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Low-cement Prefab Wholesale

Home / Products / Monolithic Refractories / Low-cement Prefab
  • Low-cement Prefab
  • Low-cement Prefab
  • Low-cement Prefab
  • Low-cement Prefab

Low-cement Prefab

Application: Mainly for heating furnaces, annealing furnace trolleys, and other thermal equipment.

Property: High compression strength,  greatly elevated temperature property, and convenient masonry.
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Typical Chemical and Physical Index:

High Aluminium Low Cement Precast

Mullite Low Cement Precast

Corundum Low Cement Precast

Use Temperature (℃)

1500

1550

1750

Bulk Density (g/cm³)

2.2-2.6

2.8

2.9

Reburning Line Change ℃× hr % ≤

1400×3  ±0.5

1450×3  ±0.5

1650×3  ±0.5

Compression Strength (Mpa)

110℃×24h 25.4

110℃×24h 30

110℃×24h 35

 

1350℃×3h 51.7

1400℃×3h 55

1400℃×3h 65

Flexural Strength (Mpa)

110℃×24h 5

110℃×24h 6

110℃×24h 6.7

 

1400℃×3h 7

1400℃×3h 8

1400℃×3h 8.9

Thermal Conductivity (w/m.k)

1000℃  0.77

 

 

 

1200℃  1.06

 

 

Al2O3≥ %

63.6

75

90


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Company
Dongtai Hongda Heat Resistant Material Co., Ltd.
Dongtai Hongda Heat Resistant Material Co., Ltd. is China Low-cement Prefab Manufacturers and Wholesale Low-cement Prefab Suppliers dedicated to the research and development of high-grade insulating refractory products, specializing in the petrochemical, metallurgy, ceramics, new energy, electronics, mechanical heat treatment and other industries. It provides high-quality HJM series of insulating refractory products and amorphous castables.
Founded in 2008 with a registered capital of 20 million yuan, the company is located in Dongtai, Jiangsu Province, the home of China's refractory materials, with a beautiful environment and convenient transportation.
With a complete quality control and assurance system and in strict accordance with the American ASTM standard organization of production, the company has passed the ISO 9001:2015 quality certification in 2010, the ISO 14001:2015 environmental certification in 2019, the ISO 45001:2018 occupational health certification in 2022, achieving total quality management of the production process. We have a variety of domestic advanced manufacturing equipment, including automatic batching and molding lines, 1500 high-temperature tunnel kilns, 1700 shuttle kilns, machining equipment, product firing temperature range from 1200℃ to 1800℃, the current production capacity of 20,000 tons of insulation materials.
The company has the right to import and export agents around the world. Our products not only enjoy a high reputation in the country, but are also exported to Italy, Britain, Spain, South Korea, Japan, India, and other countries and regions by both domestic and foreign customers.
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Performance characteristics of Low-cement Prefab

Low-cement Prefab, that is, low-cement prefabricated components, is a new type of building material that has caused heated discussion in the construction field. Its unique performance characteristics make it popular in modern construction projects.
High strength and durability
The material of Low-cement Prefab uses concrete with a low cement ratio. Although the cement is reduced, the selection of other materials and high-quality manufacturing make it still have excellent strength and durability. Compared with traditional concrete building materials, low-cement precast components can better withstand external loads, thereby improving the overall structural strength of the building and extending its service life.
Lightweight design and high performance
Low-cement prefabricated components have lightweight design features, which means that their relatively light weight can provide stronger support. This not only helps to reduce the overall weight of the building and reduce the burden on the foundation, but also brings higher benefits in terms of transportation and installation. Lightweight design also allows for more flexible space planning in buildings and reduces land and foundation requirements.
Environmental protection and sustainability
The manufacturing process of low-cement precast components is more environmentally friendly than traditional concrete building materials. The use of advanced production technology and efficient production equipment reduces resource waste and energy consumption. In addition, due to the low cement ratio, the carbon dioxide emissions generated during its manufacturing process are also relatively low, which helps to reduce the negative impact of the construction industry on the environment and is in line with the concept of sustainable construction.
Excellent thermal and sound insulation properties
The material of the low-cement precast elements has excellent thermal and acoustic insulation properties. Its dense structure and high-quality raw materials make the building better resistant to external temperature changes and reduce indoor temperature fluctuations. At the same time, this building material can effectively reduce the transmission of sound and provide a quieter indoor environment, which is in line with modern people's pursuit of comfortable living spaces.
Flexible design and customization
Low-cement precast components are not only superior in performance but also offer great flexibility in design. Architects and designers can flexibly customize the shape, size and surface treatment of components according to the special needs of the project to achieve a more personalized building appearance. This provides greater space for the aesthetics of the building, allowing the building to better integrate into the surrounding environment and meet the design requirements in different scenarios.