Company Name | : | SİYAPI İNŞAAT ANONİM ŞİRKETİ |
Location | : | İSTANBUL / ÜMRANİYE |
Web Site | : | |
Tel | : | +90(216) 444 24 37 |
Fax | : |
MINERALS EMERY AND OTHER ABRASIVES Is a very hard rock type used to make abrasive powder. It largely consists of the mineral corundum (aluminium oxide), mixed with other species such as the iron-bearing spinels hercynite and magnetite and also rutile (titania). Industrial emery may contain a variety of other minerals and synthetic compounds such as magnesia, mullite, and silica.
MINERALS GYPSUM, ANHYDRITE, PLASTERS Gypsum is a mineral containing calsium sul fate in its chemical composition. In addition to natural Gypsum, synthetic gypsum is pro duced as well. Important gypsum sources include ankm orum, Yozgat, Erzincan, Ankara-Bala, Sivas, Kars-Kağızman, Tuzluca, Denizli-Sarayköy and Niğde-Karakol.