1, the most commonly used is the metal materials, including copper, iron, zinc alloy, stainless steel and other materials, in which the production of keychains is the most expensive to iron production is relatively cheap. Metal keychain, usually do surface treatment, such as nickel-plated, copper-plated, gold-plated, etc., so that it can increase its aesthetic effect, but also to achieve the effect of anti-rust and anti-wear.
2, PVC soft keychain. PVC soft plasticity, can be customized according to their size and shape, and the corresponding cost of the mold is also lower. But its shortcomings is the color is easy to become sub-dark, so will changing its original texture.
3, acrylic keychain. Acrylic is also known as plexiglass, is a transparent material, the middle can put into colored paper, which can be made into different patterns. Acrylic key keychain, the advantage is that the gloss is very good, toughness is good, not easy to attrit, but its drawback is relatively brittle
4, crystal trophy custom plastic keychain is generally used ABS material, need to open an injection mold, with ABS material injection, and then color, and other materials produced copper keychain, because of its high cost of mold, The number should be relatively large, so cost-effective.
5, Crystal keychains. crystal keychain general used artificial crystal for the production of materials, can be made into a variety of shapes. because of its pure and transparent quality, crystal has become a symbol of purity, thus becoming a fashion favorite. It is also a common material for making keychains.