PC塑膠原料通稱聚碳酸酯,聚碳酸酯英文名稱為Polycarbonate,簡(jiǎn)稱PC,它是一類分子鏈中含有碳酸酯結(jié)構(gòu)的高分子化合物及以它為基礎(chǔ)而制得的各種材料的總稱。按分子結(jié)構(gòu)中所帶酯基不同可以分為脂肪族、脂環(huán)族、芳香族和脂肪-芳香族等幾大類。并以雙酚A型聚碳酸脂為zui重要,分子量通常為3-10萬(wàn)。在無(wú)特別說(shuō)明情況下,通常所說(shuō)的聚碳酸脂都指雙酚A型聚碳酸酯及其改性品種。由于其優(yōu)良的機(jī)械性能,俗稱防彈膠。為非結(jié)晶性熱塑性塑料1、具高強(qiáng)度及彈性系數(shù)、高沖擊強(qiáng)度、使用溫度范圍廣。2、高度透明性及自由染色性。3、H.D.T.高。4、電氣特性優(yōu)。5、無(wú)味無(wú)臭對(duì)人體無(wú)害符合衛(wèi)生安全。6、成形收縮率低、尺寸安定性良好 。電子電器:CD片、開關(guān)、家電外殼、信號(hào)筒、機(jī)。汽 車: 保險(xiǎn)桿、分電盤、安全玻璃。工業(yè)零件:照相機(jī)本體、機(jī)具外殼、安全帽、潛水鏡、安全鏡片。耐熱,抗沖擊,阻燃,在普通使用溫度內(nèi)都有良好的機(jī)械性能。同性能接近聚甲基丙烯酸甲酯相比,聚碳酸酯的耐沖擊性能好,折射率高,加工性 能好,不需要添加劑就具有UL94 V-0級(jí)阻燃性能。但是聚甲基丙烯酸甲酯相對(duì)聚碳酸酯價(jià)格較低,并可通過(guò)本體聚合的方法生產(chǎn)大型的器件。隨著聚碳酸酯生產(chǎn)規(guī)模的日益擴(kuò)大,聚碳酸酯同聚甲 基丙烯酸甲酯之間的價(jià)格差異在日益縮小。聚碳酸酯的耐磨性差。一些用于易磨損用途的聚碳酸酯器件需要對(duì)表面進(jìn)行特殊處理。
本公司 可以免費(fèi)提供各種材料物性及各種材質(zhì)認(rèn)證 如:SGS UL MSDS ROHS MDS 等證明 : 通過(guò)這些鏈接您能夠訪問(wèn)供應(yīng)商資料。我們盡量保證 準(zhǔn)確數(shù)據(jù)資料; UL 黃卡含有 UL 驗(yàn)證的易燃性和電氣特性物性說(shuō)明
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| 產(chǎn)品說(shuō)明 | ||||
| Easy flow, impact modified, super release grade polycarbonate. | ||||
| 總體 | ||||
| 材料狀態(tài) |
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| 資料 1 |
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| UL 黃卡 2 |
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| 搜索 UL 黃卡 |
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| 供貨地區(qū) |
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| 添加劑 |
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| 性能特點(diǎn) |
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| 加工方法 |
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| 物理性能 | 額定值 | 單位制 | 測(cè)試方法 |
| 比重 | 1.20 | g/cm3 | ASTM D792 |
| 熔流率 (300°C/1.2 kg) | 18 | g/10 min | ASTM D1238 |
| 收縮率 - 流動(dòng) (3.20 mm) | 0.50 到 0.70 | % | Internal Method |
| 吸水率 (24 hr) | 0.15 | % | ASTM D570 |
| 機(jī)械性能 | 額定值 | 單位制 | 測(cè)試方法 |
| 抗張強(qiáng)度 3 (屈服) | 65.0 | MPa | ASTM D638 |
| 伸長(zhǎng)率 3 (斷裂) | 140 | % | ASTM D638 |
| 彎曲模量 4 (50.0 mm 跨距) | 2300 | MPa | ASTM D790 |
| 彎曲強(qiáng)度 4 (屈服, 50.0 mm 跨距) | 97.1 | MPa | ASTM D790 |
| 沖擊性能 | 額定值 | 單位制 | 測(cè)試方法 |
| 懸壁梁缺口沖擊強(qiáng)度 (23°C) | 800 | J/m | ASTM D256 |
| 熱性能 | 額定值 | 單位制 | 測(cè)試方法 |
| 熱變形溫度 | ASTM D648 | ||
| 1.8 MPa, 未退火, 3.20 mm | 124 | °C | |
| 1.8 MPa, 未退火, 6.40 mm | 134 | °C |
| 注射 | 額定值 | 單位制 | |
| 干燥溫度 | 121 | °C | |
| 干燥時(shí)間 | 3.0 到 4.0 | hr | |
| 干燥時(shí)間,zui大 | 48 | hr | |
| 加工(熔體)溫度 | 282 到 304 | °C | |
| 模具溫度 | 71.0 到 93.0 | °C |
:何生
:86-
傳真號(hào)碼:86-
地址:廣東 東莞市
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