有机玻璃断裂韧性破坏试验研究  

Experiment Study on Fracture Toughness Test of PMMA

作　　者：焦金艳[1] 丛佳月[1] 郑飞[1] 

机构地区：[1]锦西化工研究院有限公司,葫芦岛市125000

出　　处：《玻璃》2013年第4期42-46,共5页Glass

摘　　要：对有机玻璃的断裂韧性因子K值从测试条件和工艺配方的角度进行了一定的阐述。讨论了影响K值稳定性和准确性的条件因素,对试验数据进行了分析处理,完善了有机玻璃K值的测试条件。The fracture toughness factor K of PMMA was investigated from the aspects of formula and test conditions . Some elements which influence the stability and accuracy of the factor K were discussed . The experiment data were processed and the test conditions of the factor K for PMMA were completed.

关 键 词：有机玻璃 断裂韧性 K值 定向度 裂纹 慢裂纹区 快速断裂区 

分 类 号：TQ171[化学工程—玻璃工业]