Circuit-Works Thermal Paste User's Guide
Reduce Excess Heat and Improve PCB Reliability with Thermal Paste Step 1: Set-up | Step 2: Remove old paste | Step 3: Clean surfaces | Step 4: Apply paste | Step 5: Attach device Hi, I’m Grant Price, Product Manager for CircuitWorks...
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My thermal paste seems like it's getting dried out. Can I re-solvate it?
Try adding VMP naphtha (a common paint thinner) to the compound at approximately 1 part VMP to 100 parts compound. Mix thoroughly to get it back to the consistency required. This is mostly by “eyeball” so you may need a little less...
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How can I stop a can of “canned air” aerosol duster from freezing up?
This phenomenon occurs due to the expansion of the compressed refrigerant liquid as it dispenses through the aerosol valve and flashes to a gas. If the aerosol is operated for a long period, frost may form on the can because it is freezing the...
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How are Soder-Wick and Chem-Wik desoldering braid products classified?
Chemtronics uses 2 types of flux: Soder-Wick and Chem-Wik lines use natural gum rosin. Per J-STD-004 Section 3.2, they are classified as ROL0. Per British Std. EN 29454-1:1993 and ISO9454-1:1990, they have a classification of 1.1.1.B. No-Clean...
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When using conformal coatings in general, what causes a "milky" cure or white "foam" on the substrate?
In almost all cases, the cloudy or milky cure comes from coating in higher humidity conditions. The white foam (from an aerosol) is caused the same way. We have the following suggestions: If possible, allow the substrate and coating material...
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What types of coverage areas are to be expected with the conformal coatings in general?
Wet film thickness = Sq. ft. per gal. 0.1 mil = 16,040 0.5 mil = 3,210 1 mil = 1,600 2 mil = 802 3 mil = 535 4 mil = 401 5 mil = 321 6 mil = 267 7 mil = 229 8 mil = 201 9 mil = 178 10 mil = 160
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What spigot or spout do you recommend for your metal 5-gallon and 55-gallon drums?
Metal 5-gallon containers come with a flexible pop-out spout for easy pouring. 55-gallon drums are compatible with standard 2" spouts.
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How do I properly dispose of an aerosol can after it is empty?
It may be different state-by-state, so contact your state environmental agency for regional specific regulations. For a general guideline, here is the process according to EPA hazardous waste regulations 40CFR. The can has to be brought to or...
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The Dreaded White Residues: Why They Form & What To Do About Them
The appearance of white residues on circuit boards is a recurring problem in PCB assembly, and generates many questions and complaints for the Tech Support hotline. When contamination is found on the board after the cleaning step, the customer...
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Flux Remover Video User's Guide
Flux Remover Video User Guide CLEAN WITH OVERALL SPRAY | CLEAN WITH EXTENSION TUBE / STRAW | CLEAN WITH BRUSH ATTACHMENT Flux removers are used to clean flux off printed circuit boards (PCBs), which is left behind after the soldering...
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