Blog - Beijing North Refractories Co., Ltd.

11 2025,07

In ultra-high temperature, high-purity industrial furnaces such as semiconductor sintering furnaces, special ceramic sintering furnaces, and monocrystalline/polycrystalline silicon production furnaces...

10 2025,07

Ideal Materials for Electrical Resistance Insulation

High-density calcium silicate boards are renowned for their exceptional high-temperature resistance, high strength, low thermal conductivity, and dimensional stability. However, they also possess a cr...

09 2025,07

How NR-80 High Density Calcium Silicate Boards Resist Molten Aluminum

The NR-80 high density calcium silicate board is specifically engineered to provide exceptional resistance to molten aluminum, thus significantly extending the lifespan of furnace linings and componen...

09 2025,07

High-Temperature Insulation Materials for Automotive Industry

Modern automobiles, especially high-performance and energy-efficient vehicles, generate or face high temperatures in various areas such as the engine compartment, exhaust system, battery packs, and pa...

08 2025,07

How NR Boards Save Energy and Enchance the Efficiency

The NR series of high-density calcium silicate boards stands out as a critical innovation for the aluminum casting industry, directly addressing core operational challenges and significantly contribut...

06 2025,07

High-Density Calcium Silicate Boards vs. Fused Silica for Aluminum Launders

Both High-Density Calcium Silicate Boards and Fused Silica are popular choices for constructing launders in aluminum casting operations, but they offer distinct advantages and disadvantages that influ...

05 2025,07

High-Density Calcium Silicate Boards in Aluminum Melting Furnaces

Non-wetting, high-density calcium silicate boards are increasingly vital for aluminum melting furnaces, though their primary role differs slightly from holding furnaces. In melting operations, their k...

04 2025,07

High Density Calcium Silicate Boards for Aluminum Refining Furnaces

Non-Wetting High-Density Calcium Silicate Boards in Aluminum Refining FurnacesAluminum refining furnaces, often rotary or tilting types, are where molten aluminum undergoes intensive treatment with fl...

03 2025,07

Calcium Silicate VS Ceramic Fiber for Caster Tips

When it comes to caster tips in aluminum continuous casting, both High-Density Calcium Silicate Boards and Ceramic Fiber materials are used, but they have distinct characteristics that make them suita...

02 2025,07

Application of Alumina Continous Fiber

Continuous Alumina Fiber is an advanced, high-performance ceramic fiber primarily composed of high-purity alumina, often produced via the sol-gel method. It boasts extremely high-temperature resistanc...