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Questions tagged [glue]

The tag has no usage guidance.

0
votes
2answers
189 views

Attaching a 3 mm fiber optic cable to a WS2812 LED

I am wondering how to easily attach a side-glowing fiber optic cable (I have 3 mm here) to a cheap WS2812 LED that is flat and soldered onto a PCB (like these here). I tried with Sugru, hot glue, ...
1
vote
1answer
162 views

What adhesive is best to glue strain gauges to metal?

I'm trying to use these strain gauges to measure bending of a metallic cantilever (metal TBD). Does anyone know what adhesive I can use to glue the strain gauges? I'd rather not have to use an oven ...
1
vote
0answers
141 views

What kind of glue should I use for PCB-mounted components to increase rigidity and stress relief (not vibrations)?

I have some small boards that have various connectors, JSP, female headers etc. Those connectors and headers will be used a lot with various devices plugged in and pulled out and will get a lot of ...
0
votes
2answers
241 views

What glue used here?

What glue is it? Is it safe for attaching?
4
votes
4answers
2k views

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 ...
0
votes
1answer
74 views

Remove brown/yellow resin around electronic components [closed]

A fuse socket in my Edifier sub-woofer stopped connecting (I accidentally damaged it when I was replacing a fuse) and I want to replace it. When I opened the rear panel I found out all high voltage ...
1
vote
1answer
56 views

Pololu Carrier with Sharp GP2Y0A60SZLF IR distance sensor - mount it with hot glue

I want to mount the "Pololu Carrier with Sharp GP2Y0A60SZLF" IR distance sensor with hot glue to my robot. I can't mount it with the hole. Is there any problem (like heat) to add hot glue on the ...
21
votes
17answers
4k views

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 ...
1
vote
3answers
553 views

What is this glue?

<noob-disclaimer></noob-disclaimer> For context, I need to solder a wire onto a pcb. However, the pad was destroyed during demounting the original ...
1
vote
1answer
228 views

Help in Thermal PAD and glue calculation (equivalence) in shared heatsink

Hello if I have 15 chips to dissipate 1W each (thus 15W in total), by math calculation, which of the next three possibilities is better: 1) using a unique shared heatsink @1.7K/W with 0.5mm thermal ...
0
votes
4answers
365 views

Use potting compound to secure solder joint

I would like to solder a wire to these 2 pins. I was wondering whether I should protect the solder joints, as the cables may shift over time (and tension). Should I put glue on the around it to make ...
0
votes
1answer
241 views

Ferrite core through PCB, how to close? [closed]

While opening what is labelled as a "Badge Isolator" from a dishwasher, a Ferrite core broke. The core goes through the PCB, and is comprised of a U part and an I part. I am going to assume that the ...
-2
votes
1answer
57 views

how can I store unused silver conductive glue, is it possible?

I purchased some silver conductive glue. How can I store the unused portion of glue so the needle and the metal portion wont get clogged up after its first use?
0
votes
1answer
316 views

Bulging capacitor - already leaked? replace urgently? [duplicate]

I spotted a bulging capacitor through the top vent of my stereo amplifier, with white goo around the base (at top of first picture). The amplifier seems to work fine, though it has been in storage for ...
0
votes
2answers
2k views

thermal glue or paste thermal resistance

Trying to calculate thermal resistance before heat sink for cooling MOSFET. MOSFET Rjc is given in datasheet. But heat sink will be glued using thermal glue like HC910 which has thermal conductivity ...
2
votes
5answers
4k views

How can I attach a heat-sink to legacy ICs?

I work (play) with some legacy chips like the mighty TMS9918. Which, if you didn't know, doesn't require a heat-sink but the thing does get really hot. Amazing ...
0
votes
1answer
266 views

Safely removing bonding glue from an IC in order to identify it?

I have an IC, that has 5 visible bonds. The entire IC is covered with some sort of semi transparent bonding glue. I want to identify the IC and were thinking to remove the glue somehow. What chemical ...
-3
votes
1answer
115 views

Hot glue in circuit

I have found some cheap hot glue sticks on eBay but i am not sure if this will work for me. I want to make my circuit stable and stick it into a piece of plastic. I have found these sticks that are ...
1
vote
3answers
5k views

How can I remove a heatsink that is stuck to a component soldered onto the PCB?

I am modding a wireless router, and one of the problems I have is that it overheats, so it restarts every hour or so I am trying to replace the heatsink. However, I simply cannot get it off. It ...
3
votes
2answers
420 views

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 ...
5
votes
2answers
446 views

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 ...
2
votes
4answers
501 views

Affix LED to a case

I found a topic related to my problem but I want to consider other options. (What type of glue do I use on an LED?) I want to attach LEDs and connectors on the front panel of a box (aluminum). The ...
2
votes
3answers
631 views

Glue Gun Glue as USB flash drive case? [closed]

I have a little USB flash drive which the plastic cover has broken off of. It still works fine, but I often have the thing in my pocket or in the bottom of my bag. I don't want the bare board to get ...
6
votes
2answers
1k views

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 ...
6
votes
1answer
817 views

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 ?
22
votes
4answers
6k views

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, ...
4
votes
1answer
9k views

Where can I purchase this “stuff” called neutral cure silicone rubber? [closed]

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 ...
1
vote
3answers
4k views

If a battery case falls apart is it safe to just glue it back together?

I've got a battery with two Li-Ion cells inside that has a two-parts rectangular case and those parts were somehow tightly connected (I guess glued together) but then fell apart and now the cells and ...
2
votes
1answer
360 views

Desoldering Issues

Was trying to do a simple repair on a controller board that came out of a bread oven today and ran into a problem. The old solder will not melt/allow me to extract from the component I need to replace....
50
votes
4answers
91k views

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?
3
votes
2answers
4k views

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 ...
13
votes
4answers
1k views

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 ...
3
votes
5answers
4k views

How to remove glued capacitor from the board?

How to remove that capacitor from the board? capacitor http://vi-server.org/vi/_/cap1.jpg In the question about damaged power supply I was told to use "a sharp utility knife", but it don't cut that ...
6
votes
3answers
6k views

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, ...