The Provodinske Pisky a.s. has been certified according to DIN EN ISO 9001:2000 and ISO 14001. From the extraction of raw materials to the final delivery of the finished product, all of our procedures are subjected to ongoing quality monitoring. The quality of our products is based on outstanding deposits of raw materials as well as modern, efficient processing technology and techniques. We optimize our production technology by making continuous improvements to our processes and by expanding our deposits to ensure a ready supply for future generations. This is the basis for the premium products we supply to our customers.
The Quarzwerke Group is part of a network of high-capacity production plants in Germany, Central and Eastern Europe as well as the Russian market, making us a valuable partner to the manufacturing and processing industries.
We are a leading European producer of mineral raw materials. Our business activities are focused on the extraction, processing and refining of industrial minerals, in particular: Quartz, kaolin, feldspar, wollastonite and mica etc.
High quality quartz sands from Provodin have always been the mainstay of our product range.
This range, however, is now extended by incorporating a wide variety of quartz sands from our subsidiary, Kerkosand spol. s r.o. in Šajdikove Humence, as well as silica flour from Minorit s r.o. in Teplice, another of our subsidiaries.
In addition to the above, we also offer a range of special products from our parent company, Quarzwerke GmbH.
Our products and services provide the foundation for the quality of the finished products manufactured by our customer.
Quartz sands from silica sand deposit Provodin are supplied to numerous industries. Quartz sand from Provodin pit because of it high purity (iron oxide lower than 0,020 % = 200 ppm) is an important raw material for the manufacture of glass of all kinds.
We offer the industrial mineral quartz as moist or dry sand, or ground into quartz flour.