Titanium eyeglass frames are middle and high-end consumer goods. In recent years, with the improvement of our people’s living standards, the domestic demand for titanium eyeglass frames has rapidly expanded. There have also been many manufacturers of titanium eyeglass frames in China, but their raw materials are still Rely on Japanese imports. Up to now,…
The natural materials used to make eyeglass frames include tortoiseshell, special wood, and animal head horns. Generally, wooden eyeglassses frames and horn frames are rare, and tortoiseshell eyeglassses frames are common. 1. Tortoiseshell frame It is a frame of eyeglassses made from tortoiseshell shells produced in the tropical sea, and is mainly produced in the…
1. Sheet rack Manufactured by cold processing, fine, good quality, durable, most of the non-metallic frames are made of carbon crystal frame made of sheet material: it is characterized by high strength, strong, but the material is relatively brittle, and it is easy to be impacted in winter. Brittle cracks, the way to distinguish the…
Plastic or resin Generally, the non-metallic materials used to make spectacle frames mainly use synthetic resin as raw materials, which are divided into two categories: thermoplastic and thermosetting resin. 1. Celluloid It is a material used to make glasses for a long time. It has been rare in the early 21st century. Celluloid has good…
Eyeglasses frames are required to have a certain degree of hardness, softness, elasticity, abrasion resistance, corrosion resistance, light weight, luster and good color and so on. Therefore, the metal materials used to make spectacle frames are almost all alloys or used after metal surface processing. 1. Pure titanium frame Titanium has a specific gravity of…
The metal materials used for eyeglasses frames are divided into three categories: copper alloys, nickel alloys and precious metals. 1. Cupronickel frame (copper-zinc alloy) The main components are copper 64%, zinc 18%, and nickel 18%. The frame material is the cheapest and easy to process. Electroplating is mainly used to make hinge brackets, small parts…
How many types of frames for eyeglasses? 1. Full frame: It is the most commonly used frame type. It is strong and easy to shape, and can cover a part of the thickness of the lens. 2. Nylon wire frame: a very thin nylon wire is used as part of the frame edge, and the…
