Padlock purchase skills
A padlock is a kind of lock that can play a better protective role. If there is something that needs to be stored, then we can put it in the cabinet and use the lock to hang it! But safety is very important, so there are key points for purchasing a padlock. Everyone must check it out.
1. Look at the material
The lock materials on the market are basically divided into stainless steel, copper, zinc alloy, iron steel and aluminum. Stainless steel has good strength, strong corrosion resistance, constant color, copper is more versatile, superior mechanical properties, and price is more expensive; high-quality zinc alloy is firm and wear-resistant, has strong corrosion resistance, and is easier to shape. It is generally used to produce mid-range locks. .
2. Look at the surface
The general surface treatment includes electroplating, spraying and coloring. These surface treatments can form a protective film on the product, play the role of anti-corrosion and anti-rust, and make the product more beautiful and lightweight, which can directly depend on the quality of the product. Bad. Good quality locks are generally electroplated, the coating is moderate and evenly distributed, the color is bright, and there are no signs of bubbles, corrosion and hydrolysis.
