一、設備方面
(1)成型機合模力不足。如果成型機的額定合模力小于成型過程中制品從像投影面積上的張力，將會導致分型面間隙，造成飛邊。
解決方案：增大鎖模力
(2)成型機合模形成不足。如果成型機合模的最小間隙大于模具的厚度，制品的投影面積超過了注壓機的注射面積，注壓機模板安裝調節不正確，模具安裝不正確，鎖模力不能保持恒定，注壓機模板不平行，拉桿變形不均將會導致模具合模不緊密造成飛邊。
解決方案：改進注塑機缺陷
倍韌/BESTPERNE®ES5001H
熱塑性彈性體Thermoplastic Elastomer
| 產品說明Product description | ||||||||
| ·ES5001H是一款高回彈性透明材料，具有的耐刮擦性和耐候性。 ·ES5001H is a kind of high resilience and translucent material which has excellent scratch resistance and weather resistance properties. | ||||||||
| 關鍵特性Key characteristic | ||||||||
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| 功能Function | ||||||||
| 產品應用 Main application | 玩具產品Toy products | 擠出管 Extruded tube | ||||||
| 運動器材Sports equipment |
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| 加工方法Processing method | 注塑成型Injection molding 擠出成型Extrusion molding | |||||||
| 環保認證 Environmental certification | ROHS | REACH | EN71-3 | |||||
| PAHS | ASTM-F963 | Phthalate | ||||||
| 顏色Color | 透明Translucent | |||||||
| 氣味Smell | 少許樹脂味A little resin smell | |||||||
| 外型Appearance | 圓球形小顆粒Cylindrical particle，about 3mm×1.5mm | |||||||
| 儲藏期Storage period | 常溫下通風干燥，24個月Ventilated dry at normal temperature，about 24 months | |||||||
| 包裝方式Packaging method | 25公斤/袋 25kg/bag | |||||||
| 物理性能Physical properties | 結果Result | 單位Unit | 方法Method | 成型條件Molding condition | ||||
| 比重Specific gravity | 0.88±0.02 | g/cm3 | ASTM D792 | 干燥溫度Drying temp 70℃ | ||||
| 硬度Hardness | 48±5 | shoreA | ASTM D2240 | 干燥時間Drying time 2Hours | ||||
| 拉伸強度Tensile strength | >3 | Mpa | ASTM D412 | 射嘴溫度Nozzle temp 210℃ | ||||
| 斷裂延伸Elongation at break | >400 | % | ASTM D412 | 螺筒一段溫度Screw 1 temp 200℃ | ||||
| 撕裂強度Tearing strength | >18 | Kn/m | ASTM D624 | 螺筒二段溫度Screw 2 temp 190℃ | ||||
| 熔融指數Melt index | >13 | g/10min | ASTM D1238 | 螺筒三段溫度Screw 3 temp 180℃ | ||||
| 注意事項Matters need attention | ||||||||
| 清洗料管 Purge compound | 需使用PP或 PE清洗干凈機臺螺桿，且把機臺射嘴清除干凈please make sure you that you have cleaned the machine screw with PP or PE, and put the machine nozzle thoroughly clean | |||||||
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