How to remove exhaust pipe black?

Exhaust pipe blackening method: 1. Chemical method: A. Spray the cleaning agent on the black part with carbon deposit cleaning agent, carburetor cleaning agent and throttle cleaning agent for 2 minutes, and then wipe it with scouring pad. If it doesn't work once, you can use it many times. This method will generally have a good effect when the exhaust pipe is blackened soon and the carbon deposition is light. B. Use metal polishing agent, which is a chemical substance used to polish the surface of metal parts. It is divided into paste and liquid, so the use method is divided into daubing and spraying. If your exhaust pipe has a chrome coating, you must choose a metal polishing agent suitable for the chrome coating.

2, physical methods, a, using crude wax: repeatedly rubbing with crude wax, this has a certain effect on low carbon deposition. B. Wash dishes with steel balls: Steel balls can be used for stainless steel exhaust pipes, but they are not recommended for iron or coated exhaust pipes. C. Use 2000-mesh water sandpaper: Remember to bring water sand when using it, and don't use force. D. Use stainless steel cleaning powder: apply the cleaning powder to the blackened place, and then wipe it with scouring pad dipped in water. Generally, two or three times will give you satisfactory results. Similarly, this method is recommended for stainless steel exhaust pipes;

3. Summary: In the case of serious blackening of the exhaust pipe, it is recommended to clean the stainless steel exhaust pipe with stainless steel cleaning powder; For iron or coated exhaust pipes, it is recommended to use metal polishing agent. Of course, when it is really difficult to handle, you can choose a combination of the above methods to clean.

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