Precast lightweight concrete wall panel machine

Detailed introduction of precast wall panel machine

Extrusion Type Of Lightweight concrete Wall Panel Machine

Overview of precast wall panel Machine

We are the first to develop, design, and manufacture the extrusion type of precast lightweight concrete wall panel machines in China. This precast wall panel machine adopts the working principle of extrusion, which is essentially different from the traditional pulling mold machine, pushing machine, and vertical wall panel mold machine. The main advantage of this machine is the quality of the finished wall panel. The finished wall panel produced by it has a smooth surface without any wrinkles; the interior of the wall panel is dense and compact with high strength. etc.

precast concrete wall panel extruder machine
precast wall extruder

Work principle

The structure of the extrusion precast concrete wall panel machine is simple. It is mainly divided into three main parts: power system, extrusion system, and vibration system. First of all, the main motor of 5.5 to 11 KW is the power unit of the machine. The main motor transmits the power to the extrusion system through the gearbox. The extrusion part is composed of three to twenty extrusion augers. The number of augers depends on the size of the wall panel and the number of holes in the wall panels.
The high-speed rotating augers extrude and compact the concrete material and transport it to the molding cavity of the machine. The upper part of the molding cavity is a vibration device. A high-frequency vibration motor vibrates and compacts the concrete in the molding cavity through repeated tamping of the vibration plate. The wall panels after extruded and vibrated were formed along with the moving of the machine.

Materials 

The raw materials suitable for this precast wall panel machine can be ordinary concrete or lightweight concrete, but no foamed concrete raw materials are required. This makes raw materials not restricted by region or country. Specifically, the raw materials of ordinary concrete are cement, sand, fly ash, and crushed stone. In addition to sand and stones, the composition of lightweight concrete lies in the selection of its aggregates. Generally, commonly used lightweight aggregates include various industrial slag, waste concrete building materials, ceramsite, volcanic rock, shale, expanded perlite, pumice, etc.
But the wall panel made of ordinary aggregate is 30-40% heavier than the wallboard made of lightweight aggregate. The type of aggregate used depends on the specific situation of the customer.

Wall panel machine

precast wall extruder

Raw Materials and formula for manufacturing wall panels

  • Cement+ sand/fly ash + lightweight concrete aggregate.The common lightweight aggregate is the slag, Leca, Volcanic ash(stone), pumice stone, expanded perlite, etc
  • Cement+ sand/fly ash+Recycled Concrete Aggregates and other waste materials. 
  • Cement+sand+nomral aggregate (broken stone)

The governance features of the mix for the lightweight wall panel machine are that it must be earth dry, zero slump concrete with a set particle-size distribution for aggregate. The weight of wall panels made with lightweight aggregate is half of that of ordinary aggregate wall panels.

Main Extruder Machine Models:

  1. Normal wall Panel extruder: JQT75×600,JQT90×600,JQT100×600,JQT120×600,,JQT150×600,JQT200×600,
  2. T&L shape wall panel extruder

JQT90-2L; JQT90-2T;JQT150-2T;JQT150-2L etc.

The structure of the precast wallpanel machine

 

1. Hydraulic handle for lifting and moving the extruder machine

2. The steel frame for supporting the whole machine body
3. The gearbox
4.  Feeding screws. The extruder will be with 3-12 pieces screws depending on the different models
5. Vibrating Motor.  It can make the concrete wall panel much more compact.
6. The hooks for lifting up the machines 
7. The hopper for materials
8. The main motor

9. The cover for projecting electronics and cables
10. Cable sockets and switches 

The specification and design of the concrete wall panel machine are subject to change without notice

Machine assembly drawing

Machine assembly drawing

Features and advantages of Concrete wall panel extruder

Video of wall panel production construction site

 

 

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