Artificial aggregates are obtained from heat-treated rocks and industrial waste. The use of a specific type of artificial aggregate depends to a large extent on their production in a given region of the country.
Criteria for the division of artificial aggregates:
1. They …
Abrasive materials
What wall materials are used most often?
The most common are sandpaper, canvases, fiber, poem, pastes and flour. Painters and varnishers often use sandpaper. Abrasive cloth is relatively expensive and therefore painters use it less frequently. Abrasive fiber …