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更新时间:2024.04.27
PVC管材塑化度判断)

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硬质聚氯乙烯管材塑化度及调整 周百良 比较硬质 PVC管材塑化度与力学性能的关系, 得出硬质 PVC管材塑化度的最佳 范围为 60%~70%。分析配方、混料、工艺条件对塑化度的影响,以指导生产过程, 并将塑化度调整到最佳塑化范围。 关键词:硬质聚氯乙烯 塑化度 调整 Regulating the Plasticizing Rate of R-PVC Pipe Zhou Bailiang (Zibo Qilu Wufeng Plastic & Rubber Company,Shandong,255411) As for the relationship between the plasticizing rate and the mechanical properties of R-PVC pipe,it showed that the optimal plasticizing rat

PVC管材

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PVC-U 管子 PVC-U PIPES RECOMMENDATIONS FOR PVC-U PIPE INSTALLATION RACCOMANDAZIONI PER L’ INSTALLAZIONE DI TUBI IN PVC-U A. Calcolare le dilatazioni: Coefficiente di dilatazione del PVC-U = 0,08 mm/m °C T = cambio di temperatura en °C L = contazione o espansione in mm a = lunghezza necessaria per la flessione D = diametro L= lunghezza in m. A. = L x T x 0,08 a = 33,5 D x L A. Dilatations cal

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