Visico™ ME4425/Ambicat™ LE4472

Category: XLPE , Crosslinked Polyethylene
Manufacturer: Borealis AG
Trademark: Visico™
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: ECbP8E_Visico-ME4425-Ambicat-LE4472.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
Wechat: WECHAT
Message
Visico ME4425 / Ambicat LE4472 is a silane crosslinkable black compound designed for covering/insulation of overhead cables.

The base material Visico ME4425 in combination with the catalyst masterbatch Ambicat LE4472 will accelerate the moisture-induced crosslinking reaction. The system is highly active and crosslinks quickly at ambient conditions, in sauna or in hot water.

When properly mixed, addition of 7 parts of Ambicat LE4472 to 93 parts of Visico ME4425 , insulation with excellent thermo-oxidative stability, also in contact with copper as will as aluminium, is achieved. The final product will contain nominal 2,5% of fine size carbon black ensuring excellent weatherability.

Visico ME4425 / Ambicat LE4472 contains antioxidant, metal deactivator and a drying agent. Visico ME4425 contains a permanent scorch retardant additive, ensuring safe processing and enabling the use of highly active crosslinking catalyst.

Visico ME4425 / Ambicat LE4472 in combination meets the applicable requirements as below when processed using sound extrusion and testing procedure:
  • ANSI/ICEA S-70-547
  • ASTM D 1248 Type II, Class C, Category 4
  • HD 626 S1 (TIX-2, TIX-4, TIX-6, TIX-9)
  • HD 603 S1
  • NEMA WC 70
  • NEMA WC 71
  • IEC 60502-1

The standards referred to above is a selection and is not complete coverage of all applicable standards.Contact your Borealis representative for additional information.
General Information
Additive
  • Antioxidant
  • Carbon Black (3%)
  • Metal Deactivator
  • Scorch Resistant
Features
  • Antioxidant
  • Crosslinkable
  • Fast Cure
  • Good Processability
  • Good Stability
  • Good Surface Finish
  • Good Thermal Stability
  • Good Weather Resistance
  • Low Die Swell
  • Oxidation Resistant
Uses
  • Cable Jacketing
  • Insulation
Agency Ratings
  • ANSI/ICEA S-70-547
  • ASTM D 1248, I, Class A, Cat. 4
  • HD 603 S1
  • IEC 60502-1
  • NEMA WC-70 , WC-71
Appearance
  • Black
Forms
  • Pellets
Processing Method
  • Extrusion
PhysicalNominal ValueUnitTest Method
Density 10.940g/cm³ISO 1183
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)1.0g/10 minISO 1133
Environmental Stress-Cracking Resistance (50°C, 10% Igepal, F20)> 96.0hrIEC 60811-4-1/B
HardnessNominal ValueUnitTest Method
Shore Hardness (Shore D, 1 sec)55ISO 868
MechanicalNominal ValueUnitTest Method
Tensile Stress (Yield)> 20.0MPaISO 527-2/250
Tensile Strain (Break)> 300%ISO 527-2/250
AgingNominal ValueUnitTest Method
Change in Tensile Stress (135°C, 240 hr)< 25%IEC 60811-1-2
ThermalNominal ValueUnitTest Method
Brittleness Temperature < -76.0°CASTM D746
Hot Set IEC 60811-2-1
    200°C 260%
    200°C 30.0%
Additional InformationNominal ValueUnit
Crosslinking
    23°C, 700.0 µm 41.5day
    23°C, 1.80 mm 57.0day
    90°C, 700.0 µm 6< 15.0min
    90°C, 1.80 mm 71.00hr
ElectricalNominal ValueUnitTest Method
Volume Resistivity > 1.0E+16ohms·cmIEC 60093
Electric Strength > 20kV/mmIEC 60243-1
Dielectric Constant (50 Hz)< 2.50IEC 60250
Dissipation Factor (50 Hz)< 6.0E-4IEC 60250
ExtrusionNominal ValueUnit
Cylinder Zone 1 Temp. 150°C
Cylinder Zone 2 Temp. 185°C
Cylinder Zone 3 Temp. 185°C
Cylinder Zone 4 Temp. 185°C
Melt Temperature 190 to 195°C
Die Temperature 185°C
Note Message
1 .Mixture 95:5, ISO 1872-2
2 .Elongation under load, 0.20 MPa
3 .Permanent deformation, 0.20 MPa
4 .In air, 50 % humidity
5 .In air, 50 % humidity
6 .Sauna or water bath
7 .Sauna or water bath
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