SURFACE MOUNT PROCESS
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  • Articles
    • A GUIDE TO EFFECTIVE STENCIL DESIGN
    • SOLDER PASTE PRINTING PROCESS
    • SOLDER PASTE INSPECTION PROCESS
    • COMPONENT PLACEMENT PROCESS
    • REFLOW SOLDERING PROCESS
    • POST-REFLOW AOI PROCESS
    • THROUGH-HOLE ASSEMBLY - SELECTIVE SOLDERING
    • Cleaning 'No-Clean' flux residues and other contaminants
    • Environmental Protection - Conformal Coating
    • Hand soldering and rework of surface mount components to IPC class 3
  • FAQ
    • Solder paste handling
    • Type 3 or Type 4 Solder Paste
    • Cleaning a misprinted PCB
    • Solder Paste Quality Control
    • What factors affect solder paste transfer efficiency
    • What stencil thickness should be used?
    • What is the difference between aspect ratio and area ratio of stencil apertures?
    • What squeegee speed should be used?
    • What squeegee pressure should be used?
    • What the differences between 'on-contact' printing and 'gap' printing?
    • What separation speed to use in solder paste printing?
    • What are the benefits / challenges of using halogen-free solder paste?
    • What is the best stencil aperture shape for solder paste transfer efficiency?
    • PCB delamination during reflow
    • What are the different types of reflow profile?
    • ROSE (Resistivity of Solvent Extract) testing
    • How do you validate a PCBA cleaning process?
    • Why clean a pcba that has been soldered using no-clean flux
    • How do engineered cleaning fluids such as Zestron and Kyzen work
    • How do engineered cleaning fluids affect surface tension and wetting angle?
    • How does the pH level affect engineered cleaning fluids?
    • How do mixed-bed and carbon filters work in PCB cleaning systems?
    • What are the risks of using ultrasonics to clean PCBA's?
    • What are the differences between 'Water-soluble' and 'No-clean' flux?
    • What is the difference between ionic and non-ionic contamination?
    • What causes electrochemical migration (ECM)?
    • What are methods of masking before conformal coating?
    • How to apply conformal coating by brushing?
    • How to apply conformal coating using dipping?
    • How to apply conformal coating using spray/aerosol?
    • How do selective robots apply conformal coating?
    • What is the best method to dry/cure conformal coating?
    • What concerns are there when demasking?
    • What should be checked when inspecting after conformal coating?
    • How to check the adhesion of conformal coating?
    • Tape and Reel Packaging Standards
    • What is 'Package on Package' (POP)?
    • Stock control and component attrition
    • BOM Comparison Software
    • Comparison of SAC305 and SAC387 Lead-Free Solder Alloys
    • What is a 'Eutectic' solder alloy?
    • What does 'SMT' stand for?
    • What does the term voiding mean?
    • How is void percentage calculated?
    • How to reduce voids in QFN device ground connection?
    • Low temperature lead free solder paste
    • CAD EXTRACTION
    • How are PCB's manufactured?
    • What are the IPC standards that govern electronics manufacturing processes?
    • What are the differences between SMEMA and HERMES?
  • Contact

SERVICES


3D PRINTING SERVICE

Welcome to our new 3D Printing Services! At Surface Mount Process, we've expanded our expertise in electronics manufacturing to include high-quality, custom 3D printing solutions. Whether you're prototyping, producing small batches, or need specialized tools, our 3D printing service delivers precision and reliability tailored to your needs.

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Centroid File Generation

This is a service to create Component Placement Data (Centroid, Pick and Place, XY data) from Gerber data and a Bill of Materials - Click here for details.  A FREE Design for Manufacturing and Assembly report will be created for every centroid file.
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Tooling Design and Manufacture

There are many ways to improve the process efficiency and assembly quality.  Some of these require the design and manufacture of custom tooling solutions such as Component feeding trays, Variable width PCB supports and Short tape feeder plates - Please send a message if you have such a requirement.
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Surface Mount Troubleshooting Guide

There are many defects that can result from various aspects of the surface mount assembly process and so a Troubleshooting Guide has been made.
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Through Hole Troubleshooting Guide

There are many defects that can result from various aspects of the through hole assembly process and so a Troubleshooting Guide has been made.
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