{"id":1456,"date":"2026-05-30T20:58:14","date_gmt":"2026-05-30T17:58:14","guid":{"rendered":"https:\/\/cfc.codev-eg.com\/?page_id=1456"},"modified":"2026-06-01T01:49:29","modified_gmt":"2026-05-31T22:49:29","slug":"refractory-materials","status":"publish","type":"page","link":"https:\/\/cfc.codev-eg.com\/pt\/products\/trading-division\/refractory-materials\/","title":{"rendered":"Materiais refract\u00e1rios"},"content":{"rendered":"\t\t
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Division 03 \u2014 Trading Division \u2014 Refractory Materials<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Refractory\nMaterials<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Refractory materials are high-temperature-resistant inorganic materials that line melting furnaces, holding ladles, and transfer equipment across the ferrous and non-ferrous industry \u2014 iron and steel foundries, aluminium and non-ferrous foundries, cement plants, glass works and heat treatment. They prevent molten metal from breaching the furnace structure, resist slag attack, and maintain the thermal conditions required for controlled melting and holding. The category also includes crucibles for induction furnaces and ceramic foam filters used in the gating system to remove inclusions from the metal stream before it enters the mould.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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CFC Egypt's Trading Division supplies refractory masses and precast shapes \u2014 together with refractory bricks, shaped preforms, crucibles, and ceramic foam filters \u2014 for the ferrous and non-ferrous industry across Egypt and the MENA region. These are supplied through CFC's partner INSERTEC, which owns a quartzite mine supplying high-quality mineral, and serve iron foundries, steel foundries and steel works, aluminium and non-ferrous foundries, cement plants, the glass industry, heat treatment, and frits & enamels production. They complement the castable refractories, ramming mixes, and mortars produced by CFC Egypt's own Manufacturing Division.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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What We Supply\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Refractory masses, precast shapes and product groups for the furnace, ladle, and casting filtration stages of ferrous and non-ferrous operations \u2014 supplied through CFC's partner INSERTEC.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Refractory Bricks & Linings<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Refractory masses and precast shapes (supplied with partner INSERTEC) plus high-alumina, silica, and other shaped refractory bricks and preformed linings for melting furnaces, ladles, and transfer troughs. Selected by temperature rating, chemical resistance to the metal and slag, and dimensional requirements of the vessel. Correct brick selection and installation are critical to lining campaign life and metal quality.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Crucibles for Induction Furnaces\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Refractory crucibles (foundry crucibles) for coreless and channel induction furnaces melting grey iron, ductile iron, steel, and non-ferrous metals. Crucibles are supplied in acid (silica\/quartz), basic (magnesia), and neutral (alumina) compositions to match the metal and operating chemistry. Correct crucible selection and sintering procedure directly determines lining life.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Ceramic Foam Filters\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Alumina, silicon carbide, and zirconia ceramic foam filters for iron and steel casting filtration. Placed in the filter seat of the running system, these porous ceramic bodies intercept non-metallic inclusions before they reach the mould cavity, improving casting cleanliness, reducing machining hard spots, and increasing the yield of accepted castings.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Where Refractories Are Used\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Every foundry and high-temperature plant that melts or processes metal requires refractories \u2014 across iron, steel, aluminium and non-ferrous foundries, cement plants, the glass industry, heat treatment, and frits & enamels. The service conditions \u2014 temperature, slag chemistry, thermal cycling \u2014 determine the specification required.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Induction Melting Furnaces\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Medium-frequency coreless induction furnaces melting grey iron, ductile iron, and steel use refractory crucibles as their primary containment vessel. The crucible is rammed or vibrated in place around the induction coil and sintered before the first melt. Crucible life depends on operating practice, charge material, and the chemical aggressiveness of the metal and slag.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Ladles & Pouring Equipment\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Transfer and pouring ladles carrying molten iron or steel between furnace and casting station require a robust refractory lining rated to the metal temperature and able to resist slag attack. Proper preheating before first use and maintenance between pours are essential to preserve lining integrity and avoid metal penetration into the ladle shell.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Casting Filtration\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Ceramic foam filters are used by automotive, pressure vessel, and precision casting foundries to achieve the inclusion-cleanliness levels required by their customers. Alumina filters suit grey and ductile iron and non-ferrous\/aluminium casting; silicon carbide filters are preferred for steel and high-alloy iron; zirconia filters handle the highest-temperature steel casting applications.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Cupola & Electric Arc Furnaces\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Cupola furnaces melting scrap iron with coke require refractory bricks rated for continuous high-temperature operation with coke combustion and acidic slag. Electric arc furnaces use magnesite-carbon bricks in the slag zone and high-alumina bricks elsewhere. Lining selection and campaign management are critical to operating cost and furnace availability.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Refractory Products\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Refractory materials sourced and supplied by CFC Egypt's Trading Division \u2014 bricks, crucibles, and ceramic foam filters for iron and steel foundry operations.\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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