挤出机螺杆的几个重要几何参数

-1Da=1/4**D2*S*0.85bD2abPOMPAPSPUABSPVC3abc25%()15%40%50%PVC100%4a2025%bcPVC5a,b=KD=0.03.07*DDK1ab1416PVCPU17181822PCPOM22242ab,cd3abc4abcde100150rpm5ab510cdkgf/cm2HDPE1802105001500PP2002704001000PA662252807001000PA66662602806001500ekgf/cm2PS1802404001300ABS2002308001500PMMA1802207001500PC2603108001500PPO2402808501400PVC16518510001500:ab.aPAPEPPPOMbPCPMMAPVCcabcde