Electrical Engineering Stack Exchange
Electrical Engineering Stack Exchange

Questions tagged [glue]

49 questions
67
votes
4 answers

What kind of glue should I use for PCB-mounted components to avoid vibrations?

I want to protect the PCB-mounted components from vibrations. What kind of glue/substance should I use? What are the most prone to failure components due to vibrations?
m.Alin
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25
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4 answers

Strong adhesive to attach part to PCB

I am looking for recommendations for a strong adhesive that would be easy to apply by hand in production quantities. This is for fastening an ABS plastic riser in between two PCBs. Epoxy would work, but we would need to make sure the set time was…
BrianV
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17 answers

How to 'fix' this in an enclosure without glueing?

I have an enclosure, and want to fix/put a STM32 inside, a relay and probably later a small circuit board. However, the STM (STM32F103C8T6) and the relay do not have holes to fix them... and I do not want to glue them because maybe later I want to…
Michel Keijzers
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14
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4 answers

What logic family is best for general-purpose hobbyist stuff?

I need to buy a few logic ICs. Which family should I get? HC? HCT? Which kind is best to have lying around in a parts box, for maximum compatibility with unpredictable future projects? Wide supply range, no extreme frequency requirements, etc. …
endolith
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8
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2 answers

Drill through PCB or just use glue to mount component?

For a one-off hobby project I want to add a potentiometer to an existing two-sided PCB. There is an unpopulated zone (as far as I can tell) on the PCB that looks ideal, but I'd have to drill mounting holes. The more I read about drilling holes in…
Your Uncle Bob
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6
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3 answers

How to remove "glue block" from PCB?

I have a mysterious component covered with yellow "glue" or something. It has very hard surface, but it seems its been poured into the plastic "cage". The shiny cover on the top is some kind of paper, I can rip it off. Any idea how to remove this…
csadam
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6
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2 answers

Are SMD components sometimes glued?

I just tried desoldering an SMD receptacle off a mass produced main board of an IBM ThinkPad X41 laptop, but that beast stuck to the board like glue, and I destroyed it. Is it possible that the component was indeed glued?
feklee
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6
votes
7 answers

Should I glue BGA chips in the corners before soldering them with hot air?

I have often see ball grid array (BGA) chips, mostly those from CPUs or GPUs, being glued around in the corners with some red glue or to the perimeter with a translucent one. Having to manually solder BGA chips using hot air, should I glue the chips…
OuzoPower
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6
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2 answers

What is this solid white glue

It's rock solid, not like the cables glue. What is it ? What is it for ? How do I remove it ? How do I put it back ?
WaterBearer
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5
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2 answers

How to detect glue without surface contact

I am currently working on a project that requires a section of "release liner" to be removed and a clear plastic to be put in its place after a few holes are punched out of the paper. What I am trying to figure out is how to detect if the plastic…
Friendlyghost89
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5
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4 answers

Attaching PCBs to Lego plates

I am working with Arduino/raspberry Pi modules and trying to secure them to a Lego plate. Because of the soldering joints on the bottom, there isn't a flat surface to work with. I have tried crazy glue which works. I also tried a sculpting clay…
mrtunes
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5
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2 answers

Attach a gear to dc motor pole

I don't know if this is the best place, but it seems the best out of the exchanges. How do you attach a plastic (or metal) gear to the little pole/nub that sticks out of a dc hobby motor? I have come up with 3 ideas: gluing, it doesn't seem like it…
a sandwhich
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4
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1 answer

Where can I purchase this "stuff" called neutral cure silicone rubber?

I read your posting about the "What kind of glue should I use for PCB-mounted components to avoid vibrations?" and you mentioned that the "superb solution" was "neutral cure silicone rubber". Where can this be readily be purchased without having to…
John A Dixon
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3
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1 answer

Hot glue for circuit boards

Is it a good idea/safe for circuit board components to be submerged in hot glue, in order to essentially "weatherproof" them to a certain degree? I don't believe the components will have the capacity to heat up enough to melt the glue. It's a…
Dave1UK
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3
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2 answers

Transparent epoxy covering component on logic board

While performing CPR on a MacBook Pro exposed to water, I accidentally removed a piece of glue/epoxy from the logic board. It is a strip of glue covering two components with blank metal surfaces. It is visible here near the ethernet port: I found…
chknapp
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