I-1000 umgangatho womatshini wokwenza umatshini odumileyo othengiswa kumazwe amaninzi, ububanzi beCoil ngaphambi kokuqengqeleka yi-1220mm/1000mm.Emva kokuqengqeleka kobubanzi bemveliso yi-1000mm okanye i-688mm, Izinto eziqhelekileyo zizinto ze-GI, ubukhulu bezinto eziqhelekileyo phakathi kwe-0.8-1 mm.