In the refractory insulation material industry, JM28 bricks have become an ideal choice for lining insulation of high-temperature kilns, industrial heating furnaces, annealing furnaces and other equipment due to their excellent thermal insulation performance, excellent thermal shock resistance and lightweight, y alta resistencia. Our company recently completed the large-scale production of a batch of JM28 insulation bricks and has successfully shipped them to customers.
Product features of JM28 insulation bricks

- Excelente rendimiento de aislamiento térmico: Low thermal conductivity can effectively reduce heat loss and improve the thermal efficiency of the kiln.
- Alta resistencia a la temperatura: It can work stably in a high temperature environment of 1250°C for a long time.
- High strength and low volume density: Under the premise of ensuring strength, the load of kiln equipment is greatly reduced.
- Buena resistencia al choque térmico: It can withstand frequent temperature changes without cracking or peeling.
- Accurate size: Easy installation, tight splicing, and improved overall insulation effect.
JM28 brick production process

Raw material preparation
High-purity alumina powder and high-quality clay are selected as the main raw materials to ensure the chemical stability and high-temperature resistance of refractory bricks.
Mixing and molding
Use an automated mixing system to evenly mix the raw materials and form them through high-precision pressing equipment, so that each brick has high density and good strength.
Drying and firing
Adopt advanced high-temperature tunnel kilns to accurately control the firing temperature and time to ensure the complete sintering of the brick body and improve the high-temperature resistance and structural stability of the product.
Testing and packaging
Each batch of products must undergo a series of strict quality inspections such as size inspection, thermal conductivity test and compressive strength test before leaving the factory. The packaging adopts anti-collision and moisture-proof design to ensure the integrity of the product during transportation.
Wide application of JM28 insulation bricks

- High-temperature industrial kilns: such as glass kilns, ceramic kilns, tunnel kilns, etc..
- Heating furnaces and annealing furnaces: high-temperature heating equipment used in the steel, petroquímico, y otras industrias.
- Electric furnace lining: as the insulation layer of the electric furnace, it improves thermal efficiency and extends the service life of the furnace lining.
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