performance and flow field measurement in a turbo air classifier. Air inlet velocity is held constant at about 8 m/s, and the intensity of the vortex is the least at a rotation speed of 600 r/min. Also air inlet velocity is held constant at about 18 m/s, and the intensity of the vortex is the least at a rotation speed of 1200 r/min. 4.

Air Classifier for Fine Products. NETZSCH Ecutec´s Scirocco air classifiers have been developed for the production of fines from 6 -150 μm. The Scirocco belongs to the family of turbo classifiers with turbulent airflow, also called centrifugal classifiers. These classifiers achieve a very high yield at a low specific energy consumption.

Radial velocity distribution in a turbo air classifier equipped with a positively bowed guide blade is shown when a rotary speed of the rotor cage is 600 r/min and wind …

The Alpine TTC Turbo Twin Air Classifier is high efficient and reliable particle size separation system that uses a patented geometric classifier wheel designed for high yields and narrow particle cut points. The classifier wheel is able to achieve tip speeds up to 120 meters/second. Superfine powders in the range of down to D97 = 2 µm.

Alpine TTC Turbo Twin air classifier. Reliable, high-efficiency particle-size separation system with patented geometric classifier wheel, designed for high yields and narrow particle cut points.

Turbo Twin Double TTD. High fines yield and maximum fines capacity, with a single classifier wheel. Superfine powders in the range of d 97 = 3 µm to d 97 = 45 µm. Classifying wheel supported in bearings on both sides. Double flooded fine material outlet. Optimized feed material supply direct to the classifier wheel. Compact and functional …

NETZSCH Ecutec´s Mistral Turbo Air Classifiers have been designed to produce ultra-fine products down to d 98 < 3.5 μm on an industrial scale and a highly competitive energy consumption.

In this paper, the volute design theory of turbine is introduced and applied to the turbo air classifier, combining its classification characteristics. A logarithmic spiral volute design method for the turbo air classifier is proposed.

Turbo-Mill [Fine Pulverizer, Mechanical mill] The pulverizing mechanism of Turbo-Mill is due to the percussion caused by high speed revolution of the wings, the innumerable ultra-violent vortexes which break out behind the revoluted wings, and the high-frequency-vibrating air caused by these vortexes, besides the usual pulverizing mechanism of …

Due to the inadequate pre-dispersion and high dust concentration in the grading zone of the turbo air classifier, a new rotor-type dynamic classifier with air and material entering from the bottom was designed. The effect of the rotor cage structure and diversion cone size on the flow field and classification performance of the laboratory-scale classifier was …

1. Introduction The dynamic classification of ultra-fines with a certain particle size distribution has been a subject of great interest over the past decade due to the …

ACM 2 and 5 for laboratory and small-batch production. With the newly developed easy-clean concept, the Mikro ACM machine sizes 2 and 5 offer a high degree of user-friendliness and a minimum of cleaning effort when …

The structural scheme of the turbo air classifier used in the present study is shown in Fig. 1-(a).The main geometric dimensions and symbols of the turbo air classifier are as follows: (1) the air inlet is 96 mm in height and 62 mm in width (labeled as a and b, respectively); (2) the outer and inner boundary radii of the rotor cage, R 1 and R 2 are …

zone. In this sense, Turbo Classifier can ach-ieve the highly precise classification as fol-lows. The primary dispersion mechanism of Turbo Classifier almost evenly disperses the powder which is inhaled together with air to the direction of the circumference, by means of the radial dispersion blades and grooves.

A new dynamic air classifier was designed to address the problems of uneven material dispersion and high dust concentration in industrial applications of turbo air classifiers.

The patented classifying wheel geometry of the Turbo Twin permits high throughput rates and loading factors at high fineness values of up to d97 = 3.0 μm. Due to the low pressure drop of the TTD, this machine is characterised by its high energy efficiency. Savings of up to 25 % are possible. The classifying wheel is supported in bearings on ...

The feed rate of the air classifier is in range between 2 and 6 kg/h, which is the function of bulk density. Rotor speed varies between 2500 and 15,000 rpm and air flow rate is in range between 5 and 30 m 3 /h. The target size of the classification can be adjusted with the air flow rate and rotor speed. Fig. 2 illustrates the internal structure ...

Air Knife With Classifier Screener. used. Used Classifier Screener included Used Air Knife Classifier specs: S/N 1281, Voltage is 230/460, Motor HP .23, Screen Dimensions 24"L x 13"W, In-Feed Height 28", Discharge Height 39", Number of Decks is 1, Number... United States. Click to Request Price.

A new dynamic air classifier was designed to address the problems of uneven material dispersion and high dust concentration in industrial applications of turbo air classifiers. This paper presents a study on the use of guide cones in the new dynamic air classifier. The ANSYS-Fluent 19.2 software was implemented to simulate the airflow in …

Selecting the optimal classification technology requires a thorough knowledge of your material and the options available.

1. Introduction. As the important air classification equipment, turbo air classifier is widely used in a variety of fields, such as building materials, chemical industry, food and medical industry, etc. [1], [2].With the rapid development of materials science, higher demand for classification efficiency and accuracy has been raised [3].For air …

In the turbo air classifier, the fish-hook effect may be attributed to the increase in rotational speed and feed powder with smaller sizes. This results in a low efficiency of classification . Figure 12 shows an elemental spectrum from EDS (Energy Dispersive Spectroscopy) analysis of the SAC305 lead-free solder fine powder product. …

Classification & Separation. Hosokawa's classifiers are engineered to meet industry's increasing need for finer particles and more narrow particle size distribution. Our classifiers are designed to consistently produce …

The schematic diagram of the turbo air classifier used in the present study is shown in Fig. 1.The main geometric dimensions of the classifier are as follows: (1) the outer and inner semidiameters of the rotor cage are 106 and 76 mm respectively; 24 blades are radially installed and evenly distributed across the circumference of the rotor cage; (2) …

The present study mainly investigates the air flow field in an improved turbo air classifier, and neglects the particle effect on the air flow field (the particle …

In order to investigate the production efficiency of ultrafine powder and improve the classification performance in a turbo air classifier, two process parameters …

The structure of the turbo air classifier is shown in Fig. 2.The width and height of the tangential air inlet are 80 mm and 140 mm, respectively. The rotor cage is the core component for separating the coarse and fine particles, and 24 pieces of blades are uniformly arranged along the circumference of the rotor cage.

Turboplex ATP. Einradsichter bzw. Mehrradsichter zum Feinstsichten. Superfeine Pulver im Feinheitsbereich von d 97 = 5 – 10 µm, in NG-Ausführung sind Feinheiten bis zu d 97 = 2 µm (d 50 = 0,3 µm) erreichbar. Spritzkornfreies Arbeiten im gesamten Trennbereich. Integrierter Grobgutsichter zur Steigerung der Trenngrenze.

with size range 25–40 m were obtained when the turbo air classifier was operated at rotor speed 406 RPM, the feed rate 4 kg/h, and the air velocity 5 m/s. The smallest cut size of the classifier was about 27.8 m. Keywords: powder classification; turbo air classifier; cut size; SAC305; DOE 1. Introduction

Air Classifier is the process in which fine particles are separated by utilizing the opposing forces of centrifugal force and aerodynamic drag. An air classifier can precisely, predictably, and efficiently sort particles by mass, resulting in a coarse particle fraction and a fine particle fraction. A variety of classification rotor are ...