挤出机： 4 套主机；结构： 中间分离、屏障型，尾端高混炼型；材料：日本 SACM645 材质，表面氮化，氮化后螺杆表面硬度 HV≥940，氮化深度（单边） 0.47-0.7mm；机筒调质 HB270～290，内孔氮化，深度 0.47-0.7mm，硬度 HV≥920；
螺杆加工工艺：素材锻打调质处理→精细加工→外圆真圆度精密研磨→长时间渗氮热处理
特点1
模具及风环：五层共挤模头（1 套）；（IBC）超声波控制膜泡内冷系统（1 套）； IBC（膜泡内冷）控制系统；意大利信可风量式自动测厚风环（6 个风咀）+ 测厚系统
规格
| Type1 | Mechanical width of equipment: 2600mm; Effective width of product output: 1500 mm ~ 2400 mm; 1.2 Screw structure configuration: 5 layers (A/B/C/D/E = 75/75/90/75/75);Die head die diameter: 500 mm；Thickness blowing range: 0.03mm ~ 0.15mm;Normal output: design extrusion amount: 1160 kg/HR; Normal yield 420-500 kg/HR,；Overall dimensions of the equipment: 14.8m long, 9.2m wide and 14.5m high;Total installed power of the equipment: power supply: 380V 50HZ, total power: about 620KW, operating power: about 30 ~ 40% (the size, thickness and raw material formula of the blown film are changed); |
