, g/cc. _______________________0.85 ___1.00 ___0.90 _____ASTM-D-1622 Viscosity, centipoise ________________Paste __10,000 _Soft-Paste ASTM-D-2196 Gel time, 100 gms. at 77°F, minutes __-- _____-- _____70 _______ASTM-D-2471 Shelf life at 77°F, unopened, months _12 _____12 _____-- _______-- NOTE: Stir contents of individual containers before weighing and mixing together. MIX RATIO To 100 parts by weight of Epocast 89537-A, add 18.5 parts by weight of Epocast 89537-B. Mix both components thoroughly for 3-5 minutes to insure complete and uniform mixing. Mix carefully to prevent air entrapment and excess voids. CURE SCHEDULE Cure # 1 - 7 Days @ 77 ± 2°F Cure # 2 - Gel @ Room Temperature + 90 minutes @ 260 ± 10°F Cure # 3 - Gel @ Room Temperature + 60 minutes @ 350°F TYPICAL CURED PROPERTIES (Not for specification purposes) Test _______________________________________________Result _____Test Method Compressive Strength/Modulus, Ksi _After Cure #1 _____________________________________8.50/450 ___ASTM-D-695 _After Cure #2 _____________________________________8.60/450 ___-- _After Cure #3 _____________________________________8.80/435 ___-- Lap Shear Strength, AL/AL. psi _After Cure # 1 ____________________________________1200 _______ASTM-D-1002 _After Cure # 2 ____________________________________1800 _______-- _After Cure # 3 1900 -- Weight Gain % After 24 Hours Immersion _TT-S-735 Test Fluid _______________________________0.40 _______ASTM-D-543 _Mil-M-5606 Hydraulic Fluid ________________________0.37 _______-- _Monsanto Low Density Hydraulic Test Fluid _________0.48 _______-- _Distilled Water ___________________________________0.30 _______-- Flammability, Burn Rate, Inches/minutes 1 Inch --


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	P.O. Box 770878 Orlando, Florida 32877	407-426-9175