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WLDH series horizontal ribbon mixer

The horizontal belt mixer is a new type of mixing equipment with high efficiency, high uniformity, high loading coefficient, low energy consumption and low pollution. Its unique double-spiral belt structure design can mix materials evenly in a short time. It is usually used to mix thick or sticky granular materials, as well as materials that require adding liquid or paste to the mix. It is a widely used single-shaft horizontal mixer.
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Overview

Horizontal ribbon mixer is mainly composed of U-shaped cylinder, mixing spiral belt and transmission components. Stirring spiral belts usually have a double-layer structure. During operation, the outer spiral belt gathers materials from both sides to the center, while the inner spiral belt pushes the materials from the center to both sides, forming convective mixing. The materials achieve rapid mixing through continuous convection circulation and shear mixing. There is a discharge port in the center of the bottom of the mixer barrel. The spiral structure of the outer spiral belt cooperates with the rotation of the main shaft to push the materials on both sides of the barrel to the central discharge port for discharge, ensuring that there are no dead ends for the material to be discharged

Performance characteristics
◆ The U-shaped horizontal cylindrical cylinder structure can reduce the movement resistance of the mixed materials (powder, semi-fluid) in the cylinder.
◆ The inner and outer double-layer spiral belts are installed on the same horizontal axis and rotate in opposite directions to form a low-energy consumption, high-efficiency mixed environment. The outer spiral belt pushes the material from both sides to the center, and the inner spiral belt pushes the material from the center to both sides. The material flow forms more eddy currents, speeding up the mixing speed and improving the mixing uniformity.
◆ The mixing ribbon can be made into a blade type or equipped with a flying knife to adapt to special materials. The cylinder can be made into a round shape, can withstand pressure, and can be used for material reaction and drying processing.
◆ The cylinder cover can be made into arched or fully open type. The arched design can withstand pressure and the fully open design allows for easy cleaning.
◆ Suitable for mixing viscous materials, and can maintain the integrity of granular materials to the greatest extent. Material ratio differences between 1:1000 and 10,000 can also be mixed well.


Technical parameters


Application scope

◆ Application industries: Suitable for mixing materials in pharmaceutical, food, chemical, ceramics, plastics, pesticides, dyes, coatings, putty, mortar and other industries.
◆ Applicable materials: Various powders, slurries, and granular materials with specific gravity not exceeding 5g/cm³, liquid content below 70%, and fluidity, such as pharmaceutical intermediates, food seasoning powder, insecticides, reactive dyes, paint putty, anti-cracking mortar, real stone paint, and more than a thousand kinds of materials.
◆ Applicable process: Mixing of powder and powder, powder and liquid, can mix paste-like, viscous materials, or materials with larger specific gravity (such as putty, real stone paint, metal powder and other products).

Product selection considerations

◆ Determine the volume of each batch of mixture, ranging from 0.1 to 20 cubic meters, and select equipment with corresponding specifications.
◆Select equipment materials according to material characteristics. The equipment materials are divided into material contact parts and non-contact parts, and the corresponding materials are selected respectively. Commonly used materials include carbon steel, 304/316L/321 stainless steel, etc. And determine the surface treatment requirements of the material based on other working and sanitary conditions.
◆ Configure the corresponding power according to the material density, fluidity and other characteristics, as well as the equipment startup method. The startup mode is divided into heavy load startup and no load startup. 
◆ According to the actual process conditions, choose whether to add liquid nozzles, heating/cooling jackets and other auxiliary facilities on the surface.
◆ According to the process and operation requirements, determine the design of equipment nozzles, such as feed port, exhaust port, cleaning port and other nozzle designs, etc.
◆ Select the appropriate discharge valve group and driving method. The discharge method can use butterfly valve, ball valve, flap valve, star discharge valve or knife gate valve. The driving mode can be manual, pneumatic, electric, etc.

Our  advantages

We have rich manufacturing experience and strong non-standard design capabilities.
◆ Double spiral belt design, low material wear. Unique double spiral belt design, the radial linear speed of the spiral belt is generally designed at 1.8~2.2m/s, The mixing is flexible and less destructive to materials. 
◆ Stable operation and reliable product quality. The motor adopts an international first-line brand, and the reducer adopts K series spiral bevel gear reducer, which has the advantages of high output torque, low noise, long gear life and less oil leakage. The discharge valve adopts an arc-shaped valve that fits the cylinder body, so there is no dead angle for mixing.
◆ High loading rate and strong sealing performance. The equipment has a high loading factor and a small footprint. The seals at both ends adopt a special rotating shaft seal design, and can also be equipped with mechanical seals to meet various working conditions.
◆ Non-standard design to meet special needs. The design can be improved and functions added, such as customized liquid spray type, explosion-proof type, heating type, vacuum type, large opening type, and broken ribbon type. The valves can be customized to include plum blossom valves, butterfly valves, flap valves, ball valves, etc.


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