Often, when performing repair work, it has to be pretty sweat to unscrew the rusted bolt. Why it does not unscrew which instruments need and how to quickly cope with the task - look for answers to all questions in this article.
Why is it difficult to unscrew the rusted bolt?
A rusted bolt, which for years no one touched is indeed very difficult to unscrew and the cause is one - the oxidative process of the metal. Over the years, metal is oxidized and rust appears on the surface. Every year it increases and, accordingly, all the details are collected even stronger. The situation is aggravated if the rust "settled" just on those surfaces where the carving is located.
Tools that help unscrew the rusted bolt
Experts advise:
- do not try to apply gross strength and work by a horn key;
- heads (full set) with a gate, as well as a standard set of attic keys - that's all the tool that will be useful in this business.
How to unscrew the rusted bolt
There are many ways, consider the most efficient and even interesting:
- With the lever. And in this case, the usual residue of the metal pipe is useful, which must be put on the key, and around clean the connection of the metal with a brush. And then you can use the key (preferably precipitated). Just remember that it is better to do everything smoothly, no sharp movements.
- With the help of chisel and hammer. You need to substitute the tool as close as possible to the part where the base of the bolt is located, and then try to trim the bolt with one sharp blow.
- Cutting and cutting. Methods Effective, only have to try and do not rush. It is necessary to break the bolt like this: first tighten it even stronger, and then try unscrew. This method is triggered when at least a few millimeters managed to move. The cubs are also a good method - a couple of strong blows (put a copper) and thus you can overcome rust.
- Heating fasteners with a lighter, soldering iron or burner. By the way, you can use gasoline, it is enough to drop a couple of droplets on a rag and try to warm the place of attachment. Only naturally, do not forget about safety rules. As soon as the connection warmed, unscrew it quickly. If it is not amenable, then you first need to knock, then break and then warm and unscrew.
- The best means for unscrewing rusted bolts is a special liquid "VD-40". We open access to the thread, carefully process the place with a brush on the metal to consider the layer of rust, then spray the tool (sold in the cans) and wait. Just 15 minutes and you can try to unscrew the naughty bolt.
- Other combustible fluids: gasoline, turpentine and kerosene will also help if there is no possibility to run to the store. It is also necessary to clean the connection site, treat fuel fluid, wait 10 minutes. Then you can try to unscrew the bolt.
- Use a special remedy neutralizing rust - apply to the connection place, leave for 1-2 hours, then you need to degrease the surface and try unscrewed. The brake fluid works on the same principle. For better penetration, you need to moisten a rag in a liquid, cover the bolt, leave for 2 hours.
- Coca-Cola or vinegar? What's better? Both means are good when there are no flammable liquids in the house. The vinegar is abundantly wetting the connection place, it is advisable to moisten the rag, wrap the bolt, leave for half an hour. Then proceed to spinning. Coca-Cola - the principle of action is similar.
- If you are in the aid kit of iodine, it will also help to cope with the rusty bolt. You need to dial the liquid into the syringe, injected into the connection place, wait a bit. After 10 minutes it's time to start the unwinding bolt.
For the future - pretty bothering, unscrewing the rusted bolt, henceforth, you need to lubricate the place of attachment before tightening with special lubricants (for example, based on silicone).
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