CAJ | 학술논문

研究了工业化生产的耐热聚乙烯（PE-RT）管材专用树脂QHM22F的常规物性、加工稳定性、加工性能等，并在不同管材生产线上进行了加工应用试验。结果表明：QHM22F的简支梁缺口冲击强度在70kJ/m2以上；200℃氧化诱导期大于120min；耐压等级达到PE-RTⅡ型；QHM22F的加工性能良好，可满足高速牵引（36.1m/min）的加工需要；采用QHM22F生产的管材内外表面光滑、壁厚均匀，性能满足用户要求。
연구료공업화생산적내열취을희（PE-RT）관재전용수지QHM22F적상규물성、가공은정성、가공성능등，병재불동관재생산선상진행료가공응용시험。결과표명：QHM22F적간지량결구충격강도재70kJ/m2이상；200℃양화유도기대우120min；내압등급체도PE-RTⅡ형；QHM22F적가공성능량호，가만족고속견인（36.1m/min）적가공수요；채용QHM22F생산적관재내외표면광활、벽후균균，성능만족용호요구。
The?authors?studied?basic?physical?properties,?processing?stability,?processability,?etc.?of?commercial?special?polyethylene?resin?of?raised?temperature?resistance?(PE-RT)?for?pipes,?grade?QHM22F.?The?processing?application?experiments?of?the?resin?were?carried?out?on?different?pipe?extrusion?equipments.?The?results?indicate?that?the?Charpy?notched?impact?strength?of?QHM22F?is?above?70?kJ/m2?and?the?oxidation?induction?time?at?200?℃?of?QHM22F?is?over?120?min.?Grade?certification?of?QHM22F?is?PE-RT?type?Ⅱ.?QHM22F?has?excellent?processability?which?can?meet?the?requirements?of?high?pulling?speed?(36.1?m/min).?The?pipe?made?of?QHM22F?with?uniform?thickness?and?smooth?inner?and?outer?surface?can?satisfy?the?users'?requirements.