Shanghai Hongji Ventilation Equipment Co., Ltd
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    Building A5, Lane 1518, Wangyuan South Road, Fengxian District, Shanghai
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Internal and external wall insulation board
Phenolic and polyurethane insulation board for internal and external walls Phenolic and polyurethane insulation board for internal and external walls
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Phenolic and Polyurethane Internal and External Wall Insulation Board

Phenolic and polyurethane insulation board for internal and external walls is a new type of internal and external wall insulation and fire protection material developed by our company according to the needs of internal and external wall insulation and fire protection board. It is a closed cell rigid foam plastic made of resin added with flame retardant, smoke suppressant, foam adhesive, curing agent and other additives. Its two sides are compounded by non-woven fabric. Its most prominent hotspots are non flammability, low smoke, and resistance to thermal insulation. It is far superior to other insulation materials in terms of insulation, waterproofing, and especially fire prevention. It overcomes the shortcomings of the original foamed plastic insulation material, such as flammability, smoke and deformation in case of heat, and retains the characteristics of the original foamed plastic insulation material, such as light weight and convenient construction.

Performance characteristics of phenolic and polyurethane insulation boards for interior and exterior walls

1. Good insulation, can greatly reduce heat loss

2. Completely non combustible, in line with modern building fire prevention requirements

3. Lightweight, can reduce building load, and easy to install

4. Durable and long-lasting

5. Significant advantages in energy conservation and environmental protection


Youshi Fiberglassair ductComposite glass wool board is cut with cutting tools, bonded, sealed with sealing tape, and reinforced. The double protective layer of the composite glass wool board is glass fiber cloth composite aluminum foil or the inner protective layer is glass wool board, and the outer protective layer is color steel plate. The glass wool board is formed by centrifugal method using glass fibers and resin glue, which are then hot pressed and cured to form.

Due to the porous lightweight material, low thermal conductivity, and high sound absorption coefficient of the composite glass wool board interlayer, the fiberglass composite air duct has good insulation and noise reduction performance; At the same time, air ducts have the characteristics of light material, short construction period, fire and moisture resistance, no harmful volatiles, beautiful appearance, long service life, and low cost.

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