Loading Port:Shanghai
Payment Terms:TT OR LC
Min Order Qty:-
Supply Capability:3000 Tons kg/month
I. Type and application
Type | Product | Application and Cable Specification |
3901N | PVC insulating compound for VDE standard at 90℃ | Used for wires and cables which according with VDE standard |
3921N | PVC jacket compound for VDE standard at 90℃ | Used for wires and cables which according with VDE standard |
II. Productdescription
PVC compound for VDE standard wires andcables, based on PVC resin, is made into granula by mixing, plastification andgranulation with adding plasticizer, stabilizing agent, flame retardant andetc. The products meet various special requirements, such as differenthardness, UV stable, environment friend (RoHs, REACH, PAHs, chlorinated alkanesfree, phthalate free, and etc.),sub-shine and fog surface, low temperature resistant, PS/ABS transfer proof,rodent-repellent, termite-repellent, and transparent, and etc.
III. Processing
It is recommended that compound should beprocessed with common extruder having a minimum L/D ratio of 20.
The following temperature(℃)profile of extruder is recommended:
Zone | Zone 1 | Zone 2 | Zone 3 | Zone 4 | Head | Die |
Temperature ℃ | 140 | 160 | 170 | 175 | 180 | 175 |
IV. Storageand transport
Packaging：25kg/bag， PE membrane inside bag and Kraft outsidebag.
Storage and transport: Avoiding in directsunlight and weathering. The storage place should be in clean, cool, dry, andventilated conditions.
V. Properties
Table
Item | Unit | Standard Value | |||
3901N | 3921N | ||||
Tensile Strength | ≥ MPa | 16.0 | 10.0 | ||
Elongation at Break | ≥ % | 150 | 150 | ||
Impact Brittleness Temperature | ℃ | -15 | -20 | ||
Volume Resistivity, at 20℃ | ≥ Ω﹒m | 1.0×1011 | 1.0×108 | ||
Volume Resistance at working temperature of 90℃ | ≥ Ω﹒m | 1.0×108 | - | ||
Dielectric Strength | ≥ MV/m | 20 | 18 | ||
Hot Deformation | ≤ % | 30 | 50 | ||
Thermal Stability Time at 200℃ | ≥ min | 240 | 240 | ||
Thermal Aging |
|
|
|
|
|
Aging Temperature | ℃ | 135±2 | 115+2 | 135±2 | 115±2 |
Aging Time | h | 14×24 | 14×24 | 14×24 | 14×24 |
Tensile Strength after aging | ≥ MPa | 16.0 |
| 10.0 |
|
Variation on Tensile Strength | % | +25 |
| +25 |
|
Elongation at Break after aging | ≥ % | 150 |
| 150 |
|
Variation on Elongation at Break | % | +25 |
| +25 |
|
Loss of Mass after aging | ≤ g/m2 |
| 15 |
| 15 |
