TPS彈性體的主要加工成型方法
TPS類彈性體極易加工成型,常規(guī)的加工方法如注塑(包括單物料注塑成型及雙物料/多物料注塑成型),擠出,壓延(淋膜),吹塑等都可以成型,TPE 彈性體還可以熔膠成液體態(tài),再澆注入預(yù)定的模具中,成型冷卻即可。
TPE/TPR與PVC之區(qū)別比較
TPE/TPR與PVC軟膠基本組成:TPE/TPR軟膠,是以硬質(zhì)SEBS/SBS (聚苯乙烯--丁二烯--苯乙烯嵌段共聚物)為主要基材,添加軟化油,填充物及其他成分制成的功能性復(fù)合材料。
PVC軟膠是以聚氯乙烯為主要基材,添加軟化劑(增塑劑),抗穩(wěn)定劑等其他組分,制成的具有橡膠彈性的復(fù)合軟膠材料。
| 產(chǎn)品說明Product description | ||||||||
| · RN80B-02是一款以SEBS為主基材的高分子材料,耐磨性好,成型快速。 · RN80B-02 is a kind of polymer material with SEBS as major base material which has good wear resistance.Also it can be taken shape rapidly. | ||||||||
| 關(guān)鍵特性Key characteristic | ||||||||
| 1.表面啞,手感舒適干爽。dumb surface,dry and comfortable touch 2.可粘接PP,強(qiáng)度非常高very high bonding strength, adhesive material:PP 3.成型快、不粘模具。rapid molding,non-stick mold 4.表面耐刮擦,不易起毛屑。scratch resistance on the surface,not easy to fluff | ||||||||
| 功能Function | ||||||||
| 產(chǎn)品應(yīng)用 Main application | 1 汽車用品Automotive products | 3手把Handlebar | ||||||
| 2 運(yùn)動(dòng)器材Sports equipment | 4玩具產(chǎn)品Toy products | |||||||
| 加工方法Processing method | 注塑成型Injection molding | |||||||
| 環(huán)保認(rèn)證 Environmental certification | ROHS | REACH | EN71-3 | |||||
| PAHS | ASTM-F963 | Phthalate | ||||||
| 顏色Color | 本色 Natural | |||||||
| 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(fēng)干燥,24個(gè)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(jié)果Result | 單位Unit | 方法Method | 成型條件Molding condition | ||||
| 比重Specific gravity | 1.04±0.02 | g/cm3 | ASTM D792 | 干燥溫度Drying temp 80℃ | ||||
| 硬度Hardness | 80±5 | shoreA | ASTM D2240 | 干燥時(shí)間Drying time 2Hours | ||||
| 拉伸強(qiáng)度Tensile strength | >6 | Mpa | ASTM D412 | 射嘴溫度Nozzle temp 190℃ | ||||
| 斷裂延伸Elongation at break | <450 | % | ASTM D412 | 螺筒一段溫度Screw 1 temp 180℃ | ||||
| 撕裂強(qiáng)度Tearing strength | >35 | Kn/m | ASTM D624 | 螺筒二段溫度Screw 2 temp 170℃ | ||||
| 熔融指數(shù)Melt index | >10 | g/10min | ASTM D1238 | 螺筒三段溫度Screw 3 temp 160℃ | ||||
| 注意事項(xiàng)Matters need attention | ||||||||
| 清洗料管 Purge compound | 需使用PP或 PE清洗干凈機(jī)臺螺桿,且把機(jī)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 | |||||||
| 著色 Coloring
| 請選擇以PE或EVA為基材之色母,切勿使用以PVC為基材者。另外加工時(shí)請采用較高的螺桿轉(zhuǎn)速和較高的背壓,才能讓著色劑達(dá)到較好的分散效果Please select color master batch on PE or EVA material with the exception of PVC.Higher screw speed and backpressure and needed for better colorant dispersion | |||||||
| 回收 Recycling | 二次料(水口料)回收比率建議最多20%。 Consistent regrind usage of up to 20% is permissible | |||||||





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