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Locomotive retardant sheathing material

  Date:2013/12/25 21:25:04 Hits:1525
Product Type Product Name The main purpose
WD-XD10-GT01 125 ℃ irradiation crosslinked polyolefin insulation oil halogen free flame retardant material Applicable to GB / T 12528, EN50264 and NFF63826, NFF63827 standard locomotive cable
WD-XD10-GT02 125 ℃ irradiation crosslinked polyolefin sheath halogen-free flame-retardant material oil
WD-XD10-GT03 125 ℃ irradiation crosslinked polyolefin insulation oil halogen free flame retardant material Applies to U.S. cable EMD locomotives
WD-XD10-GT04 125 ℃ irradiation crosslinked polyolefin sheath halogen-free flame-retardant material oil
WD-XD10-GT05 125 ℃ irradiation crosslinked ultra-thin wall cable insulation material locomotive Suitable for multi-core thin-walled insulated wire locomotives
WD-XD10-GT06 125 ℃ irradiation crosslinked polyolefin insulation oil halogen free flame retardant material Non-oil suitable for cable insulation locomotive
WD-XD10-GT07 125 ℃ irradiation crosslinked polyolefin insulation oil halogen free flame retardant material

Test Project Model Cable Material Series Locomotive
WD-XD10
-GT01
WD-XD10
-GT02
WD-XD10
-GT03
WD-XD10
-GT04
WD-XD10
-GT05
WD-XD10
-GT06
WD-XD10
-GT07
Before aging                
Tensile strength Mpa 12.25 12.56 13.2 13.1 31.7 12.86 12.72
Elongation % 190 180 260 265 480 320 180
20 ℃ volume resistivity Ω.m 6.35x1013 4.2x1013 5.2x1013 5.35x1013 2.3x1012 3.54x1011 4.24x1014
Oil immersion test   IRM902# IRM902# IRM902# IRM902# - - -
Temperature 100 100 121 121 - - -
Time h 72 72 18 18 - - -
Variation of tensile strength % -26.3 -26.2 -30.2 -30.7 - - -
Change in Elongation rate K % -31.5 -30.2 -32.1 -32.1 - - -
Oil immersion test   IRM903# IRM903# IRM903# IRM903# - - -
Temperature Time ℃ x h 70x168 70x168 70x168 70x168 - - -
Tensile strength change rate % -27.7 -26.7 -32.7 -32.7 - - -
Change in Elongation rate K % -31.2 -31.2 -37.2 -37.2 - - -
Air aging test - - - - - - - -
Temperature Time ℃ x h 158x168 158x168 158x168 158x168 158x168 158x168 158x168
Tensile strength change rate % 18 19.8 20.5 20.1 18.2 21 17.3
Change in Elongation rate K % -19.8 -21.2 -18.3 -21.2 -19.3 -20.5 -17.6
Oxygen Index % 35 35 35 34 - 35 34
Dielectric strength MV/m 25 25 25 24 28 25 25
Low temperature brittleness -40 -40 -50 -40 -60 -45 -40
Tear strength Mpa 7.2 7.1 7.8 7.1 - - -
PH value - 5.6 5.3 5.2 5.4 5.2 5.3 5.2
Conductivity μs/MM 1.7 1.6 1.8 1.5 1.6 1.2 1.5
Smoke Density - - - - - - - -
Flameless Dmw - 200 200 185 185 - 185 208
Flaming Dmw - 79 80 75 80 - 90 80
Environmental requirements (ROSH) - By By By By By ByBy

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