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What work needs to be done to prepare the ladder before use
- 2022-12-27 09:59:11
Ladder material identification can generally be judged by the gloss of the surface of the profile by the material, if it is made of recycled material, the surface of the ladder is dull or white, and there is no gloss (basically no reflection).
The touch feel is relatively rough, the surface gloss made of the new material is very good, and the touch feel is smooth and delicate; There is also a look at the toughness of the material, qualified aluminum alloy material should be allowed to squeeze after the extrusion of the allowable external force, can immediately return to the original state, if not immediately restored, then this ladder has a great hidden danger of safety.
Preparation before the use of the ladder; Ensure that all rivets, bolt nuts and moving parts are tightly connected, that the posts and steps are firm and reliable, that the extension is in good working condition. Ladder keep clean grease-free Oil stain wet paint mud snow and other tear substances, operator's shoes to keep clean.
