Elastollan? 688A50N
Thermoplastic Polyurethane Elastomer (Polyester)
Product Description:
Elastollan? 688AN is specifically formulated for extruded profile, sheet and film applications. It exhibits excellent abrasion resistance, toughness, high transparency, low gel, and low yellowness index. It has excellent damping characteristics and outstanding resistance to tear propagation. Elastollan? 688AN conforms to the FDA food contact regulations as described in book 21, section 177.2600 and 177.1680 for both wet and dry food contact applications respectively. Elastollan? 688AN is supplied uncolored in diced or pelletized
Agency Ratings | FDA 21 CFR 177.1680、FDA 21 CFR 177.2600 |
Appearance | |
Processing Method | Extrusion、Injection Molding |
Density / Specific Gravity | 1.21 |
| ASTM D792 |
Melt Mass-Flow Rate (MFR) (190°C/21.6 kg) | 15 to 30 | g/10 min | ASTM D1238 |
Durometer Hardness (Shore A) | 87 |
| ASTM D2240 |
Tensile Modulus (Injection Molded) | 3400 | psi | ASTM D412 |
Flexural Modulus (Injection Molded) | 5700 | psi | ASTM D790 |
Taber Abrasion Resistance | 25.0 | mg | ASTM D1044 |
Abrasion - DIN | 25 | mm3 | DIN 53516 |
Tensile Stress |
|
| ASTM D412 |
100% Strain | 1300 | psi |
|
300% Strain | 3600 | psi |
|
Tensile Strength | 5800 | psi | ASTM D412 |
Tensile Elongation (Break) | 520 | % | ASTM D412 |
Tear Strength 2 | 710 | lbf/in | ASTM D624 |
Compression Set |
|
| ASTM D395B |
73°F, 22 hr | 25 | % |
|
158°F, 22 hr | 45 | % |
|
Glass Transition Temperature | -16.6 | °F | Internal Method |
Vicat Softening Temperature | 176 | °F | ASTM D1525 |
Softening Point - DMA | 190 | °F | Internal Method |
Drying Temperature | 212 to 230 | °F |
|
Drying Time | 2.0 to 3.0 | hr |
|
Suggested Max Moisture | 0.030 | % |
|
Rear Temperature | 374 to 428 | °F |
|
Middle Temperature | 374 to 428 | °F |
|
Front Temperature | 374 to 428 | °F |
|
Nozzle Temperature | 410 to 437 | °F |
|
