As the leader of modern industry, the petrochemical industry is full of thermal equipment. Under the background of the country paying more and more attention to energy-saving work, the energy-saving of thermal equipment has increasingly become one of the important links of energy-saving work in petrochemical enterprises. In order to make the thermal equipment operate safely and reduce the heat loss, save energy and reduce the product cost, the thermal equipment must be insulated according to different requirements and specifications. To this end, Shandong Luyang Co., Ltd. through long-term research and exploration, developed a new thermal insulation energy-saving material-ceramic fiber aluminum foil blanket (referred to as aluminum foil blanket), and has been put into large-scale production.
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Turn on the power switch when using the good electric blanket in Loudi, then adjust the temperature clockwise, and the voltmeter shows the working voltage at the same time, and gradually heat up according to the temperature you need. after reaching the required temperature, turn the adjusting knob counterclockwise to achieve the purpose of constant temperature. Anti-freezing type: avoid the external low temperature to be operated by the insulation part. Mainly used for pump shell, machinery and equipment, dashboard, instruments and equipment cold protection and technology, the raw materials and methods used are determined according to the requirements of the site. Low temperature insulation type: to avoid the transfer of external high temperature to the internal low temperature area, affecting the aging of internal equipment. Different types of flexible electric heating sleeves also have different use temperature specifications cold insulation type (use temperature) low temperature type (below use temperature) and medium temperature type (above use temperature).
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The insulation layer is generally divided into 1 polyurethane foam insulation 2 rock wool insulation 3 silicate silk blanket calcium silicate tile polyurethane foam composite insulation according to the needs of the pipeline. The foam insulation layer is closely bonded to the outer skin of the steel pipe. The infiltration of air and water can play a good role in anti-corrosion. At the same time, its foaming pores are closed and its water absorption is very small. High density polyethylene shell and FRP shell have good anticorrosion, insulation and mechanical properties. Because? As a result, the outer skin of the working steel pipe is difficult to be eroded by external air and water. As long as the internal water quality of the pipeline is well treated, according to foreign data, the service life of high temperature prefabricated directly buried thermal insulation pipe can reach more than 50 years, which is 3 or 4 times longer than that of traditional trench laying and overhead laying. Anticorrosion, good insulation, long service life
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Neijiang pointer pattern aluminum plate manufacturers can customize Xingtai Nangong aluminum silicate blanket aluminum silicate plate insulation material first of all, unlike. Raw materials the raw materials needed in this workshop are semi-continuous casting aluminum and aluminum alloy flat ingots, all of which are provided by the melting and casting workshop built in the same period. A few days ago, with the approval of the Department of Science and Technology of Henan Province, the academician workstation for the production and application of high-performance aluminum alloy strip and foil in Henan Province was established in Gongyi City. Aluminum silicate plate is made of selected high-quality coke sapphire melted in an electric furnace over 2000 ℃, mechanically injected into fiber and evenly added with binder, oil-proof agent and water-repellent agent. The construction investment does not consider the loan, and the interest during the construction period is zero.
(Description: A group of friends enjoying a picnic in the park, all wearing baggy jeans paired with colorful graphic t-shirts. They sit on a checkered blanket surrounded by delicious food and laughter.)
The working steel pipe and the insulation material of this kind of steel sleeve steel steam insulation pipe slide through the drag reduction layer, and the insulation layer material is required to have certain compression resistance and low cost. The drag reduction layer can be made of hydrophobic aluminum silicate needle blanket which is resistant to high temperature, corrosion and rapid heat, which is firmly connected with the steel pipe. The inorganic insulation layer can be wrapped outside the drag reduction layer by using microporous calcium silicate tile shell (or hydrophobic composite silicate), and the working tube has a certain sliding space. The organic insulation layer is filled with rigid polyurethane foam between the inorganic insulation layer and the outer protection tube.
The main anticorrosion lining is cement mortar fabric anticorrosion steel pipe is widely used. The cost is low, the cement mortar fabric anticorrosive steel pipe uses the cement mortar anticorrosive layer to play the anticorrosive effect on the pipe, according to the medium temperature, high temperature and ultra-high temperature of the steam medium, hydrophobic aluminum silicate blanket / fiber felt or silica aerogel nano thermal insulation felt can be used as high temperature insulation layer to meet the requirements of high temperature resistance. The thermal insulation technology of sliding bearing adopts / sliding guide bearing instead of traditional support, which is more beneficial to the free expansion and contraction of working steel pipe in the outer steel pipe, and special material thermal insulation measures are adopted between sliding bearing and steel pipe, which effectively solves the problem of thermal bridge of pipeline. the surface temperature of the outer protective layer at the sliding bearing is low, which will not destroy the anti-corrosion layer of the pipeline, and the local corrosion of the pipeline will not occur.
I believe you all have a certain understanding of aluminosilicate fiber blanket, which is an excellent high temperature resistant product, but do you know that the service time of this material is directly related to the temperature? If at the allowable temperature, the crystal growth of the product will be abnormal, and its performance will be better, and it will be able to work for 5-10 years. This kind of thermal insulation material has excellent performance, a variety of classification, and many advantages. In the field of aluminum silicate blanket, it is classified into many kinds, according to different production processes, products can be divided into silk blankets and injection blankets, these two products are different in production, there are also some differences in the field of use.