Protective coatings for porcelain

It is applied to alignment of the grounded and not grounded metal and nonmetallic surfaces, and also applied as a primer under epoxy materials. It is applied to systems of the coverings operated in atmospheric conditions and in rooms. Technical characteristics Normative document GOST 28379 -...

Nozzles acidproof ring (rings of Rashiga) Rings of Rashiga are the irreplaceable devices used, mainly, in chemical industry. On material of production allocate some types of rings of Rashiga: - ceramic; ― carbon and graphite; ― steel (are made by means of cutting of standard pipes, have rather big...