Why do rubber and plastic insulation materials condense
Release time:2019-09-03
Rubber and plastic thermal insulation material is convenient to construct, clean and beautiful in appearance and free from pollution. It is a high quality new generation of thermal insulation material across the century. It can achieve the effect of reducing cold loss and heat loss. It is widely used in central air conditioning, construction, chemical industry, vehicles, electrical appliances and other industries. After the installation of rubber and plastic thermal insulation materials, some projects will have condensed water on the outer surface of pipelines or air ducts during equipment operation, which is called condensation phenomenon, the reason is because:
1. When the temperature of the outer surface of the insulation layer is less than the dew point temperature of the air, the water vapor in the air will adhere to the outer surface of the cold insulation layer, which accelerates the heat transfer and leads to the failure of the system.
2. The design thickness is not enough, and the cold insulation layer cannot be effectively insulated, resulting in low temperature on the outer surface of the insulation layer, which is lower than the dew point temperature of the air
3. Construction and installation defects, defects in construction will directly form a cold bridge, causing the outer surface temperature to be lower than the dew point temperature
4, abnormal weather conditions, such as excessive humidity in the air, sometimes also produce this phenomenon.

The rubber-plastic insulation pipe has high elasticity, so it can reduce the vibration and resonance of the chilled water and hot water pipes to a greater extent. Rubber insulation pipe has good winding and toughness, easy to deal with bending and irregular pipe construction, and can save labor and material. Therefore, the rubber and plastic insulation pipes on the market are also mixed, so when choosing, we should consider the following elements: fire resistance, corrosion resistance and aging resistance, low density, extremely light weight, wide applicable temperature range, environmental protection, etc.
It should be noted that special rubber and plastic insulation pipes should be purchased according to the on-site installation environment at the time of purchase. Only in this way can the material be guaranteed not to be prone to corruption and long-term use. At the same time, the desired effect can also be obtained in the insulation effect, ensuring that the cables distributed in the pipelines will not be prone to oxidation and other problems, and the patency of natural lines will be very high.
Hubei Ovis Energy Saving Technology Co., Ltd. is a professional rubber and plastic insulation manufacturer. It mainly produces rubber and plastic boards, rubber and plastic pipes, high-pressure polyethylene, composite veneer rubber and plastic, rock wool products, rubber and plastic aluminum foil, glass wool products, adhesive rubber and plastic insulation boards and other rubber and plastic insulation board products. It has passed flame retardant certification, better insulation performance, customized on demand, excellent quality, sufficient inventory, high quality and environmental protection, and worth choosing.
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