Inserts MKRV-340 are made of refractory fiber of mullite-silica composition, which is produced by melting pure aluminum and silicon oxides in an electric furnace, followed by fiber formation by blowing. To give the material strength, an organic binder is added to the fibers, the products are formed by vacuum pressing.
Inserts MKRV-340 are used for thermal insulation of the head part of ingots of round, square, rectangular and multifaceted sections. The products are designed for easy installation in molds or pouring molds, top extensions by surprise or fixed with glue, and/or mechanical fasteners, staples. When installing, possible linear or volumetric shrinkages during heating are taken into account.
Inserts and liners MKRV-340 with the following properties:
high temperature resistance
slight density
low thermal conductivity
low heat capacity
structural strength
the material is flexible and adheres tightly to structures
thermal shock resistance
easy to handle
resistance to vibrations and deformations
The fibers are chemically resistant to acids and alkalis. When used at high temperatures, it must be protected from the action of concentrated alkalis, hydrofluoric and phosphoric acids.
Fibers are more resistant to temperature in oxidizing and neutral environments.
In a reducing environment, thermal insulation properties are reduced.
Application
ingot molds for slab rolling (rectangular billet)
ingot molds for blooming rolling (square billet)
molds for tubular cast billets (round billet)
molds for shaped and forging production
foundry molds of foundry shops of mechanical engineering
Advantages
decrease in the consumption coefficient of metal during the conversion of ingots into billets and rolled products of various sections
ease of installation
reduction of metal consumption of the design of molds and profitable extensions
reduction in the consumption of ceramic refractories
reducing the consumption of insulation mixtures
does not contain burnable additives and asbestos
You can buy Inserts MKRV-340 from us at the best price in Ukraine. A wide range of products allows us to quickly and efficiently fulfill any order, helping to complete any construction work on time.
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