Ruibang high-temperature refractory bricks are manufactured using high-purity raw materials and sintered at 1800°C, resulting in exceptional performance and an extended service life. They are the preferred furnace lining refractory materials for high-end kilns.

Product Technical Parameters

Item	RBM100	RBS200
AL₂O₃(%)	93-95	99.3-99.5
SiO₂(%)	4.7-6.7	0.1
Fe₂O₃(%)	0.03	0.03
NaO(%)	0.2	0.2
Volume density （g/cm³）	2.0	3.2
Porosity (%)	18-22	15-20
Working temperature（℃）	1750	1800
Refractoriness（℃）	1900	1900
Thermal expansion coefficient（×10-6）	6.0	6.5
Resintering shrinkage at 1750°C	0	0
‌Recommended use	High temperature tunnel furnace, shuttle kiln	Hydrogen furnace refractory bricks

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High-Alumina Large-Format Plate

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Address: No.1 Chongwen Road, Yancheng Coastal Cooperative Development Park, Dafeng District, Yancheng City, Suzhou

Mr. Li: +86 18051260171

Email: liming@ruibanggs.com

Mr. Wei: +86 15850077898

Email: wgw@ruibanggs.com

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