Ru-Lena Ind. (Holding) Co., Ltd.
Main products:fuse cut out parts,polymer arrester,arrestor disc,ACSR,galvanized steel cable
Products
Contact Us
  • Contact Person : Mr. Han Daniel
  • Company Name : Ru-Lena Ind. (Holding) Co., Ltd.
  • Tel : 86-0411-39852517
  • Fax : 86-0411-39852510
  • Address : Liaoning,Dalian,1302-1305 Tower B, The Manhattan Tower, No. 101 Youhao Road, Zhongshan Dist.
  • Country/Region : China
  • Zip : 116001

RTV Silicon Coating

RTV Silicon Coating
Product Detailed
This coating is widely used by power industries to coat insulator to prevent flash over,arcing under highly pulluted environment
RTV's Silicone Coating For High Voltage Insulators
Outward appearanceDoes not have the obvious mechanical 
impurity and the cotton wool shape.
The coating is level,smooth and has 
no air bubble.
Viscosity  s100~200
Dielectirc strength  kV/mm25
Surface resistivity Ω·m1x1012
Volume resistivity Ω·m1x1014
Relative permittivity dielectric                                                                        3.0
lose tangent value0.3%
Arc resistance  s180
Electricity wear and AC Alternating currentTMA 4.5
tear leaksDC Direct currentTMA 3.5
Adhesion abilityCementation shearing 3.0
strength Mpa
Cycling method levelNo less 2 level
Abrasion resistance  g0.05
Ratio of water absorption   %0.25
HydrophobicityHydrophobic and levelQav≥1000 Qmin≥900 HC1~2
Lose property 96hQav≥900 Qmin≥850 HC3~4
Recovery characteristict≤24h
Water repellency Qav≥1100 Qmin≥100 HC2~3
charateristic 96h
Erosion resistance testAcid,alkali and salt,Does not have the corrugation, falls 
8024hoff,bubbles,changes color and so on.
The adhesion is not lower than 2 levels.
transformer oil 10524hDoes not have the corrugation, falls 
off,bubbles,changes color and so on.
The adhesion is not lower than 2 levels.
Flashover resistance testU1(with paint-coat)/U2(with no paint
-coat)≥2.0
Heat resistant denaturation The coating is not damaged.The adhesion 
experiment-40~+80,inspection is not lower than 2 levels.
2.5h×5 times

RTV Silicon Coating



Copyright Notice @ 2008-2012 ECVERY Limited and/or its subsidiaries and licensors. All rights reserved.