Do you know what the key chain material is?

1. Do you know what materials are used in daily life?

2. Which of these items are made of metal?

3. Do you know the properties and uses of these materials?

We often talk about Keyrings. Who knows how many kinds of materials can be used to produce Keyrings? Key rings made of several materials are introduced.

1. Leather light key chain: leather sewing, imitation leather, PU, a key ring with small lamp embedded in the middle, which can also be used for lighting at night or in dark places.

2. Zinc alloy key chain: zinc alloy is also one of the relatively strong plasticity of metal. The surface is generally treated by a drop of oil or thin metal for corrosion treatment.

3. PVC soft key ring: it is strong in shape and can be customized according to its size and shape. The cost of mold opening is generally a little more expensive. Jewelry stores have the most of this kind of material. The disadvantage is that the color is easy to blunt.

4. ABS material three-dimensional key chain: open an injection mold, inject ABS material, and then color, because of the high teaching cost, generally do more. It's much better than PVC.

5. Solar key ring: in the middle of the solar panel, there is plenty of sunlight, and the pattern inside appears faintly.

6. Crystal key chain: generally, artificial crystal is used as material, which can be made into crystal key rings of various shapes. The cost is generally in the range of tens to tens of dollars. Crystal has become the favorite of fashion. There is a song: "I and your love, like crystal, no burden, secret, clean and transparent. I give you love is a beautiful crystal, the unique light glorifies you and my heart. "Crystal has become purity.

7. Acrylic key ring: it is plexiglass, imported material and domestic material. It is hollow, solid and transparent, and color paper can be placed in the middle. The hardness of acrylic acid determines the wear degree of the key ring. The surface is easy to spend. (refer to leechoo for hardness table) ceramic is the best new material for sanitary ware. Compared with traditional ceramic materials, acrylic has incomparable high brightness, but also has the following advantages: good toughness, easy damage, strong repair ability, as long as soft foam soaked in toothpaste can clean sanitary ware, soft texture, cold winter without bitter feeling; colorful, meet different quality pursuit individuality. Using acrylic acid to produce basins, bathtubs and closets is not only exquisite and durable, but also environmentally friendly. The radiation is almost the same as that of the body's own bones.