natural stones Ukraine

...Brick effect concrete based cladding is a fantastic decorative product, ascetically identical to natural stones and rocks. It is a strong and versatile solution, which works well in the harshest of conditions. For example, in a chimney breast, where the stones are exposed to very high temperature or for external walls, in contact with rain, frost and sunlight. Our pre-designed corner sets make...

...-containing) alumina. Free Al 2 O 3 occurs naturally as a mineral. corundum and its forms of precious stones, sapphire and ruby; they can be synthesized from alumina and are actually sometimes called alumina, but this term is more precisely limited to the material used in aluminum metallurgy, industrial ceramics and chemical processing.