| INSPECTION | UNIT | SPEC |
| BEAD SIZE | WT% | MIN.90.00 |
| BLOWING AGENT | WT% | MIN.6.00 |
| MOISTURE | WY% | MAX.2.00 |
| PRE-EXPANSION DENSITY | KG/M3 | MAX.15.0 |
| OXYGEN INDEX | SEC | MIN.30 |
| BEAD DISTRIBUTION | ||||
| DIAMETER,MM | 2.38 +2.00 +1.68 +1.41 +1.19 +1.00 +0.84 + 0.71 PAN | |||
| PERCENTAGE | 1.8 21.5 64.3 11.8 0.5 0.1 | |||