Wholesale 90% Alumina Oxide Refractory Corundum Mullite Brick¹

Product Description   Product DescriptionCorundum Brick that have another name is alumina oxide bricks. it is made mainly of calcined alumina, mullite, corundum . and contain more than 90% alumina content.Corundum brick is manufactured using high quality synthetic electro-fused corundum and sintered corundum and finely grained highly alumina raw materials with ceramic and chemical bonding. This brick is shipped under high pressure and fire with high temperature with scientifically and reasonably gradating and adding good performance of additives.    Brand PropertiesJC-98JC-95JC-90JC-85ChemicalComposition (%)Al2O3%98.5959085SiO2%0.33.09.018Fe2O3%0.20.20.50.5Apparent Porosity (%)18181820Bulk density,g/cm33.02.952.92.75Cold Crushing strength MPa90808070Refractoriness under Load(0.2MPa oC)1700165016501700Permanent Linear Change(%)1600°C×3h0.10.20.20.3Q1 : How can you control your quality?A1 : For each production processing, we have complete QC system for the chemical composition and Physical properties. After production, all the goods will be tested, and the quality certificate will be shipped along with goods. Q2 : What is your lead time? A2 : It usually needs about 15- 20 days after receiving the PO. Q3 : Do you provide free samples?A3 : Yes, free samples are available, generlly speaking, the buyer shall bear all the delivery cost. Q4 : What is your payments terms?A4 : We can accept 30% deposit, 70% balance to be against the BL copy or by LC, or other payment terms. Q5 : Can we visit your company?A5 : Yes, for sure, you are welcome to visit JUCOS company. Q6 : What standards do you have?A6 : Our products meet the standards, such as ASTM, ASME, AMS, DIN, JIS etc.       The third party testing is all available for us.

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