800-4A Self-driving Marble And Concrete Grinder

Advantage：
1. The planetary counter-rotation of the four-head grinding head ensures uniform grinding and good grinding effect. Various grinding discs can be replaced for grinding.
2. Working in the driving mode, the machine can walk on its own, except for manual driving when turning, which makes the work easier and less laborious for workers.
3. Gearbox transmission, compared with traditional belt transmission machines, the work efficiency is improved higher, and there is no need to worry about belt breakage during the work process.

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800-4A Self-driving marble and concrete grinder

800-4A is a self-driving grinder, which has the largest market share in China and is one of our star products. The so-called driven grinding machine can set a constant speed and let the machine walk on its own. It is easy for workers to use and relatively easy, and it also solves the problem of difficult recruitment. The working width of 800mm, the same working area, and the working efficiency of 5 other machines of 550mm working width, and the weight of 521 kg, make the grinder produce large grinding pressure, strong grinding force, better grinding effect, and the quality of the machine The function not only ensures the grinding speed, but also improves the grinding efficiency and performance.

Specifications

Model Name	800-4A
Working Width	800mm
Voltage	380V-440V 3 phase
Motor HP	WEG motor 15KW
AC Motor driver	Delta inverter 18.5KW
Rotating Speed	450-1950rpm
Grinding disc	256mm*4
Ampere	30.7A
Extra weight	20kg x 2
Weight	521kg/1149lbs

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Features and advantages

1. Drive system, the machine can have two working modes: manual and drive self-propelled. Working in drive mode, the machine can walk on its own, except for the need for manpower to push when turning, so that workers can work more easily and effortlessly.

2. The walking speed of the machine can be set, the grinding effect is not affected by factors such as workers' skills and emotions, and the work is more efficient.

3. The three-level weighting iron helps workers to move the machine, and adjust the weight of the machine in three different positions, adjust the grinding pressure, and cope with different ground conditions.

4. The floating dust cover reduces the replacement time of the grinding discs and prevents the grinding discs from flying out and hurting people when the machine is running at high speed.

5. The battery device can be automatically charged during work, which is convenient for transportation. At the same time, it should be noted that when the battery is not used for a long time, it needs to be charged from time to time, and the power is maintained above 80%, which can extend the battery life.

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