OUR PRODUCTS
Annual output of more than 200,000 tons
RUINAI REFRACTORIES
Shandong Ruinai Refractories Co., LTD
ABOUT US
Shandong Ruinai is a high-tech enterprise integrating scientific research, design, production, maintenance, sales and system integration. Our factory is a famous refractory brick manufacturer and a castable manufacturer.
Shandong Ruinai Refractories Co., Ltd. (hereinafter referred to as Shandong Ruinai) is located at the east end of Binzhou City, Shandong Province of China. The nearest port is Qingdao Port, which is only 300 km away.
Company covers an area of 30,000 square meters with three factory branches and one of 200 meters High temperature intelligence tunnel kiln which working temperature 1500C.
We have built a comprehensive integrated architecture system to provide a complete set of professional services for the design, production, on-site construction and post-maintenance of refractory materials in the carbon industry, architecture industry, iron and steel industry, non-ferrous metal smelting industry, environmental protection hazardous waste industry and new energy field.


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Fire clay Products
Compact bulk density, low porosity, resistance to rapid cooling and rapid heating, excellent high creep performance and good volume stability -
High Aluminum Products
High thermal stability, fire resistance above 1770 ° C, good slag resistance -
Thermal Insulation Material
Low thermal conductivity, good thermal insulation effect, high fire resistance -
Unshaped Castable Products
It is a new type of refractory material that does not need to be calcined. Its refractory degree is not less than 1580 degrees, easy to construct, fast hardening and high strength, high temperature wear resistance, good integrity and strong adaptability -
Special High Temperature Products
Corrosion resistance, high temperature resistance, high wear resistance
OUR PRODUCTS
Clay brick is a clay product with Al₂O₃ content of 30% - 40% aluminum silicate material. Clay brick is made of 50% soft clay and 50% hard clay clinker, batching according to certain particle size requirements, after molding, drying, and firing at a high temperature of 1300-1400℃.
High alumina refractory bricks, that is, a kind of alumino-silicate refractory material with alumina content above 48%. It is made of bauxite or other raw materials with high alumina content by molding and calcining, with high thermal stability and refractoriness above 1770℃.
High alumina refractory bricks, that is, a kind of alumino-silicate refractory material with alumina content above 48%. It is made of bauxite or other raw materials with high alumina content by molding and calcining, with high thermal stability and refractoriness above 1770℃.
High alumina refractory bricks, that is, a kind of alumino-silicate refractory material with alumina content above 48%.
Low porosity fireclay brick DN-10
The low porosity fireclay brick is made of flint clay as the main raw material, and the open porosity is less than 10%.
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