Changzhou Bangyuan Drying Machinery Co., Ltd
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SZG series double cone rotary vacuum dryer
Product Overview: The double cone rotary vacuum dryer is a device that introduces thermal energy (such as hot water, low-pressure steam, or thermal oi
Product details

Product Overview
The SZG double cone vacuum dryer is a new generation drying device developed by our factory in combination with similar domestic product technology. The double cone vacuum adopts a belt chain elastic connection method, so the equipment runs smoothly. The specially designed process fully reflects the good concentricity of the two shafts, and reliable mechanical seals or American technology rotary joints are used for both the heat medium and vacuum system. On this basis, we have developed SZG-A, which can achieve both stepless speed regulation and constant temperature control.
As a professional drying equipment manufacturer, our products range from high-temperature heat transfer oil as the heat medium, medium temperature steam, and low-temperature hot water. When drying viscous materials, our factory will specially design a "copying plate" mechanism or set up ball bearings inside the tank for you.

working principle
Heat energy (such as hot water, low-pressure steam, or thermal oil) is introduced into the sealed interlayer, and the heat is transferred to the dried material through the inner shell.
Under the power drive, the tank rotates slowly, and the materials inside the tank continuously mix, thereby achieving the purpose of strengthening drying.
The material is in a vacuum state, and the decrease in vapor pressure causes the water (solvent) on the surface of the material to reach saturation and evaporate, which is promptly discharged and recovered by a vacuum pump. The water (solvent) inside the material continuously permeates, evaporates, and is discharged from the surface, achieving the drying goal in a short period of time.
Adapt to materials
Suitable for the concentration, mixing, drying of powders, granules, and fibers in industries such as chemical, pharmaceutical, and food, as well as materials that require low-temperature drying (such as biochemical products). More suitable for drying materials that are easily oxidized, volatile, heat sensitive, strongly irritating, toxic, and materials that do not allow crystal destruction.

Installation demonstration

双锥回转真空干燥机安装示范
Performance characteristics
When oil is heated, automatic constant temperature control is used to dry biochemical products
◎ With mineral raw materials, the temperature can be between 20 and 160 degrees CelsiusoBetween C.
High thermal efficiency, more than twice as high as a typical oven.
Indirect heating. The material will not be contaminated and meets the requirements of "GMP". The equipment maintenance operation is simple and easy to clean.
Recommended process placement demonstration solvent recovery process placement.
Structural schematic diagram

双锥回转真空干燥机结构示意图
technical specifications

Name/Specification 100 350 500 750 1000
Tank capacity 100 350 500 750 1000
Loading capacity (L) ≤50 ≤175 ≤250 ≤375 ≤500
Heating area (m2) 1.16 2 2.63 3.5 4.61
Rotational speed (rpm) 4 - 6
Motor power (kw) 0.75 1.1 1.5 2 3
Floor Area Length x Width (mm) 2160×800 2260×800 2350×800 2560×1000 2860×1300
Rotation height (mm) 1750 2100 2250 2490 2800

Design pressure inside the tank (Mpa)

-0.1-0.15
Design pressure of jacket (Mpa) ≤0.3
Working temperature(oC) Can interior ≤ 85, jacket ≤ 140
When using a condenser, a vacuum pump, 2X-15A 2X-15A 2X-30A 2X-30A 2X-70A
Model, power 2KW 2KW 3KW 3KW 505KW
When not using a condenser, a vacuum pump, SK-0.4 SK-0.8 SK-0.8 SK-2.7B SK-2.7B
Model, power 1.5KW 2.2KW 2.2KW 4KW 4KW
Weight (kg) 800 1100 1200 1500 2800

Name/Specification 1500 2000 3500 4500 5000
Tank capacity 1500 2000 3500 4500 5000
Loading capacity (L) ≤750 ≤1000 ≤1750 ≤2250 ≤2500
Heating area (m2) 5.58 7.5 11.2 13.1 14.1
Rotational speed (rpm) 4 - 6
Motor power (kw) 3 4 5.5 7.5 11
Floor Area Length x Width (mm) 3060×1300 3260×1400 3760×1800 3960×2000 4400×2500
Rotation height (mm) 2940 2990 3490 4100 4200

Design pressure inside the tank (Mpa)

-0.1-0.15
Design pressure of jacket (Mpa) ≤0.3
Working temperature(oC) -0.1-0.15
When using a condenser, a vacuum pump, JZJX300-8 JZJX300-4 JZJX600-8 JZJX600-4 JZJX300-4
Model, power 7KW 9.5KW 11KW 20.5KW 22KW
When not using a condenser, a vacuum pump, SK-3 SK-6 SK-6 SK-9 SK-10
Model, power 5.5KW 11KW 11KW 15KW 18.5KW
Weight (kg) 3300 3600 6400 7500 8600

Note: For materials with significant volume changes before and after drying, the loading coefficient can be appropriately increased or decreased.

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