What is the main reason for the rust of the hand hoist

What is the main reason for the rust of the hand hoist

First, environmental reasons. The main reasons for the convenient rusting environment of the hand-pulled hoist cover are: high humidity in the air, more pollutants in the air and other factors. Although the housing itself has the function of protection, but a long time in this environment will also make the housing rust, the use of performance changes;

Second, the human reason. Man-made chain cover the rust, the main performance is weak when hanging chain drop ground damaged casing protective layer, or the user in clean cover the impurities on the protective layer of damaged casing, etc., then the man-made hand chain cover layer is damaged, slowly will also develop abnormal damage such as cover rust.

How did the hand pull gourd to rust?

First of all, let's say whether we should directly scrap the treatment, which has a great deal to do with the degree of rust. Assuming that the corrosion is significant, and the chain or shell has presented a significant corrosion condition, some local even directly fell off a piece, then this situation must be directly scrap the demand. But if only fine rust, as long as the rust can be done, detailed rust removal methods are as follows.

Can choose steel wire ball or rust sand paper, scrub the rusty parts, remove the surface rust, simple, direct and very efficient. There are other chemical derusting method and laser derusting method, but these two methods are generally used less, if the degree of rust is light, can be self-derusting after coated with lubricating oil for continuous use.

If you want to hand pull gourd not rust, then usually do the necessary maintenance and protection, in wet or rain and snow weather after use, to remove water stains in time to clean, and to hand pull gourd smear lubricating oil.