Blog - Beijing North Refractories Co., Ltd.

15 2025,07

NR High Density Calcium Silicate Boards in Continuous Casting Equipments

In the continuous casting of aluminum, molten metal flows continuously from a holding furnace, through various channels, and into a mold to form a solidified strand. This process demands extremely rel...

14 2025,07

Microporous Insulation vs. High-Density Calcium Silicate Boards for Kiln Insulation

Nanoporous vs. High-Density Calcium Silicate Boards for Kiln InsulationChoosing the right insulation for industrial kilns is key to energy efficiency and performance. Nanoporous Insulation Boards and ...

13 2025,07

Main Application of PCW blankets 1600°C

Polycrystalline Fiber Blanket is an advanced high-temperature insulation material, manufactured from special ceramic fibers with an alumina content typically exceeding 70% or even 99% through a needli...

12 2025,07

Key Points for Making a Transition Plates by CNC

When CNC machining calcium silicate transition plates (T-plates), bushes, nozzles, and other accessories used in aluminum casting, precision is paramount for optimal performance. Calcium silicate mate...

11 2025,07

Insulation for Semiconductor Industry

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...