Plastic Castable

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Insulation and Refractory Materials

plastic castable refractory
castable Plastic
refractory plastic
plastic refractory for boiler
plastic castable refractory
castable Plastic
refractory plastic
plastic refractory for boiler
Plastic Castable

Laurel Plastic castable is an unshaped refractory material that features unique plasticity. It is generally made by mixing refractory aggregates, binders, additives, and an appropriate amount of water. The aggregates usually select high-temperature resistant raw materials such as bauxite and corundum, endowing the material with excellent heat resistance so that it can withstand high-temperature working conditions without being easily deformed or damaged. The binder plays a crucial role in bonding all components together, ensuring the integrity and stability of the material after molding. Additives are used to optimize its performance, for example, enhancing thermal shock resistance and abrasion resistance. Its most prominent feature is that before construction, it can be kneaded and extruded by hand or machine into any shape, closely fitting complex parts such as furnace linings and pipelines. It is convenient for construction, and after molding, it has a firm structure. It is widely applied in high-temperature equipment in industries such as metallurgy, building materials, and power, contributing to the stable operation of these industries.

Product Details





Plastic castable has the following characteristics:


1. Good Plasticity: Under a certain external force, plastic castable can be easily shaped into various forms to meet different construction requirements. This enables it to closely conform to complex molds or the surfaces of equipment.

2. High Strength: After proper curing or heat treatment, the formed plastic castable can obtain high mechanical strength, including compressive strength, flexural strength, etc., which is sufficient to withstand various external forces and loads during use.

3. High Temperature Resistance: Plastic castable is usually made of high-temperature resistant raw materials and has good high-temperature resistance. It can maintain stable physical and chemical properties in a high-temperature environment and is not prone to softening, deformation or melting.

4. Strong Thermal Shock Resistance: Plastic castable can withstand sudden changes in temperature without obvious cracks or spalling, and has strong thermal shock resistance. This allows it to maintain good performance even under working conditions of frequent heating and cooling.

5. Good Abrasion Resistance: Plastic castable has high hardness and abrasion resistance, and can resist the scouring, friction of materials, and mechanical wear, thus extending its service life, especially suitable for parts with severe wear.

6. Good Integrity: Plastic castable can be integrally formed during the construction process, avoiding the gaps caused by the splicing of traditional materials. Therefore, it has good integrity and sealing performance, which can effectively prevent the leakage of high-temperature gases, liquids, or dust.

7. Convenient Construction: The construction of plastic castable is relatively simple. It can be constructed by means of manual smearing, ramming, or mechanical spraying, etc. It has high construction efficiency, can shorten the construction period, and reduce the construction cost.

8. Repairability: During use, if the plastic castable is partially damaged, it can be easily repaired. Just clean the damaged part and then smear or fill in new plastic castable, without the need for large-scale demolition and replacement of the entire structure.

Table parameters


ItemLAPC65LAPC75LAPC80LAPC95
Service Temp ℃ 1550160016501700
Bulk Density (g/cm3)  (Dried at 110℃)2.42.52.62.8
CCS(Mpa) 110℃30354050
1100℃45455065
1500 ℃50506070
MOR(Mpa)110℃ 891012
1100℃9101113
1500℃10111214
Max Grain Size (mm)5555
Chemical Analysis(%)Al2O365

75

8090
Fe2O3
22
1.81.5
Mixing LiquidShall be supplied with the castable powder


Features

★ Excellent Plasticity

★ Excellent high Temperature Resistance

★ Excellent Wear Resistance

★ Excellent Corrosion Resistance


Plastic castable, by virtue of its excellent properties, finds wide application in numerous crucial industrial fields. In the metallurgical industry, whether it is blast furnaces, converters or electric furnaces, the complex and high-temperature smelting environment causes great wear and tear on the furnace linings. Plastic castable can conform to the irregular surfaces of the furnace linings thanks to its plasticity, forming a protective layer that is resistant to high temperature and erosion, ensuring the efficient and continuous progress of smelting operations. In the building materials field, during the production of cement rotary kilns and glass kilns, high-temperature materials frequently rub against the kiln walls. Plastic castable can effectively resist abrasion and maintain a stable high temperature inside the kilns, facilitating the production of high-quality building materials. In the power industry, boilers in thermal power plants and waste incinerators face multiple challenges such as high temperature, corrosion and scouring. Plastic castable is used in the construction of furnace walls and flues. With its integrity, it prevents heat loss and medium leakage, ensuring the smooth conversion of energy. In the chemical industry, it is even more indispensable. Inside cracking furnaces and gasifiers, high temperature and high pressure are accompanied by complex chemical corrosion. The thermal shock resistance and chemical corrosion resistance of plastic castable fully demonstrate their advantages, safeguarding the smooth progress of chemical processes and truly meeting the urgent needs of various industries for the protection of high-temperature equipment and stable operation.

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