LED package special epoxy resin glue 802A/B
â— This product is a special package glue for light-emitting diode ( LED ). After mixing, it has low viscosity, good fluidity, easy defoaming and long service life.
â— It can be cured at medium or high temperature, and the curing speed is fast;
â— After curing, the occupancy rate is small, the moisture resistance is good, the gloss is good, and the hardness is high;
â— The cured product has good mechanical strength, excellent electrical properties, resistance to damp heat and atmospheric aging;
Appearance and physical properties
Model 802A 802B
Color transparent lavender liquid transparent liquid
Specific gravity 25 Â° C 1.04g / cm3 1.03g / cm3
Viscosity 25Â°C 4000-6000cps 200-250cps
Shelf life 25Â°C 6 months 3 months
Mixing ratio: A: B = 100: 100 (weight ratio)
Mixing viscosity 25 Â° C: 650-900 cps
Gel time: 150 Â° C Ã— 85-105 seconds
Available time: 25Â°CÃ—4 hours
Curing conditions: Initial curing 120 Â° C -125 Â° C Ã— 35-45 minutes late curing: 120 Â° C Ã— 6-8 hours or 130 Â° C Ã— 6 hours
â— The surface of the product to be sealed needs to be kept dry and clean;
â— According to the ratio of the ratio, and the weighing is accurate, please remember that the ratio is the weight ratio rather than the volume ratio. After mixing the A and B agents, stir well to avoid incomplete curing.
â— After mixing evenly, please fill the glue in time and try to use the mixed glue within the available time.
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