Orinko is mainly engaged in the R&D, production and sales of high-performance special polyamide products. It is committed to providing customers with integrated resin synthesis solutions of special materials and continuously creating unique value.
And Orinko is the largest polymer compounds companies in China with the widest customer coverage. Our main customers:Volkswagen,Ford, SAIC-GM, Skoda, Audi, Toyota, Honda, Mazda, Mitsubishi, BYD, Geely Auto, GWM, Chery,DFM,JMC,JAC, Midea, Haier, Siemens, Hisense, Philips, Huawei, ZTE, Samsung etc.
Orinko has a variety of products such as Special PA and TPE, which have been widely used in automobiles, household appliances, electronic appliances, rail transit, industry, special cables and so on.
| Project | PA6 | PA66 | PA610 | PA612 | PA1010 | PA1012 | PA11 |
| Density(g/m3) | 1.14 | 1.14 | 1.07 | 1.06 | 1.04 | 1.03 | 1.04 |
| Melting point（℃） | 220 | 260 | 220 | 215 | 200~210 | 192 | 187 |
| Molding shrinkage（％） | 0.6~1.6 | 0.8~1.5 | 1.2 | 1.1 | 1.0~1.5 | 0.3~1.5 | 1.2 |
| Tensile Strength（MPa） | 74 | 80 | 60 | 62 | 55 | 50 | 55 |
| Tensile modulus（GPa） | 2.5 | 2.9 | 1.9 | 1.9 | 1.6 | 1.5 | 1.3 |
| Elongation（％） | 120 | 60 | 200 | 200 | 250 | 300 | 300 |
| Flexural modulus（GPa） | 2.6 | 3.0 | 1.8 | 1.7 | 1.4 | 1.4 | 1.1 |
| Notched impact strength（J/m） | 56 | 40 | 56 | 54 | 40-50 | 65 | 40 |
| Rockwell hardness | 114 | 118 | 116 | 114 | 95 | 94 | 108 |
| Water absorption（in the water24H-%） | 1.8 | 1.2 | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 |
| Water absorption（saturation-%） | 10.7 | 8.5 | 3.3 | 2.7 | 1.8 | 1.6 | 1.8 |
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