STRENGTHENED COMPOSITE MATERIAL, METHOD FOR ITS PREPARATION, ITS APPLICATION FOR PRODUCTION OF INDUSTRIAL PRODUCTS, AND ALSO INDUSTRIAL PRODUCTS CREATED BY SUCH METHOD, AND THEIR APPLICATION

摘要

1. A hardened composite material based on alumina cement and lamellar alumina or corundum reinforced with fiberglass, said composite material containing: - high alumina cement of at least 70% in AlO - lamellar alumina or corundum - glass fiber based on silicon oxide and zircon - silicone resin - polyacrylic electrolyte water as a hydraulic binder. 2. The composite material according to claim 1, in which the fibers of glass fiber based on silicon oxide and zircon have a length of 5-10 mm, more preferably 6-9 mm. The composite material according to claim 1, wherein the high alumina cement is a cement with the properties of a high refractory material, i.e. alumina cement, having thermal resistance or refractoriness exceeding 1700 ° C. The composite material according to claim 1, in which the lamellar alumina or corundum is lamellar alumina or corundum with a spread of grains in size not exceeding 0.4 mm, more preferably lamellar alumina or corundum with a spread of grains in size not exceeding 0.3 mm , most preferably, lamellar alumina or corundum with a grain size spread between 0.3 and 0.1 mm. The composite material according to claim 1, in which the high alumina cement is contained in a percentage between 22 and 27% by weight, more preferably between 24 and 26% by weight, the lamellar alumina is contained in a percentage between 58 and 63% by weight, preferably between 60 and 62% by weight, fiberglass is contained in a percentage between 3.9 and 4.5% by weight, preferably between 4.1 and 4.4% by weight, silicone resin is contained in a percentage