Efficient Desulfurized gypsum board dryer from Government Authorized manufacturer
Desulfurized gypsum dryer :
The using of Desulfurized gypsum and prospects:
Desulfurized gypsum in the building materials industry is widely used, processed through different means, basically can replace most of the production of building materials with natural gypsum products.
Comprehensive treatment ofdomesticand application ofDesulfurized gypsumhas beenstarted,using theprospect oftremendousmarket opportunities,especially those thatlacknatural gypsumDesulfurized gypsum-richeconomically developed areas, theapplication ofprovenhigh gradeDesulfurized gypsumis avaluableresources, whichcan be adapted todifferent usesgypsum buildingproducts production, the treatedDesulfurized gypsumiseven betterthan naturalgypsumcementitious materials.Desulfurized gypsumby drying,dehydrationbecomeplaster, plasterproductscan be dividedaccording to:castingplaster, stuccoplaster, ceramicindustrialgypsum,plastercastingindustry, dentalmaterialswith plaster, orthopedicbandagemedicalplaster, coalfirewallstrengtheningLaneplaster,gypsumsoil improvement, etc.,the largest amount ofconstructionplaster(gypsum)
Desulfurized gypsum dryer Structure and composition :
Desulfurized gypsum dryer referred ZDSG Intermittent drum machine is mainly composed of gypsum powder steel wok stand, wok, wok built with lifting and conducting device, roller and rolling ring drive mechanism. Wok machine installed in the furnace, direct contact with the flame pot on pot heating, heat transfer to the pot will be heated gypsum and gypsum frying; wok machine using intermittent feeding the material, regular frying practices, This machine is the rotary dryer machine technology and food wok for frying on the basis of β-hemihydrate gypsum powder and architectural models gypsum powder and developed a wok machine. .
Desulfurized gypsum dryers' feather:
1, you can use chemical gypsum (gypsum, phosphogypsum, etc.) directly into β-fried hemihydrate gypsum powder;
2, from the process to ensure the calcined gypsum powder precise control frying time and temperature requirements;
3, wok machine outlet reasonable design, no dust pollution;
4, intermittent access to materials can be pressed fire shutdown, open the oven again three minutes after the fire can be put into normal operation;
5, supporting the gas stove or boiling furnace heating, recyclable its exhaust heat (boiling water or heated air);
Kefan company's Desulfurized gypsum drying, calcination process
Desulfurized gypsum application is mainstream after drying it as cement retarder; or calcination to β-hemihydrate gypsum, used in the manufacture of gypsum board, gypsum block, stucco plaster.
Desulfurized gypsum drying method:
Gypsum processing in different ways according to the heat transfer can be divided into direct and indirect method two kinds:
A. Direct Airflow Method
Direct airflow France is our extremely efficient use of heat and mass transfer of the "gas-solid cyclone" drying technology research development and design of a self-gypsum calcining process devices. The process unit has the following technical characteristics:
1) You can use a variety of heat sources, such as flue gas, coal gas, can also use steam or other energy conversion hot air.
2) equipment, compact structure, low investment, all of the system has been tested and corrected all the process parameters, and reliability.
3) Press the air temperature can be 180 °C slow low temperature calcination, the speed can be 300 °C calcination, calcination can be 580 °C quickly.
4) low energy consumption, burning heat consumption is not more than 350,000 kcal / t β plaster.
5) can produce dry gypsum hemihydrate gypsum can be produced, production of dry gypsum dihydrate air temperature just 120 °C, can take advantage of the low-temperature thermal power plant flue gas.
B. Indirect method of steam
Steam indirect method is a company based power plant's energy situation and environmental requirements, a set of self-research and development of design plaster drying, calcining process devices. The device will be easier to prolapse of the free water and water of crystallization is difficult prolapse split conducted in both devices to make it more reasonable, but also to facilitate adjustment of product structure and quality control. The device can produce dry gypsum (cement retarder), ultra-high-class product β plaster.The process unit has the following technical characteristics:
1) heat transfer area per unit volume of the device, equipment, compact structure, small footprint device.
2) heat utilization, β gypsum powder per ton steam consumption does not exceed 1t.
3) with the following 1.0MPa steam as a heat source to meet the requirements of gypsum dryer.
4) a waste heat recycling equipment, reducing system power consumption.
