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
BRUSH FOR FIVE MINUTES
You urgently needed a thin brush and matching hand was not — immediately make themselves needed. Take the vacant core of a ballpoint pen, pass through a long loop of thin perevoloki or...
PUT ON YOUR “HAT” ON THE CHIMNEY
Using four basalt plates with a size of 300X300 mm and a small amount of cement, you can quickly build a "hat" over the chimney the DPJ improve the drawing. It serves as the DPJ...
