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| Product Description |
|
Styrolux 656C is a high flow thermoplastic injection molding styrene-butadiene
block copolymer. It has crystal clarity, good toughness, good stiffness, and
warpage resistance for general molding applications. It is also suitable for
extrusion and thermoforming applications. |
| RHEOLOGICAL |
ASTM Test Method |
Property Value |
| Melt Flow Rate (200 °C/5 Kg), g/10min. |
D-1238 |
15 |
| PHYSICAL |
ASTM Test Method |
Property Value |
| Density - Specific Gravity, g/cm³ |
D-792 |
1.02 |
| Mold Shrink, Linear-Flow (in/in) |
D-955 |
0.0065 |
| Water absorption saturated at 23°C, % |
D-570 |
0.07 |
| MECHANICAL |
ASTM Test Method |
Property Value |
| Hardness, Shore D |
D-2240 |
72 |
| Tensile Modulus (2 in/min), MPa (psi) |
D-638 |
|
| 23°C (73°F) |
|
1,680 (244,000) |
| Tensile Strength, Yield (2 in/min), MPa (psi) |
D-638 |
|
| 23°C (73°F) |
|
28 (4,060) |
| Tensile Elongation, Break, % |
D-638 |
|
| 23°C (73°F) |
|
40 |
| Flexural Modulus, MPa (psi) |
D-790 |
|
| 23°C (73°F) |
|
1,500 (217,000) |
| Flexural Strength, MPa (psi) |
D-790 |
|
| 23°C (73°F) |
|
33 (4,790) |
| IMPACT |
ASTM Test Method |
Property Value |
| Instrumented Dart Impact (total energy), J (in-lbs) |
D-3763 |
0.6 (5.33) |
| Instrumented Dart Impact (Peak force), J (in-lbs) |
D-3763 |
0.6 (5.33) |
| THERMAL |
ASTM Test Method |
Property Value |
| DTUL @ 264 psi - Unannealed °C(°F) |
D-648 |
67 (152) |
| DTUL @ 66 psi - Unannealed °C(°F) |
D-648 |
81 (177) |
| Coef. of Linear Thermal Expansion, Normal, E-4/°C, mm/mm |
E-831 |
0.72 |
| Vicat, B/1 (120 °C/h, 10N), °C(°F) |
D-1525 |
90 (194) |
| UL RATINGS |
UL Test Method |
Property Value |
| Flammability Rating, 1.5mm |
UL94 |
HB |
| Relative Temperature Index, 1.5mm |
UL746B |
|
| Mechanical w/o Impact, °C |
|
50 |
| Mechanical w/ Impact, °C |
|
50 |
| Electrical, °C |
|
50 |
| ELECTRICAL |
ASTM Test Method |
Property Value |
| Volume Resistivity |
D-257 |
>1E13 |
| Surface Resistivity |
D-257 |
>1E14 |
| Dielectric Constant (1000000 Hz, 0,0394 in) |
D-150 |
2.5 |
| OPTICAL |
ASTM Test Method |
Property Value |
| Light Transmission, % |
D-1003 |
90 |
| Refractive Index |
D-542 |
1.580 |
| INJECTION PROCESSING |
ASTM Test Method |
Property Value |
| Processing (Melt) Temperature, °C(°F) |
|
180 to 250 (356 to 482) |
| Mold Temperature, °C(°F) |
|
30 to 50 (86 to 122) |
| Note |
|
Although all statements and information in this publication are believed to be accurate and reliable, they are presented gratis and for guidance only, and risks and liability for results obtained by use of the products or application of the suggestions described are assumed by the user. NO WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE MADE REGARDING PRODUCTS DESCRIBED OR DESIGNS, DATA OR INFORMATION SET FORTH. Statements or suggestions concerning possible use of the products are made without representation or warranty that any such use is free of patent infringement and are not recommendations to infringe any patent. The user should not assume that toxicity data and safety measures are indicated or that other measures may not be required. |
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