2741聚氨酯玻璃纤维软管（符合Q/CGJD05-2008）
2741聚氨酯玻璃纤维软管采用无碱玻璃纤维编织成管，并涂以丙烯酸酯乳胶和聚氨酯树脂经加热烘干而成的F级绝缘管。有具有可靠的耐热性，良好的介电性能，较好的柔软性和弹性。适用于作F级电机、电器等装置的布线绝缘和机械保护。
长度：1000（+20，-10）毫米（连续长度有双方协议） |
内径 | 壁厚 | 标称 | 公差 | 标称 | 公差 | 1，1.5,2,2.5 | ±0.20 | 0.5 | ±0.15 | 3,4,5,6 | ±0.25 | 8,9,10 | ±0.30 | 0.7 | ±0.20 |
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击穿电压，千伏
直芯轴，25电极
中 值
最低值 | 室温下 | 高温下 | 湿热处理后 | 4.0 | 1.6 | 1.2 | 2.5 | 1.0 | 0.8 |
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2741 Glass Textile Sleeving With Polyurethane Based Coating
(In accordance with Q/CGJD05-2008)
Glass textile sleeving with polyurethane based coating is manufactured with non-alkali fiberglass braided sleeving and coated it with acryl ate latex and polyurethane and then heated it to form F grade insulating sleeving. It possesses reliable heat resistance, good qualities of dielectric, excellent softness and elasticity. It can be used for wiring insulation and mechanic protection for F grade electrical machinery electric appliances.
Length: 1000(+20,-10) mm (continuous length may be negotiated)
Requirements of Property:
Bending after heating: No visible cracking or detachment of coating,and the colour shall be cleary recognizable.(use a test temperature of 180℃±3K.)
Bending at low temperature: No sivible cracking or detachment of coating.
( use a test temperature of -15℃±3K.)
Hydrolysis of coating: No running of the coating.No adherence between sleeving and paper or between the pieces of sleeving.No sign of discoloration of the paper
Flam propagation:60seconds max, The indicator flag on any of the three test specimens shall
not be burned,burned awayor charred,nor shall flaming or glowing particles or flaming drops ignite the cotton.
Temperature index: 155℃
