The waterproof mailbox manufacturer tells you that the community mailbox can be said to be a must-have for our modern community, and it has become a necessity in our lives. The waterproof mailbox manufacturer tells you that the modern mailbox is no longer like the old old iron box. People can use it to receive letters and bills, which are indispensable in our lives. Therefore, we must be clear about the experimentation, maintenance and protection of mailboxes.

The manufacturer of waterproof mailbox tells you to be careful when installing it. A professional installer will take care of it for you. After you put it into use, you must pay attention to cover it. The manufacturer of the waterproof mailbox tells you that you must not hit it with hard objects to prevent it from being deformed and scratched by collision. Nor can it be scratched with sharp objects such as knives. This is very inaccurate.
1. The manufacturer of the waterproof mailbox tells you to pay attention not to scratch the surface of the letter box, and do not use rough and sharp materials to scrub the surface of the stainless steel letter box, especially the mirrored one. Use a softer, non-shedding cloth to scrub. Sand steel and brushed surfaces should be wiped along the lines, otherwise it is easy to get dirty on the surface.
2. Avoid using detergents, steel wire balls, abrasive tools, etc. containing bleaching ingredients and abrasives. In order to avoid residual detergents from corroding the surface of the stainless steel letter box, rinse the surface with clean water at the end of the wash.
3. The manufacturer of the waterproof mailbox tells you that there is dust on the surface of the stainless steel letter box and the dirt can be easily removed. You can wash it with soap, weak washing, and the binder component. Use alcohol or organic solvents (ether, benzene) to scrub.
4. The grease, oil and lubricating oil on the surface of the stainless steel letter box should be cleaned with a soft cloth, and then cleaned with a neutral detergent or ammonia solution or a special detergent.
5. There are bleaching agents and various acids attached to the surface of the stainless steel letter box. Rinse immediately with water, then soak with ammonia solution or neutral carbonated soda solution, and wash with neutral detergent or warm water.
6. The manufacturer of the waterproof mailbox tells you that there are rainbow patterns on the surface of the stainless steel letter box, which is caused by excessive use of detergent or oil. It can be washed away with mild washing in warm water.
7. The rust caused by dirt on the surface of the stainless steel letter box can be washed with 10% nitric acid or abrasive detergent, or with special detergents. As long as we use the correct maintenance methods, we can extend the service life of the stainless steel letter box and maintain its clean, bright and gorgeous style.
The waterproof mailbox manufacturer tells you that the inner and outer surfaces of the letter box should be smooth and flat without burrs, cracks and unevenness and no bruises; there should be no dust in the mailbox, black marks gathered during marking and polishing, and no black solder joints in the eye-catching areas. ;The manufacturer of the waterproof mailbox tells you that the gap between the door and the partition (or frame) must be uniform and not greater than 1.5mm; the surface must be smooth after the welding port is sanded, and the sand pattern should be parallel without messy and uneven surfaces. Marks of bruises.