The surfaces are usually not only previously degreased, but cleaned with sandpaper to get the roughness that increases the strength of the connection. The same effect can be achieved if between the abutting surfaces to lay impregnated with glue a thin layer of cotton wool: it will increase glue area and grip will get stronger.
Recommend to read
INSTEAD OF A KNIFE — NUT
Many items of furniture, housings of radio equipment, various devices are connected on cylindrical spikes Ø 6-8 mm of hardwood (usually oak or letters). Make them the traditional way,...
The FAILED COMPROMISE (Ka-17)
Operation of the first single-seat Ka-8 and Ka-10, created in OKB N. And. Kamov, showed obvious advantages of coaxial-rotor. Along with the compact that was excellent handling and...
