Questions tagged [glue]

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8 votes
2 answers
746 views

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 ...
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0 votes
1 answer
83 views

Dissolvable glue for glass to PCB adhesion

I am working on a project where I have designed a MEMS sensor on a glass (quartz) wafer. I also made a PCB where the glass sensor chip is to be glued to the surface of the PCB for testing purposes. ...
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0 votes
0 answers
353 views

Potentiometer contact surface between carbon track and solder pin lost its conductivity

I have a 10k stereo slide potentiometer with the carbon tracks pretty much intact but one of the short 'traces' that connect the ends of tracks to the solder pins seems to have somehow deteriorated ...
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  • 23
1 vote
1 answer
94 views

Superglue on plug

I was fixing a junky device whose charging cable fell off, And when I superglued it back on, I accidentally got some inside the connecting area (?) and it will no longer charge. What’s the best way to ...
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  • 11
0 votes
1 answer
368 views

Strengthening micro USB connector

The connector blows its solder when inserting the cable. It is SMD type. Can I back it up with a special glue? What do you recommend? I saw red little balls on a Xilinx board are these glue?
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0 votes
3 answers
165 views

What is this thermal adhesive? (heat transfer compound)

Well generally I I encounter this thermal adhesive. for example in inverter (brand: allen bradley). But it is different from I've seen before. It is very solid and generally using at very strange ...
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  • 885
0 votes
0 answers
161 views

Do I glue the screw when mounting the PCB to enclosure or not?

Well, this is a handheld device we are developing at our firm. We bought the enclosure from a chinese man. in AliExpress. It's made out of ABS. The device is going to be used in an industrial site. ...
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  • 163
-1 votes
1 answer
142 views

making solder stick to the tip of a brushless motor

I have a brushless motor like this and want to attach some sort of steel bar like a needle to it. I am currently using superglue, however even after using a lot it still makes the bar come of rather ...
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  • 99
0 votes
1 answer
39 views

Glue connector to metal/resin case

Want to use this type of connector https://cletk.en.alibaba.com/product/60724170404-804809515/Usb_Cable_Charger_Magnetic_Dc_Power_Cable_Connectors_Power_Adapter.html?spm=a2700.icbuShop.41413.12....
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0 votes
3 answers
3k views

Glue or soldering?

A 13-pin cable glued to a PCB fell off. The PCB is for the LCD screen of a Canon electronic typewriter. The other end of the cable fits into the main board of the machine. I brought the PCB and cable ...
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  • 53
0 votes
3 answers
2k 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, ...
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2 votes
1 answer
679 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 ...
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1 vote
0 answers
439 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 ...
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0 votes
2 answers
1k views

What glue used here?

What glue is it? Is it safe for attaching?
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5 votes
4 answers
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 ...
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  • 159
0 votes
1 answer
187 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 ...
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  • 137
1 vote
1 answer
85 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 ...
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  • 13
21 votes
17 answers
8k 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 ...
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1 vote
3 answers
1k 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 ...
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  • 113
2 votes
1 answer
669 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 ...
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0 votes
4 answers
973 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 ...
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  • 137
0 votes
1 answer
518 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 ...
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  • 211
-1 votes
1 answer
104 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 won't get clogged up after its first use? I purchased it from Amazon a while ...
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  • 173
0 votes
1 answer
751 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 ...
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  • 103
1 vote
2 answers
4k 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 ...
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2 votes
5 answers
5k 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 ...
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  • 1,170
0 votes
1 answer
517 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 ...
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-3 votes
1 answer
133 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 ...
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1 vote
3 answers
7k 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 ...
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  • 1,386
3 votes
2 answers
498 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 ...
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  • 33
5 votes
2 answers
506 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 ...
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2 votes
4 answers
616 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 ...
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2 votes
3 answers
724 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 ...
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6 votes
2 answers
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 ...
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  • 1,281
6 votes
2 answers
2k 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 ?
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25 votes
4 answers
9k 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, ...
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  • 550
4 votes
1 answer
11k 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 ...
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1 vote
3 answers
5k 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 ...
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  • 12.2k
2 votes
1 answer
399 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....
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66 votes
4 answers
128k 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?
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  • 10.5k
4 votes
2 answers
5k 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 ...
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14 votes
4 answers
2k 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 ...
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  • 28k
3 votes
5 answers
7k 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 ...
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  • 457
6 votes
3 answers
8k 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, ...
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  • 1,606