GB/T 2951.51-2008
ActiveCommon test methods for insulating and sheathing materials of electric and optical cables - Part 51:Methods specific to filling compounds - Drop point - Separation of oil - Lower temperature brittleness - Total acid number - Absence of corrosive components - Permittivity at 23℃ - DC resistivity at 2
电缆和光缆绝缘和护套材料通用试验方法 第51部分：填充膏专用试验方法 滴点 油分离 低温脆性 总酸值 腐蚀性 23℃时的介电常数 23℃和100℃时的直流电阻率
Application Summary AI generated
This standard specifies test methods for filling compounds used in electric and optical cables, covering properties such as drop point, oil separation, low-temperature brittleness, total acid number, corrosiveness, permittivity at 23°C, and DC resistivity at 23°C and 100°C. It is applied in the cable manufacturing industry to ensure the quality and performance of filling compounds that protect cables from moisture and mechanical stress. The standard is used by manufacturers and testing laboratories for type approval, quality control, and compliance verification of cable filling materials.
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