Type : Noveon® ZHF78AT3 is aromatic polyether-based NHFR thermoplastic polyurethane. Appearance : Transparent cylindrical pellets.
Application : Cable and tube Extrusion
|
MECHNICAL PROPERTIES |
TEST METHOD |
UNIT |
VALUE* |
|
Hardness (3s) Specific Gravity |
ISO 868 ISO 2781 |
SHORE A g/cm3 |
78A 1.13 |
|
Tensile Strength |
ISO 37 |
MPa |
32 |
|
Ultimate Elongation |
|
% |
730 |
|
Tensile stress at |
S1 type dumbbells |
|
|
|
- 50% Elongation |
Speed=500mm/min |
MPa |
3.6 |
|
- 100% Elongation |
|
MPa |
4.4 |
|
- 300% Elongation |
|
MPa |
7.3 |
|
Tear Resistance |
ISO 34 |
kN/m |
135 |
|
Flammability |
UL-94 |
|
V0 |
Specimen: injection molded plaques in 2mm thickness.
Supply form and standard packaging
Noveon® ZHF78AT3 is supplied in pellet form and is packaged in polyethylene bags. Net weight 25kg.
*Please be aware that listed values are “typical (average) values” and should / can not be applied for specification purposes.
Material Preparation
Prior to processing, Noveon® ZHF78AT3 must be dried at 100oC during 4 hours.
It is recommended to dry the material in a dehumidifying type dryer. Target dew point to be preferably -40 oC. Depending on the applied processing technique, following maximum moisture levels are recommended.
Cable and tubing extrusion 0.05%
Processing Conditions
Noveon® ZHF78AT3 is extruded on any conventional extruder equipped with a PVC, 3 stage or barrier type screw having an L/D ratio of 25:1 and a compression ratio of 3:1.
Recommended extrusion temperature profile:
