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HumiSeal 2A53 Epoxy Conformal Coating

Humiseal Philippines Distributor

  • Product code: 2A53
  • Manufacturer: Humiseal
  • Package size: 20L
  • Shelf Life: 12 months

  

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HumiSeal 2A53 is a dual-component epoxy coating consisting of Parts A and B, ideal for use on standard printed circuit boards and in scenarios where high resistance to solvents or chemicals is necessary. The coating can be inspected under UV light as it fluoresces. HumiSeal 2A53 has been approved by MIL-I-46058C and complies with IPC-CC-830 and RoHS Directive 2002 95 EC.

Product Specification
Density, per ASTM D14750.93 ± 0.03 g/cm³
Solids Content, % by weight per Fed-Std-141, Meth. 404454 ± 5 %
Viscosity, per Fed-Std-141, Meth. 4287350 ± 150 centipoise
VOC455 grams/litre
Recommended Coating Thickness25 – 75 microns
Drying Time to Handle per Fed-Std-141, Meth. 40615 hrs
Time Required to Reach Optimum Properties7 days
Optional Curing Conditions to Reach Optimum Properties2 hrs @ 93°C
Recommended ThinnerHumiSeal Thinner 535
Pot Life at Room Temperature24 hours
Shelf Life at Room Temperature, DOM12 months
Thermal Shock, 50 cycles per MIL-I-46058C100 psi
Coefficient of Thermal Expansion – TMA56 ppm/°C
Glass Transition Temperature – DSC19°C
Modulus – DMA32.2 MPa
Flammability, per MIL-I-46058CSelf-Extinguishing
Flammability, per UL94V-1
Dielectric Withstand Voltage, per MIL-I-46058C>1500 volts
Dielectric Breakdown Voltage, per ASTM D1498000 volts
Moisture Insulation Resistance, per MIL-I-46058C2.8 x 1010 ohms (28GΩ)
Fungus Resistance, per ASTM G21Passes
Resistance to ChemicalsExcellent

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