Category: | XLPE , Crosslinked Polyethylene |
Manufacturer: | Borealis AG |
Trademark: | Visico™ |
Fillers: | - |
Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
Delivery Terms | FOB, CIF, DAP, DAT, DDP |
PDF: | 4VGiMR_Visico-LE4427-Ambicat-LE4476.pdf ![]() |
PRICE: | Order Products email sales@su-jiao.com |
Message |
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Visico LE4427 / Ambicat LE4476 is a silane crosslinkable natural compound designed for weather resistant covering/insulation of overhead and façade cables. The black base material Visico LE4427 in combination with the catalyst masterbatch Ambicat LE4476 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 5 parts of Ambicat LE4476 to 95 parts of Visico LE4427 , insulation with excellent thermo-oxidative stability, also in contact with copper as well as aluminium, is achieved. Visico LE4427 / Ambicat LE4476 contains antioxidant, metal deactivator and a drying agent. Visico LE4427 contains a permanent scorch retardant additive, ensuring safe processing and enabling the use of highly active crosslinking catalyst. Visico LE4427 / Ambicat LE4476 in combination meets the applicable requirements as below when processed using sound extrusion and testing procedure:
The standards referred to above is a selection and is not complete coverage of all applicable standards. Contact your Borealis representative for additional information. The black base material Visico LE4427 in combination with the catalyst masterbatch Ambicat LE4476 is a readymade two-component system which crosslinks quickly at ambient conditions, in sauna or in hot water. The base material Visico LE4427 is a black filled low density polyethylene, copolymerised with vinyl silane and designed for overhead cable covering/insulation. Visico LE4427 contains a well dispersed carbon black to provide the necessary protection for outdoor weatherability according to the French specification NF C 33 209 part 6-2, Cable de Façade. The catalyst masterbatch, Ambicat LE4476 , contains a novel, patented, environmentally friendly crosslinking catalyst and is completely free from heavy metals. |
General Information | |
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Additive |
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Features |
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Uses |
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Agency Ratings |
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Appearance |
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Processing Method |
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Physical | Nominal Value | Unit | Test Method |
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Density 1 | 0.935 | g/cm³ | ISO 1183 |
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg) | 1.0 | g/10 min | ISO 1133 |
Environmental Stress-Cracking Resistance (Condition B, 50°C, 10% Igepal, F20) | > 96.0 | hr | IEC 60811-4-1/B |
Carbon Black Content | 2.5 | % | ISO 6964 |
Aging | Nominal Value | Unit | Test Method |
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Change in Tensile Properties - 240 h (150°C) | < 25 | % | IEC 60811-1-2 |
Retention of Tensile Properties | |||
-- 2 | > 85 | % | |
-- 3 | > 70 | % |
Thermal | Nominal Value | Unit | Test Method |
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Hot Set | IEC 60811-2-1 | ||
200°C 4 | 30 | % | |
200°C 5 | 0.0 | % |
Additional Information | Nominal Value | Unit | |
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Crosslinking | |||
700.0 µm 6 | 2.0 | day | |
700.0 µm 7 | < 25.0 | min | |
1.80 mm 8 | 1.00 | hr | |
1.80 mm 9 | 7.0 | day |
Mechanical | Nominal Value | Unit | Test Method |
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Tensile Stress (Yield) | > 15.0 | MPa | ISO 527-2/250 |
Tensile Strain (Break) | > 300 | % | ISO 527-2/250 |
Thermal | Nominal Value | Unit | Test Method |
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Brittleness Temperature | < -76.0 | °C | ASTM D746 |
Electrical | Nominal Value | Unit | Test Method |
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Volume Resistivity | 1.0E+15 | ohms·cm | IEC 60093 |
Dielectric Constant (50 Hz) | < 2.90 | IEC 60250 | |
Dissipation Factor (50 Hz) | < 1.0E-3 | IEC 60250 |
Extrusion | Nominal Value | Unit | |
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Cylinder Zone 1 Temp. | 150 | °C | |
Cylinder Zone 2 Temp. | 170 | °C | |
Cylinder Zone 3 Temp. | 170 | °C | |
Cylinder Zone 4 Temp. | 170 | °C | |
Die Temperature | 170 | °C |
Note Message | |
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1 . | Mixture 93:7, ISO 1872-2 |
2 . | After UV Ageing, 3 to 6 weeks |
3 . | After UV Ageing, 6 weeks |
4 . | Elongation under load, 0.20 MPa |
5 . | Permanent deformation, 0.20 MPa |
6 . | In air 23°C, 50 % humidity |
7 . | 90°C, Sauna or water bath |
8 . | 90°C, Sauna or water bath |
9 . | In air 23°C, 50 % humidity |
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