Mechanical Sieve Shaker

What is a mechanical sieve shaker?

Mechanical Sieve Shaker is used for particle size classification and sieving of granular and powdered materials. Its sieve mesh range can be flexibly adjusted according to the standard sieve configuration, with common mesh sizes covering 20 to 500 mesh (approximately 850 μm to 25 μm), depending on experimental requirements. It can be equipped with micron-level precision sieves to achieve finer particle size separation.

Mechanical sieve shakers allow for selection of appropriate equipment based on material properties. When sample sizes are minimal or only quick and simple particle size checks are required, test sieves are a reliable choice due to their operational flexibility. For easily agglomerated, statically charged, or high-precision fine powders, ultrasonic sieves are the best choice, as their high-frequency vibrations effectively deagglomerate and ensure sieving accuracy. When handling sticky particles that easily clog the screen, impact sieves effectively prevent sieve clogging through their combined rotational and impacting motions. For general-purpose particles, especially those with higher specific gravity or requiring a certain impact force, top-impact sieves offer efficient sieving through their up-and-down impact and horizontal rotational motions.

Video of mechanical sieve shaker

Types of Mechanical Sieve Shakers

Mechanical sieve shakers come in many types, and can be divided into four types according to the different structures of the equipment components: test sieves, tapping sieves, top-impact sieves, and ultrasonic sieves. The appropriate equipment can be selected according to the specific properties of the material being sieved.

Type	Picture	Details	Features
Test screen		The screen is vibrated at high frequency by a vibration motor or electromagnetic drive device, and the material is screened on the screen surface	1. High screening efficiency, suitable for rapid screening of a variety of materials. 2. Simple structure and easy operation. 3. Suitable for materials with a wide range of particle sizes.
Slap test screen		The screen frame is periodically slapped bya mechanical slapping device, so that the material is sifted on the screen surface by jumping motion	1. Suitable for viscous, easyto agglomerate or difficult to screen materials. 2. The slapping force can be adjusted to a dapt to different material characteristics. 3. High screening a ccuracy, but high noise.
Magnetic suspension test screen		The magnetic suspension technology is used to make the screen vibrate without contact, and the material is efficiently screened on the screen surface.	1. Nomechanical friction, low noise, and long life. 2. Suitable for ultra-fine particles and high-precision screening. 3. Low energy consumption and low maintenance cost.
Ultrasonictest screen		The electromagnetic drive generates high-frequency vibration, and the sieve vibrates quickly to achieve efficient screening	1. High-frequency vibration 2. prevent sieve holes from being blocked, suitable for fine particles oreasily adhered materials

The structure of mechanical sieve shaker

The Mechanical Sieve Shaker consists of a sieve box, vibrator, support device, and transmission system. The sieve box contains screens, and the vibrator drives the sieve box to vibrate at high frequency, causing the material to separate into layers on the screens and separating particles of different sizes. The sieve frame is the main body of the test sieve, generally made of stainless steel or corrosion-resistant materials, and is fitted with screens of different aperture sizes. The screens are mostly made of stainless steel or brass, and the aperture size determines the coarseness of the sieved particles. The equipment also has a vibrating device to provide vibration force, a clamping structure to fix the multi-layered sieve frames, and a base at the bottom to support the entire machine.

What is the principle of mechanical sieve shaker?

Mechanical sieve shakers utilize vibration, tapping, or impact to move materials on the sieve surface and separate them according to particle size; particles smaller than the sieve openings pass through the sieve, while larger particles remain on the sieve surface. Experimental sieve separators rely on motor vibration to move materials horizontally and vertically for grading; tapping sieves improve sieving efficiency through the combined action of vibration and an upper tapping device; top-impact sieves use upper and lower impacts to loosen and stratify materials, suitable for fine powder sieving; ultrasonic sieves superimpose high-frequency ultrasonic vibrations within the sieve mesh, causing fine particles to resonate, preventing clogging, and improving accuracy and speed.