5) use of TEDA company developed and efficient gypsum plaster unloader dryer, it is not only to fill the gap, but also reached the level of similar foreign products, ensure that the system efficient and stable operation.
6) no secondary air dust pollution, exhaust emissions meet national environmental requirements.
Desulfurized gypsum dryer main technical parameter:
|type||Specification||Wok volume (m3)||Loaded estimate (t)||speed(r/min)||motor power(kw)||weight(t)|
Jinan Joysun Machinery Co., Ltd., relying on strong technical support, advanced production equipment, excellent processing technology and scientific detection methods, we ensure product quality and delivery time, and provide a fully optimized technical solution according to your requirements. Jinan Joysun Machinery Co., Ltd. for thawing of meat products and seafood, the equipment has stable performance, reliable quality and short thawing time. It is an ideal defrosting equipment for high-tech meat products, made of stainless steel, conforming to food production standard. Welcome new and old customers to inquire. Our international business covers customers all over the world. We have competitive prices and are proud of our excellent after-sales service. The working attitude of the company and the continuous improvement of the innovation concept will lead Tuo Bo and you to step into the brilliant future hand in hand and create a better future.
Through continuous exploration and practice, the company has developed the advantages of low investment, high efficiency, low operation cost, high product quality and convenient control and operation. The microwave frequency thawing equipment with microwave frequency of 915MHz and output power of 20kw-200kw is above. For food processing enterprises such as chain fast food industry in China, food thawing is provided, and the improvement of food thawing technology in China is also renewed. The benefit is not only "farsightedness", but also at the foot of the eyes. According to experts, the traditional food thawing are based on heat conduction method, material surface temperature is higher than the internal temperature in the thawing process, inevitably there will be drop loss, which will increase the business loss. If merchants use microwave dryer, Efficient microwave Desulfurized gypsum board dryer from Government Authorized manufacturer power, material temperature and transmission speed can be used to achieve adjustable linkage, and the overall heating process control advantages can greatly reduce material consumption and improve food utilization. In addition, as the microwave thawing only needs electricity, no need to consume a lot of water, in the low carbon era, this is not lost a recommended fashion trend.
microwave dryer is a new type of environmental protection drying method. When dry, Efficient microwave Desulfurized gypsum board dryer from Government Authorized manufacturer directly to the medium molecules converted into heat, because the Efficient microwave Desulfurized gypsum board dryer from Government Authorized manufacturer penetrating performance of heating medium and at the same time, no need to heat conduction, so the heating speed is very fast, the water content below 30% of the food, the drying speed can be shortened hundreds of times.
microwave dryer advantages of equipment
1, microwave dryer, short, fast
Conventional thermal sterilization is used to transmit heat from the surface of the food to the interior through heat conduction, convection, or radiation. It often takes a long time to get the germicidal temperature. The Efficient microwave Desulfurized gypsum board dryer from Government Authorized manufacturer is the direct interaction between microwave energy and microorganisms such as food and bacteria. The interaction between heat effect and non thermal effect can achieve fast warming and bactericidal action, and the processing time is greatly reduced. The sterilization effect of various materials is usually 3-5 minutes.
2, Efficient microwave Desulfurized gypsum board dryer from Government Authorized manufacturer low temperature sterilization keep the nutrition and traditional flavor The Efficient microwave Desulfurized gypsum board dryer from Government Authorized manufacturer is through special heat and non thermal effect sterilization, compared with conventional thermal sterilization, it can get the desired disinfection effect at relatively low temperature and short time. Practice shows that the general sterilization temperature can reach the effect at 75-80 degrees centigrade. In addition, microwave dryer processed foods can retain more nutrients and color, aroma, taste, shape and other flavors, and have puffing effect. For example, the vitamin C retained in vegetables treated by conventional heat treatment is 46-50%, while that in microwave treatment is 60-90%, while that in conventional heating is 58%, while that in microwave heating is 84%.
3 microwave dryer and Efficient microwave Desulfurized gypsum board dryer from Government Authorized manufacturer save energy Conventional thermal sterilization often has heat loss in the environment and equipment, and microwave is directly treated to food, so there is no extra heat loss. In addition, the conversion efficiency of the electric energy to the microwave energy is in the 70-80%, and the power is generally reduced to 30-50%.
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