{"text_format":"1","workbook":"xlsx","n_sheets":1,"sheets":["Sheeting"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":0,"defined_names":1,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900"}

{"sheet":"Sheeting","index":0,"n_rows":26,"n_cols":11,"rows_kept":26,"cut":false,"hidden":false,"merged":[]}
["DRUM LINE"]
[]
["Main boom maximum sheeting angle:",null,null,null,null,null,null,null,90," degrees"]
["Sheet attachment point on main boom:",null,null,null,null,null,null,null,195," mm from gooseneck pivot"]
["Line run is approximately =",null,null,null,null,null,null,null,{"$f":"SQRT(I4^2+I4^2-2*COS(PI()*I3/180)*I4*I4)","v":275.77164466275354}," mm"]
[]
["Simple drum"]
["Drum diameter:",null,null,null,null,null,null,null,28," mm"]
["Line wound in one turn is approximately =",null,null,null,null,null,null,null,{"$f":"PI()*I8","v":87.964594300514207}," mm"]
["To wind ",{"$f":"I5","v":275.77164466275354}," mm line run takes about =",null,null,null,null,null,{"$f":"I5/I9","v":3.1350300294756375}," turns"]
[]
["Snail drum"]
["Max drum diameter (approx):",null,null,null,null,null,null,null,28," mm"]
["Min drum diameter (approx):",null,null,null,null,null,null,null,12," mm"]
["No of turns from max to min (approx):",null,null,null,null,null,null,null,4," turns",{"$f":"(I13-I14)/I15","v":4}]
["Line wound after",null,null,4.6484034021098202," turns is approx =",null,null,null,{"$f":"IF(D16<=I15,D16*PI()*(I13+(I13-D16*K15))/2,(D16-I15)*PI()*I14+I15*PI()*(I13+(I13-I15*K15))/2)","v":275.77164466275354}," mm"]
["(Change the number of turns until the wind is about the same as the expected line run.)"]
["(Or click the button)"]
[]
["Step-down drum"]
["Max drum diameter (approx):",null,null,null,null,null,null,null,28," mm"]
["Min drum diameter (approx):",null,null,null,null,null,null,null,12," mm"]
["No of turns at max (approx):",null,null,null,null,null,null,null,2.5," turns"]
["Line wound after",null,null,3.9817367354431537," turns is approx =",null,null,null,{"$f":"IF(D24<=I23,D24*PI()*I21,(D24-I23)*PI()*I22+I23*PI()*I21)","v":275.77164466275349}," mm"]
["(Change the number of turns until the wind is about the same as the expected line run.)"]
["(Or click the button)"]