| Properties | Method | Unit | HI121H |
| Physical | | | |
| Specific Gravity , 23℃ | ASTM D792 | | 1.05 |
| Mold Shrinkage , 23℃, 3.2mm , 23℃ | ASTM D955 | % | 0.4 ~ 0.7 |
| Melt Flow Rate , 220℃, 10kg | ASTM D1238 | g/10min | 22 |
| Mechanical | | | |
| Tensile Strength at Yield , 23℃, 50mm/min, 3.2mm | ASTM D638 | Mpa | 49 |
| Tensile Elongation at Yield , 23℃, 50mm/min, 3.2mm | ASTM D638 | %,( 68565101, 68366629,Min) | 5 |
| Tensile Elongation at Break , 23℃, 50mm/min, 3.2mm | ASTM D638 | %,( 68565102, 68366630,Min) | 10 |
| Tensile Modulus , 23℃, 50mm/min, 3.2mm | ASTM D638 | MPa | 2350 |
| Flexural Strength , 23℃, 15mm/min, 3.2mm | ASTM D790 | Mpa | 78 |
| Flexural Modulus , 23℃, 15mm/min, 3.2mm | ASTM D790 | MPa | 2550 |
| Izod Impact Strength , Notched, 3.2mm, 23℃ | ASTM D256 | J/m | 220 |
| Izod Impact Strength , Notched, 3.2mm, -30℃ | ASTM D256 | J/m | 90 |
| Izod Impact Strength , Notched, 6.4mm, 23℃ | ASTM D256 | J/m | 220 |
| Izod Impact Strength , Notched, 6.4mm, -30℃ | ASTM D256 | J/m | 90 |
| Rockwell Hardness , R-Scale | ASTM D785 | | 110 |
| Thermal | | | |
| HDT , Edgewise, 1.82MPa, 6.4mm, Unannealed | ASTM D648 | ℃ | 85 |
| VICAT , 50N, 50℃/h | ASTM D1525 | ℃ | 92 |
| RTI Electrical | UL 746B | ℃ | 95 |
| RTI Mechanical with Impact | UL 746B | ℃ | 95 |
| RTI Mechanical without Impact | UL 746B | ℃ | 95 |
| Flammability, 1.5mm | UL 94 | | HB |
| Flammability, 3.0mm | UL 94 | | HB |