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原料比对
产品信息
品名
品牌名
典型应用
特性
认证
PMMA HI855M 韩国LX MMA
LGMMA®
照明,手机后盖,家电门窗,容器,建筑板材,家电盖,牌匾
耐冲击,透明
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物性数据
| 热性能 | 测试条件 | 测试方法 | 韩国LX MMA/HI855M |
|---|---|---|---|
| UL阻燃等级 | 1/8",1/16" | UL 94 | HB |
| 比热 | cal/g/°C | 0.35 | |
| 绵性膨胀系数 | cm/cm/°C | ASTM D-696 | 6×10 |
| 热变形温度 | 18.6kg | ASTM D-648 | 84 |
| 热传导 | cal/seccm·°C/cm | ASTM D-177 | 5×10 |
| 熔体质量流动速率 | 230°C,3.8kg | ASTM D-1238 | 7.5 g/10min |
| 收缩率 | ASTM D995-51 | 0.4-0.8 % | |
| 维卡软化温度 | 1kg | ASTM D-1525 | 94 °C |
| 机械性能 | 测试条件 | 测试方法 | 韩国LX MMA/HI855M |
|---|---|---|---|
| 断裂伸长率 | ASTM D-638 | 84 % | |
| 拉伸强度 | ASTM D-638 | 499 kg/cm | |
| 洛氏硬度 | ASTM D-785 | 65 M-scale | |
| 弯曲模量 | ASTM D-790 | 24300 kg/cm | |
| 弯曲强度 | ASTM D-790 | 909 kg/cm | |
| 悬壁梁缺口冲击强度 | Izod Notched | ASTM D-256 | 3.0 kg·cm/cm |
| 电气性能 | 测试条件 | 测试方法 | 韩国LX MMA/HI855M |
|---|---|---|---|
| 耗散因数 | 60Hz | ASTM D-150 | 0.04 |
| 介电常数 | 60Hz | ASTM D-150 | 3.5 |
| 介电强度 | 4KV/S | ASTM D-149 | 15 KV/mm |
| 体积电阻率 | ASTM D-257 | >10 Ω.cm |
| 基本性能 | 测试条件 | 测试方法 | 韩国LX MMA/HI855M |
|---|---|---|---|
| 吸水率 | 24h | ASTM D-570 | 0.4 % |
| 物理性能 | 测试条件 | 测试方法 | 韩国LX MMA/HI855M |
|---|---|---|---|
| 反射率 | ASTM D-542 | 1.49 | |
| 密度 | ASTM D-792 | 1.17 | |
| 透明度 | 3.2mm | ASTM D-1003 | 92 % |