SZG Double Cone Vacuum Dryer is a new generation of drying device developed by our factory in combination with the technology of similar domestic products. The double cone vacuum has a two-stage elastic connection mode of belt and chain, so the equipment runs smoothly.
The specially designed tooling fully reflects the good concentricity of the two shafts, and the heat medium and vacuum system adopt reliable technical rotary joints.
As a drying equipment manufacturer, we serve users with more than 100 units per year. Our products include high-temperature heat transfer oil as the heat medium, medium-temperature steam and low-temperature hot water.

Working Principle
* Heat energy (such as hot water, low pressure, steam or heat transfer oil) is passed into the closed interlayer, and the heat is transferred to the dried material through the inner shell.
* Driven by power, the tank body rotates slowly, and the materials in the tank are continuously mixed to achieve the purpose of intensified drying.
* The material is in a vacuum state, and the vapor pressure drops so that the water (solvent) on the surface of the material reaches a saturated state and evaporates, and it is discharged and recovered by the vacuum pump in time. The water (solvent) inside the material continuously infiltrates, evaporates and discharges to the surface. The three processes are continuously carried out, and the material achieves the purpose of drying in a short time.
Main Features
* When oil is heated, it adopts automatic constant temperature control, which can dry biochemical products and mineral raw materials, and the temperature can be between 20 and 160 ℃.
* High thermal efficiency, more than 2 times higher than ordinary oven.
* Indirect heating, the material will not be contaminated and meet the "GMP" requirements. The maintenance and operation of the equipment are simple and easy to clean.
Applications
SZG double cone vacuum dryer is suitable for the concentration, mixing, drying of powder, granular and fibrous materials in the chemical, pharmaceutical, food and other industries, and materials that require low-temperature drying (such as biochemical products, etc.). It is more suitable for easy oxidation, volatile, heat sensitivity, strong stimulation, Drying of toxic materials and materials that are not allowed to destroy crystals.

Technical Parameters
Item\Model | SZG-100 | SZG-350 | SZG-500 | SZG-750 | SZG-1000 | SZG-1500 | SZG-2000 | SZG-3500 | SZG-4500 | SZG-5000 |
Inside Volume of Tank(L) | 100 | 350 | 500 | 750 | 1000 | 1500 | 2000 | 3500 | 4500 | 5000 |
Practical Loading Volume (L) | ≤50 | ≤175 | ≤250 | ≤375 | ≤ 500 | ≤750 | ≤1000 | ≤1750 | ≤2250 | ≤2500 |
Heatint Area(m2) | 1.16 | 2 | 2.63 | 3.5 | 4.61 | 5.58 | 7.5 | 11.2 | 13.1 | 14.1 |
Rotary Speed(r.p.m.) | 4-6 | |||||||||
Power of Motor(kw) | 0.75 | 1.1 | 1.5 | 2 | 3 | 3 | 4 | 5.5 | 7.5 | 11 |
Occupied AreaLxW(mm) | 2160x800 | 2260x800 | 2350x800 | 2560x1000 | 2860x1300 | 3060x1300 | 3260x1400 | 3760x1800 | 3960x2000 | 4400x2500 |
Rotating Height (mm) | 1750 | 2100 | 2250 | 2490 | 2800 | 2940 | 2990 | 3490 | 4100 | 4200 |
Design Pressure for Inside of Tank (MPa) | -0.1-0.15 | |||||||||
Design pressure of jacket (MPa) | ≤0.3 | |||||||||
Working Temperature(°C) | Ttank Inside≤85 Jacket≤140 | |||||||||
Model of Vacuum Pump (with condenser) | 2X-15A | 2X-15A | 2X-30A | 2X-30A | 2X-70A | JZJX300-8 | JZJX300-4 | JZJX600-8 | JZJX600-4 | JZJX300-4 |
Model Power | 2KW | 2KW | 3KW | 3KW | 505KW | 7KW | 9.5KW | 11KW | 20.5KW | 22KW |
Power of Vacuum | SK-0.4 | SK-0.4 | SK-0.8 | SK-1.5 | SK-1.5 | SK-3 | SK-6 | SK-6 | SK-9 | SK-12 |
Model Power | 1.5KW | 2.2KW | 2.2KW | 4KW | 4KW | 5.5KW | 11KW | 11KW | 15KW | 18.5KW |
Weight (kg) | 800 | 1100 | 1200 | 1500 | 2800 | 3300 | 3600 | 6400 | 7500 | 8600 |
Notes: The volume coefficient of the material before and after drying is greatly increased or reduced.
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