电缆材料燃烧时释出气体的酸度和电导率试验的研究  

Study on Determination of Acidity and Conductivity of Gas Emitted during Combustion of Cable Materials

作　　者：李枚 Li Mei(Fujian Electric Wire and Cable Product Quality Supervision and Inspection Center,Nanping,Fujian 353000,China)

机构地区：[1]福建省电线电缆产品质量监督检验中心,福建南平353000

出　　处：《福建分析测试》2025年第1期49-52,59,共5页Fujian Analysis & Testing

摘　　要：按照GB/T 17650.2-2021《取自电缆或光缆的材料燃烧时释出气体的试验方法第2部分:酸度(用pH测量)和电导率的测定》的试验方法对无卤低烟阻燃类电缆材料燃烧时释出气体的酸度和电导率进行测试,阐述了试验的过程与注意事项,分析并讨论了该试验的影响因素,给出了具体的控制措施,有效提高了该项试验结果的准确性。According to the test method of GB/T 17650.2-2021《Test on gases evolved during combustion of materials from cables or optical fiber cables-Part 2:Determination of acidity(by pH measurement)and conductivity》,the acidity and con⁃ductivity of halogen-free,low-smoke and flame retardant cable materials during combustion were measured,the test pro⁃cess and matters needing attention were described,and the influencing factors of the test were discussed and analyzed.Spe⁃cific control measures are given to improve the accuracy of the test results.

关 键 词：电缆材料 酸度 电导率 影响因素 控制措施 

分 类 号：TM206[一般工业技术—材料科学与工程] TM215.1[电气工程—电工理论与新技术]