Electronic components packaging and PCB board protection with glue
PCB circuit board protection
1, components fixed: RTV organic silicone sealing glue; radiator connection: thermal plastic, thermal paste;
Conformal coating: silicone, UV, acrylate, polyurethane, etc. (brush, dip, spray, etc.)
Jumper fixed/coil terminal fixed: Instant dry glue, UV glue.
2, COB chip encapsulation: single-component medium temperature curing epoxy glue, manual dispensing / automatic dispenser, for electronic watches, electric toys, calculators, telephones, remote controls, PDA, etc. on the PCB chip package seal.
3, SMT patch: single component medium temperature curing epoxy glue, dispensing (semi-automatic dispensing machine and automatic dispenser) or scraping glue (pad printing)
Flip Chip Underfill: Paste: One-component medium temperature curing epoxy glue, manual dispensing/auto dispensing machine for various flip chip, data processor; conductive connection: single component epoxy conductive Silver glue.
5, bare die bonding Die Attach: single component medium temperature curing epoxy glue, instantaneous dry glue; conductive connection: single-component epoxy conductive silver plastic
6, Liquid crystal display LCD package: Sealed UV glue has a certain toughness, good adhesion, resistant to alcohol and water; pin (PIN) UV glue; conductive connection: single-component epoxy conductive silver plastic
7, light-emitting diode LED package: Potting: Epoxy, silicone, UV glue, the required transmittance of 98%; Conductive: One-component epoxy conductive silver plastic
8, Relay / switch package: Edge: UV glue; Potting: One-component glue or two-component glue.
9, DC/DC power module package: Potting: Addition type 1:1 medium temperature curing silicone rubber.