Hanwha Total 4220U
LLDPE
韩华道达尔(Hanwha Total)
产品描述
4220U is linear low-density polyethylene resins for agricultural films and heavy duty packaging films. 4220U is a 1-butene comonomer grade for mulching films. This grade is designed to be processed in conventional blown film equipment.
Characteristics
? Good mechanical properties
? Excellent heat sealing properties and drawbility
? Good impact and tear strength
Applications
? Agricultural mulching film
? General and heavy duty packaging film
基本信息
| 原厂资料 | 物性表(英文) | |||
| 成型方式 | 吹膜 | |||
技术参数
| 物理性能 | 值/单位 | 测试标准 | 测试条件 |
|---|---|---|---|
密度 | 0.921 g/cm3 | ASTM D 1505 | |
熔体质量流动速率(MFR) | |||
- | 1 g/10min | ASTM D1238 | |
| 光学性能 | 值/单位 | 测试标准 | 测试条件 |
雾度 | 12 % | ASTM D1003 | |
光泽度 | 55 - | ASTM D 2457 | 45° |
| 薄膜性能 | 值/单位 | 测试标准 | 测试条件 |
拉伸强度 | |||
屈服(yld) | 100 kg/cm2 | ASTM D 882 | MD |
屈服(yld) | 110 kg/cm2 | ASTM D 882 | TD |
断裂(brk) | 410 kg/cm2 | ASTM D 882 | MD |
断裂(brk) | 320 kg/cm2 | ASTM D 882 | TD |
拉伸延伸率 | |||
断裂(brk) | 620 % | ASTM D 882 | MD |
断裂(brk) | 840 % | ASTM D 882 | TD |
埃尔曼多夫撕裂 | 145 g | ASTM D 1922 | MD, 25 ? |
埃尔曼多夫撕裂 | 370 g | ASTM D 1922 | TD, 25 ? |