A.The process of stainless steel is quite simple. All one has to do is figure-out how to remove the surface coat of the stainless steel, be it with concentrated acid, or sand it off. once this is done, ferric chloride⇦this oneBayorAmazon[affil links]can do the rest of the etchin...
Q.I manufacture patterned stainless steel plates for use in theatre spotlights. These plates are etched completely through to create the desired pattern, which is then placed into the light and projected onto the stage. I currently use a spray conveyor etching line, with ferric chloride⇦this o...
The magnetic particles in this ferrofluid consist of magnetite. If you aren't starting with magnetite, then the first step is to prepare it. This is done by reducing the ferric chloride (FeCl3) in PCB etchant to ferrous chloride (FeCl2). Ferric chloride is then reacted to produce magnetite...
When you cut copper in the desired size, the edges are ruff; you may use a kitchen harsh sponge scrub to clean the copper side of the PCB by using stainless steel brush; this eliminates both the top oxide copper layer and the picture coating. A sanded layer makes the picture cling more...
Cut the copper board according to the size of layout. Step 5: Make It Smooth Rub the copper side of PCB using steel wool or abrasive spongy scrubs. This removes the top oxide layer of copper as well as the photo resists layer.
How to Revive Any Active Speaker: A while ago, a friend of mine gave me an old, broken active speaker. It could still power up, but only some weird noises came out of it. Electronics was completely dead, but the speaker drivers were working just fine. I
In my case, for the DIY CNC machine that I made, the machine moved 3mm. According to this, the wizard suggested to update the steps/mm parameter to a value of 83. With this value updated the machine now moves correctly, 1 mm in the software mean 1 mm for the CNC machine. ...