7- Conformal Coating Standards and Humiseal Laboratory Capabilities

7- Conformal Coating Standards and Humiseal Laboratory Capabilities

Conformal Coating Standards 5 Main Types: International (ISO/IEC) National (UL, ASTM, BS) Government (MIL, DEF-Stan) Trade Association / Industry (IPC) Company (BMW, Bosch, Siemens)

Conformal Coating Standards International Standard National Standard Government Std Trade / Industry Company IEC 1086 UL746E MIL-I-46058C IPC-CC-830 Siemens 224042001 Performance Safety Spark / Burn Performance Quality Performance Quality Performance Quality Independent Testing No Yes Yes No Yes Independent QPL Held No Yes Yes No Yes Test Reports Available* Yes Yes Yes Yes No Standards Reference Criteria Tested

Conformal Coating Workmanship 2 Main Types: Trade Association / Industry (IPC) Customer (BMW, Bosch, Siemens) These Should Determine: – Type of Coating Chemistry (Generic or specific coating) – Aesthetic finish (Bubbles, uniformity, appearance) – Functionality (coverage, thickness) – Keep-out areas

SIR Test Coupons Examples IPC-B24 IPC-B25A Concoat TB03

SIR Test coupons Examples Test coupons IPC-B24 IPC-B25A Concoat TB03 BMW Siemens Standard usage J-STD-004 JIS (Japanese) IPC-CC-830 IPC-SM-840 MIL-46058C Humiseal Internal Use BMW Internal Use Siemens Internal Use FR4 FR4 FR4 FR4 FR4 Bare copper Bare copper Substrate Material Substrate Metallisation Bare copper Bare copper Bare copper and Solder paste / Flux Solder Mask? No, but can be added Yes Yes Yes No Lines / Spaces (microns) 400/500 400/500 300/300 300/300 ? ? Material tested Flux / Paste Coating / Solder Mask Coating / Flux, Paste Coating Coating

Humiseal Europe Laboratory: Coating Application / Curing Capabilities Coating Testing Capabilities Test standards

Humiseal Laboratory Application Capabilities Nordson Selective Coating System UV curing oven PVA Selective Coating System

Humiseal Laboratory Testing Capabilities Environmental Test Chamber AutoSIR Tester Spray booth

Humiseal Laboratory Testing Capabilities Ionic Contaminometer FT-IR Spectrophotometer Karl Fisher Tester

Humiseal Laboratory Testing Capabilities Cross-cut blade UV Radiometer Dyne pens Pendulum Persoz 3mm Flexibility mandrel

Flexibility Humiseal Laboratory Test Capabilities Surface Energy Moisture Vapour Permeability Chemical Resistance Adhesion

Humiseal Laboratory Test Capabilities Eddy Current thickness gage Wet film gage Micrometer

Humiseal Laboratory Test Capabilities Properties Test Description Test Method Viscosity Brookfield ASTM D-1084 Adhesion Cross-cut tape test ASTM D-3359 Flexibility 3mm Mandrel test IPC CC-830 MIL-46058C Hardness Persoz pendulum ASTM D-4366 Chemical Resistance Drop test Humiseal internal method Moisture Vapour Permeability Dry cup test ASTM D-1653-03 Water content Karl Fisher ASTM E-1064 FT-IR Infra Red Spectra IPC-CC-830 Surface Energy of Substrate Dyne pen Dyne method SIR Surface Insulation Resistance IPC and others Ionic Contamination Ionic Cleanliness Level J-Std-001 UV dose (for UV curing ovens) Powerpuck log None And many others

Humiseal Europe can provide: Laboratory testing to various international standards Application trials on various coating equipments A full process solution for any challenging requirements

The way Humiseal work: Customer Coating Manufacturer Process Solution Equipment Manufacturer