所屬分類： 半導電繞包材料
產品簡介：[產品說明]: 由阻水帶經過半導電膠浸漬烘干成型，纖維經過充分梳理，縱向強度高，電阻小。Product Description: Made of water block tape, via semi-conductive adhesive impregnated dry and forming, fiber after fully carding, high longitudinal strength, low resistance.[應用方式]: 適合用于防水型中、高、超高壓電
[產品說明]: 由阻水帶經過半導電膠浸漬烘干成型，纖維經過充分梳理，縱向強度高，電阻小。
Product Description: Made of water block tape, via semi-conductive adhesive impregnated dry and forming, fiber after fully carding, high longitudinal strength, low resistance.
[應用方式]: 適合用于防水型中、高、超高壓電力電纜及其它有屏蔽要求的控制、通信、信號和儀器儀表電纜的半導電阻水層，起阻水，緩沖和屏蔽作用。
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、主要技術指標：Main specification:
| 性能指標 Properties | 雙面Double-layer | 單面 Single-layer | ||||
| BZSD30 | BZSD40 | BZSD50 | DBZSD30 | DBZSD40 | DBZSD50 | |
| 厚度(mm) Thickness | 0.30±0.03 | 0.40±0.03 | 0.50±0.03 | 0.30±0.03 | 0.40±0.03 | 0.50±0.05 |
| 克重(g/m2) Weight | 130±10 | 140±10 | 170±20 | 120±10 | 140±10 | 170±20 |
| 抗張強度(N/cm) Tensile Strength | ≥30 | ≥30 | ≥40 | ≥30 | ≥30 | ≥40 |
| 伸長率(%) Elongation | ≥12 | ≥12 | ≥12 | ≥12 | ≥12 | ≥12 |
| 表面電阻(Ω) Surface Resistance | ≤1000 | ≤1000 | ≤1000 | ≤1000 | ≤1000 | ≤1000 |
| 體積電阻(Ω.cm) Volume Resistance | ≤5x104 | ≤5x104 | ≤5x104 | ≤5x104 | ≤5x104 | ≤5x104 |
| 膨脹速度(mm/min) Swelling Speed | ≥8 | ≥8 | ≥10 | ≥6 | ≥8 | ≥10 |
| 膨脹高度(mm/3min) Swelling Speed | ≥10 | ≥12 | ≥14 | ≥8 | ≥10 | ≥14 |
| 短期穩(wěn)定性(℃) Short Term Stability | 230 | 230 | 230 | 230 | 230 | 230 |
| 長期穩(wěn)定性(℃) Long Term Stability | 90 | 90 | 90 | 90 | 90 | 90 |
含水率(%) Moisture Content | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 |
二、顏色：黑色。
Color: Black
三、電氣特性：半導電阻水帶具有吸濕性強、膨脹率大、膨脹速率快的特點，產品電阻小，具有半導電特性，能有效緩沖、弱化電場強度,機械強度高，易于各種電纜繞包和縱包加工，產品耐熱性好，瞬間耐溫高，電纜可在瞬間高溫時保持性能穩(wěn)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、分切及包裝：分切最小寬度為5mm，內孔大小為52mm或76mm；收卷最大外徑為800mm，紙箱包裝。
Slitting and packaging: Slitting minimum width of 5mm, bore size of 52mm or 76mm; the winding maximum outer diameter of 800mm, carton packaging.
