LLDPE JD-7062BK Black Communication & Fiber Optic Cable Sheath
JD-7062BK is a granulated plastic based on linear low-density polyethylene (LLDPE), compounded with various processing additives such as toughening agents, antioxidants, lubricants, and weathering agents. It exhibits excellent mechanical and physical properties, electrical performance, heat resistance, weather resistance, and processing characteristics. It can be applied as sheath material for communication cables or optical cables.
Product Type | LLDPE-Linear low density polyethylene- low-density polyethylene |
Product Status | COMMERCIAL |
Applications | Communication cables & optical cables |
Properties
PHYSICAL | Unit | Test Method | Test Condition | Typical Value |
Density | g/cm³ | GB/T1033.1-2008 | 23 °C | 0.930 |
Melt Flow Rate | g/10min | GB/T3682.1-2018 | 190°C/2.16kg | 0.61 |
Shore hardness | Shore D | GB/T2411-2008 | 5s | 55 |
Tensile strength at break | MPa | GB/T1040.3-2006 | 50mm/min | 25.6 |
Elongation at break | % | GB/T1040.3-2006 | 50mm/min | 684 |
Aging at 100℃ for 240 hours. | - | |||
Retention rate of tensile strength (at break) | % | |||
Retention rate of elongation at break | % | |||
Xenon lamp aging | - | |||
Tensile strength | MPa | |||
Gray card rating | grade | |||
Low-temperature brittleness temperature | ℃ | |||
Volume resistivity | Ω·m | |||
Dielectric strength (Ed) | Kv/mm | |||
Dielectric constant (є) | - | |||
Dielectric loss factor | - | |||
Carbon black content | % | |||
Oxidation induction period | min | |||
Environmental stress crack resistance (F0) | h |
*Unless otherwise noted, the above data represent performance measured in the laboratory at 23°C and 50% RH. These values are representative figures obtained in our laboratory, not intended for legal judgment, and are for reference only.
Recommended processing conditions
Suggested drying conditions are drying at 80°C for 2 hours. The melt extrusion temperature is controlled within the recommended temperature range:
Zone | Zone1 | Zone2 | Zone3 | Zone4 | Zone5 | Zone6-8 | Neck 1 | Neck 2 | Die head |
Temp °C | 125-135 | 135-150 | 140-160 | 140-160 | 140-160 | 140-160 | 140-160 | 140-160 | 140-160 |
*The above temperatures are for reference only. The actual processing temperature should be set according to the machine and process requirements, etc.
Packing & Shipping
【PACKING】
Granules. 25 kg bags.
【STORAGE】
Store in a cool, dry place, away from open flames and away from direct sunlight.
【SAFETY CONSIDERATIONS】
This product is not classified as a hazardous material, but please refer to the relevant MSDS before using this material. During transportation, avoid exposure to direct sunlight or rain. Do not mix with sand, metal scraps, coal, glass, or other similar materials, and under no circumstances should it be transported together with toxic, corrosive, or flammable substances. During loading and unloading, sharp tools such as iron hooks are strictly prohibited. Handle with care to avoid throwing or dropping, which may damage the packaging bags.