Features of mechanical sieve shaker

Mechanical sieve shakers are compact and suitable for use in laboratory or small-scale production environments, facilitating movement and deployment. Their flexibility allows users to easily change sieves of different aperture sizes to meet specific screening needs, enabling precise classification and testing of materials of various particle sizes. The machine's simple and intuitive design allows even non-professionals to quickly learn how to use it. Its components are easy to disassemble, clean, and maintain, reducing operating costs. To improve screening efficiency, mechanical sieves are typically equipped with vibrators or oscillation devices. High-frequency micro-amplitude vibration effectively promotes particle separation and passage through the sieve, preventing clogging.

Specifications of mechanical sieve shaker

serial number	name	unit	parameter
1	sieve frame	layer	1~5
2	screen frame diameter	mm	300,200,100
3	sieve particle size	mm	0.025~3
4	noise	dB	less than 50
5	amplitude	mm	0~3
6	vibration frequency	times/min	1400
7	external dimensions	length*width*height	350:350:300+N*50
8	power supply	V; HZ	220; 50
9	machine weight	Kg	36

Mechanical sieve shaker mesh number and aperture comparison table

No.	Type	Mesh(mm)	No.	Type	Mesh(mm)
1	8#	2.36	15	70#	0.212
2	10#	2	16	80#	0.18
3	12#	1.7	17	100#	0.15
4	14#	1.4	1.4	120#	0.125
5	16#	1.18	19	140#	0.106
6	18#	1	20	170#	0.09
7	20#	0.85	21	200#	0.075
8	25#	0.71	22	230#	0.063
9	30#	0.6	23	270#	0.053
10	35#	0.5	24	325#	0.045
11	40#	0.425	25	400#	0.038
12	45#	0.355	26	500#	0.028
13	50#	0.3	27	500#	0.028
124	60#	0.25

What is the use of mechanical sieve shaker?

Mechanical sieve shakers can help us perform particle size analysis, grading, impurity removal, and filtration of materials, making them very practical in sample preparation and pre-processing. They can separate particles of different sizes, remove impurities, and make the material more uniform and purer, providing reliable data and stable raw materials for subsequent production and testing. Using sieves of different apertures, the proportion of particles of various sizes in the material can be calculated, yielding particle size distribution information. This allows for quality control, production stabilization, and process adjustment. They can also separate mixed materials according to particle size, grading powders in industries such as pharmaceuticals to meet different formulation requirements, while simultaneously purifying samples to ensure products meet corresponding quality standards.

Application of mechanical sieving machine

Mechanical sieve shakers can sieve fine powders very finely and process materials with high density, irregular shapes, or those prone to wear and tear on equipment at high frequencies. They can also be used for rapid material grading or preliminary screening. In powder metallurgy, they can measure the particle size distribution of metal powders, helping to control the density and strength of products. The ceramics industry uses them to control the particle size of raw materials, resulting in more stable finished product performance. The food industry can sieve flour and sugar powder to ensure more consistent taste and quality. In pharmaceuticals, they are used to screen raw materials and adjust drug particle size, affecting solubility and absorption. In the building materials industry, they are used to sieve cement and sand to ensure consistent building material quality.

Mechanical Sieve Shaker Price

The price of a mechanical sieve shaker varies greatly depending on factors such as brand, model, capacity, features, and region. Additionally, larger sieve sizes, more sieve layers, and higher daily or hourly throughput generally result in higher prices. Below are approximate price ranges and factors influencing price:

Type	Price Range (USD)	Description
Basic Manual Sieve Shaker	100-500	Simple, hand-operated models for light-duty use.
Standard Mechanical Shaker	500-2,000	Motor-driven, suitable for general lab or industrial use.
High-Capacity Shaker	2,000-5,000	Designed for heavy-duty use, with larger capacity and advanced features.
Specialized Shakers	5,000-10,000+	Includes features like digital controls, multiple sieves, or custom applications.

Mechanical Sieve Shaker Manufactures

Mechanical Sieve Shaker is a small screening equipment with high precision and strong flexibility, which is widely used in laboratories and quality inspection fields. Through reasonable selection and regular maintenance, the accuracy and reliability of screening results can be ensured. It is one of the indispensable tools in scientific research and production control.