| About |
|---|
| Zythane 7075AF is a polyether--based FR TPU specifically formulated for both injection molding and extrusion applications with ease of processing. It exhibits excellent flame retandance, abrasion resistance and toughness and has good hydrolytic stability, oil, fuel and solvent resistance. It is supplied uncolored in pellet form. Typical Applications: Zythane 7075AF applications include among others FDA applications, cable sheathing, spiral and pneumatic tubing, film, irrigation hoses, conveyor hoses, fire hoses, hydraulic hoses, cable jacketing, flat flex cables, automotive sensor cables.&& |
| Product Description | |
|---|---|
| Generic | TPU-醚 |
| Material Status | Commercial: Active |
| Features | Good flexibility,Hydrolysis stability,Flame Characteristics,Good wear resistance,Grease resistance,Solvent resistance,Fuel resistance,V-2,V-0 |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.14 | g/cm³ | ASTM D792 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 75 | ASTM D2240 | |
| Taber abraser | 19.0 | mg | ASTM D1044 |
| Abrasion（DIN） | 21 | mm³ | DIN 53516 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| fracture | 42.0 | MPa | ASTM D412 |
| 300% strain | 12.0 | MPa | ASTM D412 |
| 100% strain | 5.00 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 700 | % | ASTM D412 |
| tear strength | 58.8 | kN/m | ASTM D624 |
| Compression deformation | ASTM D395B | ||
| 24℃，22 hr | 19 | % | ASTM D395B |
| 70℃，72 hr | 44 | % | ASTM D395B |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Embrittlement temperature | -47.8 | ℃ | DSC |
| Vicat Softening Temp | 92.2 | ℃ | ASTM D1525 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 1.50 mm | V-2 | UL 94 | |
| 3.00 mm | V-2 | UL 94 | |
| 1.00 mm | V-0 | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 85 | °C | |
| Drying time | 4.0 | hr | |
| Barrel rear temperature | 170 | °C | |
| Barrel middle temperature | 185 | °C | |
| Barrel front temperature | 200 | °C | |
| Nozzle temperature | 200 to 205 | °C | |
| Processing (melt) temperature | 195 to 200 | °C | |
| Mold temperature | 25 to 60 | °C | |
| Back pressure | 0.500 to 1.00 | MPa | |
| Screw speed | 60 to 200 | rpm | |
| Clamping force | 4.1 to 6.9 | kN/cm² | |
| Drying temperature | 85 | °C | |
| Drying time | 4.0 | hr | |
| Barrel 1 zone temperature | 170 | °C | |
| Barrel 2 zone temperature | 185 | °C | |
| Barrel 3 zone temperature | 200 | °C | |
| Nozzle temperature | 202 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die C |
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