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Boiler metal equipment insulation material ceramic fiber paper

Release Time: 2026-03-16
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Boiler metal equipment insulation material ceramic fiber paper? Ceramic fiber paper is a thin and high-temperature resistant material made mainly from selected aluminum silicate ceramic fiber cotton and processed by wet forming technology. It improves the slag removal and drying process on the basis of traditional technology, and has the characteristics of asbestos free, uniform fiber distribution, white color, no layering, less slag balls, flexible and adjustable bulk density, good elasticity, and strong mechanical processing ability. Regarding the ceramic fiber paper used for insulation of boiler metal equipment, this is a professional thin insulation sealing material launched by Rosewool Insulation Refractory Co.,Ltd. for high-temperature parts of boiler systems in the power and petrochemical industries.
                                                                       

Application of Ceramic Fiber Paper in Boiler Metal Equipment:
  • Boiler expansion joint sealing
  • Flange and valve sealing gasket
  • Insulation and heat insulation of electric heating elements
  • Sealing of furnace doors and manhole doors

What are the functional advantages of ceramic fiber paper insulation materials?

1. Significant energy-saving effect: The low thermal conductivity of ceramic fiber paper significantly reduces the heat loss of boiler metal equipment, thereby reducing energy consumption and improving energy utilization efficiency. For boiler equipment that requires long-term operation, the energy-saving effect is particularly significant.
2. Improving equipment lifespan: Ceramic fiber paper can resist the high temperature and corrosive media inside the boiler, protect the metal equipment of the boiler from damage, and extend the service life of the equipment.
3. Convenient construction: Ceramic fiber paper is easy to cut and punch, and can be customized according to the shape and size of boiler metal equipment, making construction and installation convenient and fast. Meanwhile, its lightweight texture also reduces the difficulty and cost of construction.
4. Environmental protection and safety: Ceramic fiber paper is asbestos free, harmless to human health and the environment, and meets the requirements of modern industry for environmental protection. Meanwhile, its excellent electrical insulation performance also ensures the safe operation of boiler metal equipment.

Ceramic Fiber Paper Technical Parameters

Classification Temperature 1260℃
(2300℉)
1430℃
(2600℉)
Bulk density (kg/m3) 200-250
(13-16 lb/ft3)
Organic content(%) 6-8
Thermal conductivity(w/m.k)   0.075-0.085 (200℃ /392℉)
  0.115-0.121 (400℃/752℉)
   0.165-0.175 (600℃/1112℉)
Moisture Content(%) ≤1 ≤2
Chemical composition
(%)
Al2O3 45-46 38-47
SiO2 51-52 51-52
ZrO2   15-17
Size(mm) 100000*610/1220*0.5(24′/48′ width)
60000*610/1220*1(24′/48′ width)
30000*610/1220*2(24′/48′ width)
20000*610/1220*3(24′/48′ width)
15000*610/1220*4(24′/48′ width)
12000*610/1220*5(24′/48′ width)
10000*610/1220*6(24′/48′ width)
Packing By Carton with plastic bag


Ceramic fiber paper is mainly used as a high-temperature sealing gasket, insulation lining, thermal expansion compensation layer, and anti-corrosion isolation layer in the application of boiler metal equipment. Ceramic fiber paper can withstand high temperatures up to 1260 ℃ and has a flexible texture, making it easy to cut and process, and convenient to construct. Rosewool Insulation Refractory Co.,Ltd. has advanced production equipment and a complete quality control system to ensure product stability and reliability. At the same time, we provide professional pre-sales and after-sales technical support, and can customize solutions according to customer needs, making us a high-quality choice in areas such as boiler insulation.

 

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