SP256 by Supreme Petrochem is a recyclable, toughened polystyrene (PS) grade. It exhibits superior flexibility, good ball drop strength, excellent clarity and easy flow. It offers improved gloss toughness the grade is blended with high impact polystyrene (HIPS). Is suitable for processing by injection molding. It is used in transparent hangers, medical products, appliance, stationery items like pen barrels & geometric instruments, toys and fashion accessories. SP256 complies with UL 94 HB flame rating and FDA 21 CFR 177.1640 for food contact applications. It meets with the requirements of ISO 9001, ISO 14001 and ISO TS16949 standards.
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Product Type:
| Bio Based content | Visible After Login |
Compliance
| Food Contact Approval | Visible After Login |
| Certifications & Compliance | Visible After Login |
Applications
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SP256 properties
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flame Rating | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flexural Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flexural Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Izod | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Unnotched Charpy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Elongation | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
Optical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Haze | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Transmittance, Visible | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Vicat Softening Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
SP256 Processing Guidelines
Injection Molding Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Melt Temperature | Visible After Login | Visible After Login | |
| Mold Temperature | Visible After Login | Visible After Login | |