Methods for removing paint from bodywork

Chemistry method: A method of removing old paint by using the chemical properties of paint remover. This method is mainly used for disassembling parts and painting and derusting in shipbuilding industry.

Advantages: quick removal of paint, low requirements for tools and process, the wrench will not be deformed.

Disadvantage: labor protection requirements are high. The work area around the general to cover: poor quality paint removal agent is easy to damage the board, not environmental protection, there is harm to the health of the people.

Mechanical method

Mechanical method is the most widely used method to remove paint and rust. The method of removing old paint and rust by special electric or pneumatic grinding machine. Has the labor intensity is small, the efficiency is high, may choose the equipment style and so on the merit. At the same time, due to the high dependence on equipment, and requires operators to be good at choosing suitable tools and operation process.

(1) Matters needing attention before polishing operation

1, pay attention to wear dust glasses, dust mask grid gloves;

2. Check whether the polishing head specification of the grinding machine is consistent with the current operating requirements;

3. Check whether the air source or power supply is within the range specified in the product:

4. Carefully check whether the power switch of the grinding aircraft is off before putting the power plug into the 8 power socket;

5. When replacing the pallet, be sure to expire and power off.

6, before and during the polishing process to pay attention to the people around do not close.

(2) polishing operation (taking electric paint remover as an example)

1. Wear safety and labor protection products. Then connect the power supply and start the switch. Check whether the grinding machine is in good condition;

2. Put on your gloves. Then gently touch the surface to be polished to determine how it should be polished.

3. Hold the grinding machine tightly.Open the switch and close it to the surface to be processed at a low speed at an Angle of about 5°~10°;

4. Make the grinding machine move to the right, and align the upper left quarter of the grinding head with the machining surface:

5. When the grinding machine moves from right to left, the upper right quarter of the pallet is aligned with the processing surface:

6. For the small orifice, sand-belt machine or miniature paint and rust remover should be used:

7, to pull the horse step or squat position polishing;

8. Under natural polishing, keep the body away from the plate;

9. Move left and right at the speed of 0 2m/s.

Henan Sanders Trade Co., LTD is a specialized manufacturer of abrasive products and abrasive machine for more than 20 years. Our company products mainly include flap disc, flap wheel , flower flap disc, mounted wheel, wire flap wheel, abrasive cloth and glass fiber backing plate. If you are finding polishing disc, please contact us.

Web: www.sandersabrasives.com

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