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Home > News > Company News > Four trick to see the quality .....

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Four trick to see the quality of the door lock?

  • Author:Proyu Technology
  • Source:Proyu Technology
  • Release on :2017-09-04
If the general quality of building materials products have problems, most of which are some economic losses, but if the quality of locks there is a problem, it will endanger people's safety. Consumers in the purchase of locks (Guangzhou Magnetic lock manufacturer) when you want to identify the quality of the pros and cons in many ways.


1, look at the material
Generally speaking, door locks (Keyless door lock china) are mainly made of stainless steel, copper, iron, zinc alloy and aluminium alloy. They have their own advantages and disadvantages. The copper is the best, but the price is high. The stainless steel is of high strength and corrosion resistance, but the forging performance is not good. Zinc alloy has a strong, wear-resistant, corrosion-resistant and other properties, and relatively easy to cast, you can design many styles and patterns, currently on the market many of the locks are made of zinc alloy material.

2. Look at the surface treatment of locks
Surface treatment can be mainly divided into electroplating, spraying and coloring these three, through surface treatment can form a layer of protective film on the outside, corrosion and rust prevention role, can make locks more beautiful and durable.
3, look at the lock implementation standards
Feel heavy lock quality relatively high; the lock (electric lock suppliers china) body can not be dew point dew point, easy to hurt, especially should pay attention to the end of the lock lock handle, lock tongue and the lock body four angle three position; lock lock good flexible opening, high sensitivity, long service life.