Expanded Polystyrene
| Test Name | Specification Value | Test Method | Result | Unit |
|---|---|---|---|---|
| K-Value | 52 < K < 57 | SUNPOR 7.2.4 | 56 | —– |
| Residual Monomer | ≤2000 | GC | 1250 | PPM |
| Pentane Content | ≥5.2 | SUNPOR 7.2.2 | 6.5 | WT% |
| Moisture Content | ≤10000 | SUNPOR 7.2.3 | 7100 | PPM |
| Grade | Main Bead Size (mm) | Aging Time (hours) | Application |
|---|---|---|---|
| SE-1000 | 1.25-1.60 | 4-6 | Large parts packaging and insulation Board |
| SE-2000 | 1.00-1.25 | 4-6 | Medium parts packaging and insulation Board |
| SE-3000 | 0.7-1.00 | 4-6 | Small parts packaging and insulation Board |
| SE-4000 | 0.50-0.80 | 4-6 | Small parts packaging and insulation Board |
Properties:
- Appearance : Pure White Powder
- 2. Specific Gravity : Approx. 1.03
- Main Composition : polystyrene : 93 ~ 96 %
- 4.Blowing Agent : 4 ~ 7 %
- LOI : 28-30
- Melting Point : 165 to 175 ℃