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Anonymous users2024-01-24Use sand first, if you have a grinder, use a grinding wheel, and buy a bottle of anti-rust paint to wipe it after you hit it, and dozens of dollars are enough.
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Anonymous users2024-01-23If you don't need anti-rust paint to remove rust, what are you doing besides, don't you still want to rust after a while.
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Anonymous users2024-01-22In addition to rust, do you still need to use anti-rust paint?
The rust removal tools have "stainless steel oil" and "stainless steel paste", the oil is a small bottle spray type, the paste has green and yellow, the yellow one seems to be an upgraded version of the green, twenty or thirty yuan a box, hardware store. >>>More
1. The whole thing is to see what kind of door you are.
If it is stainless steel, it can be scraped off directly. >>>More
Just change it to a new security door, because the old security door is super difficult to repaint, and if it is rusty, it is highly recommended to replace it.
Drop lubricating oil on the hinge, sewing machine oil, and the parts of the track that make a grinding screaming sound.
There are no sliding security doors yet. Sliding doors have several disadvantages: poor sealing, poor anti-theft (the structure is not conducive to anti-theft).