自由门
概述：自由门采用可调节式弹簧铰链，结构坚固，调节方便，门体转动灵活。
使用环境：一般位于货物通道处。
使用环境：一般位于货物通道处。
结构特点
The features of Free-style door's structure
| 门体 Door panel |
门体采用SUS304不锈钢与聚氨酯发泡成型，厚度薄，质量轻，运行平滑。 The door panel is made of SUS304 stainless steel and and form with the polyurethane foam, thin thickness, light weight, runs smoothly. |
| 门框 Door frame |
采用工程塑料制作门框，内置PTC发热丝，可使用于中温冷藏间。 The door frame is made of engineering plastic, built-in PTC heating wire, can be used in medium tempera- ture of cold storage. |
| 密封条 Sealing string |
采用三元乙丙制作，插槽接口，无需禁锢件，易更换。 Made of EPDM material, it is slot interface, without imprisonment, easy to replace. |
| 五金配件Fittings | 采用不锈钢或高强度镀锌材质。 Used stainless steel or good galvanized material. |
