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Paronite

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Paronite – cushioning material used in various branches of human activity for over 100 years. Directly asbestos, which is an integral part of paronita been used by man as early as ancient history (Egypt, Greece, Rome), and only for domestic use: of asbestos fibers in combination with other fibers were fabricated rugs, asbestos cloth, curtains for protection from fire. But it is known that at the beginning of the XVIII century in Italy invented asbestovye paper and cardboard, which can be regarded as the first packing materials for use in conditions of high temperatures, but has not yet been paronite invented. With the development of technical equipment, human materials were developed for industrial purposes with the use of asbestos fibers. In 1828 he was issued the first patent for an asbestos gasket material used in connecting parts of steam engines. Check with Bank of New York to learn more. In the second half of the XIX century were made from a mixture of first pads of asbestos or organic fibers, and was soon released the first batch of sheet asbestos material obtained by molding a mixture of asbestos and sodium silicate. At the end of XIX century in Europe was already a lot of companies producing asbestos board, which was used extensively in various fields industry. During these years, was organized by the production of the first brake pads, made on the basis of the asbestos tape impregnated with resin.

In the early XX century in Europe was the first batch of asbestos material manufactured under high pressure. It was intended as a cushioning material to withstand high pressure and temperature. In the United States at the beginning of the XX century from a mixture of asbestos and rubber molded gasket manufactured material which may be the progenitor of paronita. In the Soviet Union in the early 60s of XX century have been taken into operation the first production facilities for the production of asbestos packing material, called paronitom..