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Physical characteristics
Physical characteristics of HDPE&PVC
| Physical Testing Items | Unit | HDPE | PVC | Remarks (HDPE) |
|---|---|---|---|---|
| Gravity | g/㎤ | 0.95 | 1.43 | Lighter |
| Tensile Strength | Kg/㎠ | 260~260 | 350~600 | More strength |
| Tensile Modulus | Kg/㎠ | 10,000~12,000 | 25,000~35,000 | Less Modulus |
| Curvature Strength | Kg/㎠ | 350 | 860~1,000 | Easier bending |
| Curvature Modulus | Kg/㎠ | 8,500 | 23,000 | Easier bending |
| Impact Strength | Kg.Cm/㎠ | ＜13.8 | 5~6 | More strong |
| Hardness | Shore-D | 64 | 70~90 | Less hard |
| Specific Heat | Kg.Cm/㎠ | 0.55 | 0.24 | More resistance |
| Softening Point | ℃ | 121 | 80~90 | More endurance |
| Limit of usage temperaure | ℃ | From -60~60 | From -5~60 | Much less limit |
| Withstand Voltage | Kv/mm, 1 minute | 48 | 28~32 | More reistance |