所属分类： 半导电绕包材料
产品简介：[产品说明]: 由阻水带经过半导电胶浸渍烘干成型，纤维经过充分梳理，纵向强度高，电阻小。Product Description: Made of water block tape, via semi-conductive adhesive impregnated dry and forming, fiber after fully carding, high longitudinal strength, low resistance.[应用方式]: 适合用于防水型中、高、超高压电
[产品说明]: 由阻水带经过半导电胶浸渍烘干成型，纤维经过充分梳理，纵向强度高，电阻小。
Product Description: Made of water block tape, via semi-conductive adhesive impregnated dry and forming, fiber after fully carding, high longitudinal strength, low resistance.
[应用方式]: 适合用于防水型中、高、超高压电力电缆及其它有屏蔽要求的控制、通信、信号和仪器仪表电缆的半导电阻水层，起阻水，缓冲和屏蔽作用。
Application: Suitable for waterproof type, medium, high, extra high voltage power cables and other control and Instrumentation cables, communications, signals of semi-conducting water block layer with shielding requirements, with water block, cushioning and shielding effects.
一、主要技术指标：
Main specification:
| 产品规格Specification（μm） | 300±30 | 400±30 | 500±30 | 600±40 |
| 基重Basis weight（g/m²） | 120±10 | 150±10 | 170±15 | 190±20 |
| 拉伸强度Tensile strength（N/cm） | 30↑ | 40↑ | 50↑ | 60↑ |
| 伸长率Elongation（%） | 12↑ | 12↑ | 12↑ | 12↑ |
| 膨胀速率Swelling rate（mm/1st min） | 8↑ | 10↑ | 12↑ | 14↑ |
| 膨胀高Swelling height（mm/3min） | 12↑ | 14↑ | 16↑ | 18↑ |
| 表面电阻Surface resistance(Ω) | 1500↓ | 1500↓ | 1500↓ | 1500↓ |
| 体积电阻Volume resistance(Ω.cm) | 1*106↓ | 1*106↓ | 1*106↓ | 1*106↓ |
| 瞬间稳定性Short-term stability（℃） | 230 | 230 | 230 | 230 |
| 长期稳定性Long-term stability（℃） | 90 | 90 | 90 | 90 |
| 含水率Water content（%） | 9↓ | 9↓ | 9↓ | 9↓ |
| 除以上规格外，其它可按客户特殊要求单独设计。In addition to the above specifications, other special requirements can design according to customers | ||||
二、颜色：黑色。
Color: Black
三、电气特性：半导电阻水带具有吸湿性强、膨胀率大、膨胀速率快的特点，产品电阻小，具有半导电特性，能有效缓冲、弱化电场强度,机械强度高，易于各种电缆绕包和纵包加工，产品耐热性好，瞬间耐温高，电缆可在瞬间高温时保持性能稳定。
Electrical characteristics: Semi-conductive water blocking tape with high moisture, large expansion rate, and fast expansion rate features. Little resistance, with semi-conducting characteristics, can weaken the electric field strength effectively. Not deformed easily when in external force, used for wrapping of all kinds of power cables. Good heat resistant, high temperature resistance in short-term, cable can keep stable at high temperature.
四、分切及包装：分切最小宽度为5mm，内孔大小为52mm或76mm；收卷最大外径为800mm，纸箱包装。
Slitting and packaging: Slitting minimum width of 5mm, bore size of 52mm or 76mm; the winding maximum outer diameter of 800mm, carton packaging.
