There are many kinds and uses of keychain ​

There are many kinds and uses of Keychain

1. PVC soft rubber key-links, strong plastic shape, can be customized according to the size and shape I want, the opening fee is not too expensive, jewelry shop this material is the most; defect, color easily become dumb.

2. Acrylic keys, i.e. plexiglass, are clear-cut in terms of import and domestic materials, hollow and solid, and can be put in colorful paper in the center. Acrylic hardness determines the wear level of keys. Acrylic currently under 3H is easy to spend. (hardness list refers to leechoo)The best new information for sanitary ware after ceramics. Compared with traditional ceramic materials, acrylic has the following advantages besides unparalleled brightness: toughness is good, it is not easy to be damaged; reparability is strong; only using soft foam dipped in toothpaste can wipe the new sanitary ware; the texture is soft, and the winter is not cold and piercing; the color is gorgeous, and it can satisfy the pursuit of different grades. Using acrylic to make basins, bathtubs and toilets is not only exquisite and durable, but also has environmental protection effect. Its radiation level is almost the same as that of human skeleton itself.

3. Zinc alloy keys, zinc alloy is also one of the metals with strong plasticity. Ordinary appearance is treated as rust-proof by dripping oil or plating rare metals.

4. ABS material three-dimensional key chain, open an injection mold, use ABS material injection molding, and then color, because of the high cost of opening the mold, the number of ordinary do is comparable. It's much better than PVC.