The lightest three-layer plate with a honeycomb filler can be obtained, if you use this hint. The middle layer is empty matchboxes glued in a checkerboard pattern, for example, the sheet of hardboard and then covered with another sheet of paper, also greased with glue.
Recommend to read
THE FOLIAGE – LADLE
What kind of a country house without a green environment? But where the trees are, there is autumn leaf fall. And, therefore, the inevitable congestion of dried leaves in gutters...
“THE WINEPRESS” FOR MILLING CUTTERS
A device for sharpening cutters of the disk provides the necessary accuracy and uniformity of treatment of each tooth. It allows you to accurately fix the cutter relative to machine tool...
