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发布于:2019-3-27 16:10:30  访问:41 次 回复:0 篇
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Soldering Iron Copper
5. Drilling - the process of drilling every one of the holes for plated through applications; a 2nd drilling process is used for holes that are not become plated through. Info on hole location and dimensions are included in the drill drawing file.
6. Plating - the entire process of using copper plating to the pads, traces, and drilled through holes which are become plated through; boards are positioned in a electrically charged bath of copper.
7. Second Drilling - that is required when holes can be drilled through a copper area but the opening is not become plated through. Avoid this process if at all possible as it adds cost to the finished board.
8. Masking - the entire process of using a masking that is protective, a solder mask, on the bare copper traces or over the copper which includes had a slim layer of solder applied; the solder mask protects against ecological damage, provides insulation, protects against solder shorts, and protects traces that run between pads.
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Even if this is certainly very first time copper that is soldering, i will allow you in on a Secret step that many plumbing technicians will not tell you about.
Why? Good question and this can be a solution.
Many plumbing technicians believe if there solder joints look a lot better than their colleagues they have been a better plumber. Trust in me once I inform you, most plumbers are very condescend and competitive plus in truth a looking that is good joint provides time and practice.
Secret 6th Action That May Boost Your Solder Finishes.
Once you`ve filled your hub with solder you will see the solder form and commence to dry around the hub and could even overflow and run over the fitting. Some tips about what you will should do and have on hand.
You need a cloth that is damp called a wiping towel or any old cloth does.
In addition require a spray container full of water.
While the solder is still in its molten form just take your damp fabric and wipe the solder round the hub. At the time that is same you wipe your objective is always to try to push just as much of the solder to the hub for the fitting. Be mindful since the solder, fitting and pipe have become hot.
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