凡特鲁斯 Vertellus D-Encapsulant 电缆填充剂

D-Encapsulant 电缆填充剂

描述
Vertellus D-Encapsulant 是一种双组分弹性聚氨酯化合物，用于光纤、铜缆等电缆灌封填充。该产品粘度低、可操作时间长，形成有效的水阻隔。其优异的柔韧性、电气性能
和长期稳定性，有效延长产品使用寿命。特别适用于对电气设备的长期保护。

典型特性

在室温下一周后固化，可以 60℃18 小时或者 80℃6 小时加速固化。以下是供参考
的固化后测试结果：

工艺性能

Viscosity (at 25 C, ASTM D-2393)
Vorite® 715-M1	130 cP.
Polycin® 934-M4	315 cP.
Specific Gravity (ASTM D-1875)
Vorite® 715-M1	1.008
Polycin® 934-M4	0.894
Mix Ratio (Vorite® 715-M1/Polycin® 934-M4)
By weight	17/83
By volume	15/85
Mixed Viscosity (at 25 C)	300 cP.
ASTM D-2393
Gel Time (at 25 C, 100g)	17-20 hours
CC-410
Hardness (Shore OO)	55
ASTM D-1484
Peak Exotherm (100g mass)	32 C
ASTM D-2471
Shrinkage on Curing	0.5%
ASTM D-2566
Tensile Strength	25 psi
ASTM D-412
Elongation	130%
ASTM D-412
Tear Strength	5 pli
ASTM D-624
Young's Modulus of Elasticity	33 psi
ASTM D-638
Compression Modulus	22 psi
ASTM D-695
Brittleness Temperature	< -50 C
ASTM D-746
Thermal Conductivity	0.718 Btu in/hr ft2 F
ASTM C-177
Thermal Expansion	5.4 x 10-5 cm/cm C
ASTM D-696 modified

电气性质

稳定性特性

Moisture Absorption
168 hrs, 24 F water	0.1%
Hydrolytic Stability (168 hrs, boiling water)
Weight change	+0.5%
Hardness change (Shore OO)	- 5
Dry Heat Aging (500 hrs, 100 C)
Weight change	-4.0%
Hardness change (Shore OO)	0
Insulation Resistance	1.2 x 1010 ohms
675 hrs, 35 C/95% RH
Hydrogen Generation	0.37 l/g
48 hrs, 176 F (GC/MS)
Component Flash Point (ASTM D-3828)
Vorite 715-M1	> 200 C
Polycin 934-M4	> 218 C
Component Pour Point (ASTM D-197)
Vorite 715-M1	-36 C
Polycin 934-M4	-34 C

性能属性

Corrosion of Copper	non-corrosive
Telcordia MS-17000
Fungus Resistance	0 growth
ASTM G-21
Volumetric Expansion	0%
Telcordia TR-NWT-000354
Water Sensitivity (Expansion)	0%
Telcordia TR-NWT-000354
Polyethylene Stress-Cracking	Passes
Telcordia MS17000
Polycarbonate Stress-Cracking	Passes
Telcordia TR-NWT-000354