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Acid Resistant Castable Refractory Material

Acid Resistant Castable

Ac resistant castable is a type of refractory castable material that is specifically designed to withstand the corrosive effects of acids. It is used in applications where the lining or structure comes into contact with acidic substances, such as in chimneys, flue gas desulfurization systems, chemical reactors, and acid storage tanks.

  • Payment :

    In Advance
  • Product Origin :

    China
  • Shipping Port :

    Shanghai Port
  • Lead Time :

    15 Working days

Product parameters:

Index DMAR-1.6 DMAR-1.8 DMAR-2.0
SiO2(%)≥ 45 48 52
Bulk Density (g/cm3)≥ 1.6 1.8 2
Cold Crushing Strength (MPa) ≥ 5 8 10
Acid resistance (%)≥ 95 95 95
Thermal Conductivity(350±25℃,W/m·k)≤ 0.5 0.55 0.6
Application (℃) 800 900 1000

Acid resistant castables are formulated with a combination of refractory aggregates, binders, and additives that provide excellent resistance to acid attack. The specific composition may vary depending on the type and concentration of the acids present in the environment.

key characteristics:

  1. Acid resistance: Acid resistant castables are formulated to resist the corrosive effects of various acids, including sulfuric acid, hydrochloric acid, phosphoric acid, and nitric acid. They are resistant to acid penetration, erosion, and chemical reactions with the lining material.

  2. High-temperature stability: Acid resistant castables are designed to maintain their integrity and resist acid attack even at high temperatures. They can withstand thermal cycling and exposure to high-temperature acidic environments without significant deterioration.

  3. Thermal shock resistance: These castables exhibit good resistance to thermal shock, allowing them to withstand rapid temperature changes without cracking or spalling.

  4. Mechanical strength: Acid resistant castables have sufficient mechanical strength to withstand the stresses and loads associated with the application. They should be able to withstand mechanical impacts, vibration, and thermal expansion/contraction without significant damage.

  5. Workability and installation: Acid resistant castables should have good workability, allowing them to be easily shaped and installed in the desired lining configuration. The castables are typically applied by pouring, gunning, or troweling, depending on the application and site conditions.

It's important to note that the selection of the appropriate acid resistant castable depends on the specific acid concentration, temperature range, and other factors of the application. Different types of binders and additives may be used to enhance the acid resistance and overall performance of the castable.

Proper installation techniques and curing procedures are important for achieving optimal performance of acid resistant castables. It's recommended to follow the manufacturer's instructions and guidelines for installation, curing, and maintenance to ensure the longevity and effectiveness of the acid resistant lining.

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