Category: BOPET polyester film 4.0microns
Thickness: 3.8-4.5 micron
| Item (项目) | Value / Details (内容) | Item (项目) | Value / Details (内容) |
| CODE (产品代码) | 214032608 | TYPE (型号规格) | PET 4.5 |
| ROLL NO. (生产卷号) | 20140326C-1 | MATERIAL (材料牌号) | MD642 |
| PRODUCE DATE (生产日期) | 20140326 | TEST DATE (检测日期) | 20140326 |
| Test Temperature (测试温度) | 30 °C | Relative Humidity (相对湿度) | 56 % |
| LC NO. (信用证号) | 127LCS-67729484 | ROLL RANGE (卷号范围) | 2140325 ~ 2140327 |
| QUALITY PERIOD (质保期) | 12 MONTHS | TEST RESULT (测试结论) | OK (合格) |
| Test Items (检测项目) | Unit (单位) | Average Value (实测均值) | Standard Tolerance (标准标准差/公差) | Remark (备注) |
| Thickness (平均厚度) | μm | 4.49 | 0.03 | |
| Thickness Tolerance (厚度偏差) | % | -0.2 | — | |
| Tensile Strength (拉伸强度) - MD | MPa | 230.8 | 7.0 | |
| Tensile Strength (拉伸强度) - TD | MPa | 267.4 | 6.1 | |
| Elongation at Break (断裂伸长率) - MD | % | 112.3 | 8.1 | |
| Elongation at Break (断裂伸长率) - TD | % | 91.7 | 5.5 | |
| Thermal Shrinkage (热收缩率) - MD | % | 1.62 | 0.18 | |
| Thermal Shrinkage (热收缩率) - TD | % | 0.40 | 0.10 | |
| Roughness (表面粗糙度 - Ra) | μm | 0.101 | 0.009 | |
| Friction Coefficient (静摩擦系数) | — | 0.46 | 0.04 | Original: STATIC |
| Friction Coefficient (动摩擦系数) | — | 0.41 | 0.02 | Original: MOTIVE |
| Dielectric Strength (直流击穿电压 - Eb) | V/μm | 542 | 47 | DC 测试 |
| Dielectric Strength (最小击穿电压 - Min) | V/μm | 430 | — |
| Item (项目) | Standard / Tolerance (标准要求/公差) | Actual Value (实测值) | Unit (单位) |
| Length of Roll (每卷长度) | 18500 | 18500 | m |
| Width of Roll (每卷宽度) | $910 \pm 2$ | 910 | mm |
| ID (纸芯内径) | $152.4 \pm 1$ | 152.4 | mm |
| OD (卷材外径) | $385 \pm 4$ | 387 | mm |
| Splice (接头数) | NONE | NONE | PC |
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