<p>Ceramic die pin for molten thermoplastic extrusion, apparatus for molten thermoplastic extrusion including a ceramic die pin, and methods of molten thermoplastic extrusion with a ceramic die pin. The ceramic head member can have a mounting cavity formed therein. The ceramic head member can be made of high purity aluminum oxide, and have an outer surface finish of between about 4 RMS and about 275 RMS.</p>
申请公布号
WO2015031032(A1)
申请公布日期
2015.03.05
申请号
WO2014US50362
申请日期
2014.08.08
申请人
GRAHAM PACKAGING COMPANY, L.P.
发明人
HOFFMAN, EDWARD, A.;TAYLOR, LARRY, M.;KUPKO, GANNON, T.