Product Type |
TPE – Styrene-Based Modified TPE |
Product Status |
COMMERCIAL |
Applications |
Insulation layer of AC/DC power cables in new energy vehicle charging stations |
Properties
Item |
Unit |
Test Method |
Reference Standard |
Typical Value |
Density |
g/cm³ |
GB/T 1033.1-2008 |
0.95-1.0 |
0.984 |
Melt Flow Rate |
g/10min |
GB/T 3682.1-2018 |
1-3.5 |
2.5 |
Shore hardness |
Shore A |
GB/T 2411-2008 |
84±3 |
85 |
Tensile strength |
MPa |
GB/T 1040.3-2006 |
≥10 |
16 |
Elongation at Break |
% |
GB/T 1040.3-2006 |
≥400 |
560 |
Tear Strength |
N/mm |
GB/T33594-2017 |
≥20 |
25 |
Insulation Resistance Constant (20°C) |
MΩ·Km |
GB/T33594-2017 |
≥3670 |
290000 |
Insulation Resistance Constant (90°C) |
MΩ·Km |
GB/T33594-2017 |
≥3.67 |
1450 |
Thermal Aging Resistance (136℃×168h) |
||||
Tensile Strength Retention Rate |
% |
GB/T 2951.12-2008 |
≤±25 |
-5 |
Elongation at Break Retention Rate |
% |
GB/T 2951.12-2008 |
≤±25 |
-7 |
Hydrolysis Resistance (80℃ × 168h) |
||||
Tensile Strength Retention Rate |
% |
GB/T2951.21-2008 |
≤±30 |
-10 |
Elongation at Break Retention Rate |
% |
GB/T2951.21-2008 |
≤±30 |
-7 |
Low-Temperature Winding (-40°C for 4 hours) |
– |
GB/T2951.14-2008 |
Non-Cracking |
|
High-Temperature Pressure (90°C for 6 hours) |
% |
GBT2951 31-2008 |
<50 |
24 |
Heat Shrinkage (130°C for 1 hour) |
% |
GB/T2951.13-2008 |
≤4 |
1 |
Material Flame Retardancy |
– |
UL 94 |
HB |
HB |
Flame Retardancy Testing |
– |
GB/T 18380.12-2008 |
PASS |
PASS |
Environmental Requirements |
– |
REACH/ROHS2.0 |
Compliant |
Compliant |
*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
It is recommended to dry at 80°C for 2 hours. JD-TG2837 offers excellent processing performance and is recommended for use with single-screw extruders with a length-to-diameter ratio (L/D) ≥ 20, a compression ratio of 2.5-3, and screw diameters of Φ50-90, for extruding wires.
Zone |
Feeding Zone |
Melting Zone |
Homogenizing Zone |
Die |
Die head |
Temp. °C |
150-165 |
170-185 |
180-195 |
180-195 |
180-195 |
*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.