Universal Power Control board
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The making of extremely lightweight sandwich panels
Lightweight sandwich panels Here we will calculate the theoretical minimum weight of sandwich panels. This is used for my solar bike, the Maxun One. The sandwich panels that I need are ext...
Solving composites problems
Solutions to prevent sticking molds Use PVA at new molds New epoxy or polyester molds do often stick whereas older molds don't. The cause is that a new mold has a reactive surface. In a cured res...
Density of composite materials ρEpoxy-resin = 1.1 g/cm³ ρCarbon-fiber = 1.78 g/cm³ ρE-glass-fiber = 2.54 g/cm³ ρAramide-fiber = 1.45 g/cm³ Fiber volume fraction Vf Vf at different manufac...
Here is a collection of very useful composites articles: Understanding vacuum Vacuum bagging versus resin infusion DIY manufacturing of plastic precision parts with CNC DIY manufacturing of...
DIY vacuum pump
Goal This vacuum pump I have built for vacuum bagging of composites. I have used the idea HERE, but used another, more robust, air compressor. If you want to buy a pump, the best valu...
Vacuum pump timer
Related articles Electronic vacuum controller / leakage detector for vacuum infusion and bagging Arduino reflow-oven / hot-plate controller Arduino Universal Power Control (UPC) board Dual ...
Composites tips and info
Intro Making composite parts requires a lot of skill and experience. There is insufficient information available on the internet, you realize this when you start with composite manufacturing and t...
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