834ATH Technical Data Sheet Flame Retardant Epoxy, Encapsulating & Potting Compound Description 834ATH potting and encapsulating compound is a black, flame retardant, thermally conductive two-part epoxy that offers extreme environmental, mechanical and physical protection for printed circuit boards and electronic assemblies. This product is designed to offer self-extinguishing and moderate thermal conductivity at an economical price. It also provides excellent electrical insulation and protects components from static discharges, vibration, abrasion, thermal shock, environmental humidity, salt water, fungus, and many harsh chemicals. This epoxy has a convenient 2:1 volume mix ratio, making it compatible with most dispensing equipment. 834ATH can be cured at room temperature or higher. Features and Benefits Certified UL 94V-0 (File E334302) Compliant with UL 746A Cost effective Convenient 2A:1B volume mix ratio Low exotherm High compressive and tensile strength Excellent adhesion to a wide variety of substrates including metals, composites, glass, ceramics, and many plastics Excellent Comparative Tracking Index (400 to 599 V, PLC=1) Excellent electrical insulating characteristics Broad service temperature range of -40 to 175 C (-40 to 347 F) Solvent-free Page 1 ISO 9001:2008 Registered Quality System. Burlington, Ontario, Canada SAI Global File: 004008 Date: 12 February 2018 / Ver. 2.04 834ATH Usage Parameters Properties Value Working life 22 C 72 F 2 h Shelf life 5 y Full cure 22 C 72 F 24 h Full cure 80 C 176 F 1 h Full cure 100 C 212 F To be determined Temperature Ranges Properties Value Constant service temperature -40 to 175 C -40 to 347 F a) Maximum intermittent temperature 200 C 392 F Storage temperature of unmixed parts 16 to 27 C 61 to 81 F a) Temperature that can be withstood for short periods without sustaining damage. Page 2 ISO 9001:2008 Registered Quality System. Burlington, Ontario, Canada SAI Global File: 004008 Date: 12 February 2018 / Ver. 2.04