?
平双机筒螺杆
规格 (types):φ20mm~φ300mm???
长径比 (ratio of length to diameter):L/D=15-55
螺杆可选用普通型、渐变型、突变型、屏障型、销钉型、分离型、排气型等。
Screws can be selected from ordinary, gradual,mutational,pinned,shielding,separating and exhausting types.
螺杆的压缩比可根据不同的原料设计,也可按用户要求进行设计。
The compression ratio of screw can be designed according to different raw materials and requirements of clients.