The anti-theft door lock handle is a small part of the security door, although it is insignificant, the role is not small.
1. Classified by materials
According to different standards ,pull handle can be divided into a variety of types, the most common is classified by material, the material of handle is basically a single metal, alloy, plastic, ceramic, glass, crystal, resin and so on. The common handles are all copper handles, zinc alloy handles, aluminum alloy handles, stainless steel, plastic, and ceramic handles. Anti-theft door handles of different materials, due to the different characteristics of the material, the performance ,quality of handle,are also different.
2. Classify by pattern
Handle can be divided into single hole round type, single bar type, double head type, hidden type and other product types. Different styles of handles have different decorative effects.
3.Classify by style
Can not overlook the decorative security door handle, although it is small, but very conspicuous, but also a very easy to attract attention. Therefore, with the general pursuit of modern home improvement to the United States, the style of the handle is also increasingly diverse. Handle style points, mainly modern minimalist style.
4.Classify by surface treatment
Anti-theft door handle surface treatment is also a variety of ways, handles in different materials have different surface treatment. Stainless steel surface treatment with mirror polishing, surface drawing, etc.; zinc alloy material surface treatment is generally galvanized (white plating, color zinc plating), bright chrome plating, pearl chrome plating, matt chrome, matt black, black paint and so on.
5. Classify by common regulations
The common specifications of security door handles are divided into single-hole and double-hole handles.