General materials of plastic seals are: PP materials, Nylon materials and the metal seals, but the quantity of use in the market is much less. The logos and the trade marks can be printed on.

The characteristics of the PP materials: reasonable prices and light materials. The characteristics of Nylon materials: cold resistance quality is much better, not easy to bend and break off.

Ordinarily, the plastic seals in the market are with thermostability and certain flexibility. The low temperature can be low to -20℃and the high temperature can be high to 80℃. The products of our company can not only be folio and whitened remaining the same, corrosion resistance, thermostability, high pressure resistance, abrasion resistance, fireproof, all of them can reach 94v.