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Properties of TERRAMAC® Sheets
| Unit | Measurement Method |
Standard (not heat resistant) |
Heat Resistant Grade* | |||
| Grade | SS-300 | HS-300 Before Thermoforming |
HS-300 After Thermoforming |
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| Thickness | µm | 300 | 300 | 300 | ||
| Density | g/cm³ | 1.26 | 1.33 | 1.33 | ||
| Oxygen Transmission Rate |
ml/m²·day·MPa | JIS-K7126 23°C |
480 | 300 | 220 | |
| Water Vapor Transmission Rate |
g/m²·day | JIS-K7129 (40°C, 90%RH) |
30 | 14 | 16 | |
| Tensile Strength |
MD | MPa | JIS-K7127 | 36 | 56 | |
| TD | 36 | 22 | ||||
| Breaking Strength |
MD | % | JIS-K7127 | 2.3 | 4.9 | |
| TD | 2.5 | 0.9 | ||||
| Modulus of Elongation |
MD | GPa | JIS-K7127 | 2.7 | 3.4 | |
| TD | 2.7 | 3.4 | ||||
| Transparency | Transpar-ent | Opaque | Opaque | |||
* Thermoforming process is required for heat resistant application. PLA resin will crystallize under thermoforming process. It commonly needs 30 seconds or more time for PLA resin to crystallize enough at 110°C.
