PC塑膠原料通稱聚碳酸酯,聚碳酸酯英文名稱為Polycarbonate,簡稱PC,它是一類分子鏈中含有碳酸酯結構的高分子化合物及以它為基礎而制得的各種材料的總稱。按分子結構中所帶酯基不同可以分為脂肪族、脂環族、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。在無特別說明情況下,通常所說的聚碳酸脂都指雙酚A型聚碳酸酯及其改性品種。由于其優良的機械性能,俗稱防彈膠。為非結晶性熱塑性塑料1、具高強度及彈性系數、高沖擊強度、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。5、無味無臭對人體無害符合衛生安全。6、成形收縮率低、尺寸安定性良好 。電子電器:CD片、開關、家電外殼、信號筒、機。汽 車: 保險桿、分電盤、安全玻璃。工業零件:照相機本體、機具外殼、安全帽、潛水鏡、安全鏡片。耐熱,抗沖擊,阻燃,在普通使用溫度內都有良好的機械性能。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級阻燃性能。但是聚甲基丙烯酸甲酯相對聚碳酸酯價格較低,并可通過本體聚合的方法生產大型的器件。隨著聚碳酸酯生產規模的日益擴大,聚碳酸酯同聚甲 基丙烯酸甲酯之間的價格差異在日益縮小。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表面進行特殊處理。
本公司 可以免費提供各種材料物性及各種材質認證 如:SGS UL MSDS ROHS MDS 等證明 : 通過這些鏈接您能夠訪問供應商資料。我們盡量保證 準確數據資料; UL 黃卡含有 UL 驗證的易燃性和電氣特性物性說明
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材料狀態 |
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資料 1 |
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搜索 UL 黃卡 |
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供貨地區 |
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物理性能 | 額定值 | 單位制 | 測試方法 |
比重 | 1.20 | g/cm3 | ASTM D792 |
收縮率 - 流動 (3.20 mm) | 0.50 到 0.70 | % | Internal Method |
吸水率 (24 hr) | 0.15 | % | ASTM D570 |
硬度 | 額定值 | 單位制 | 測試方法 |
洛氏硬度 (R 計秤) | 123 | ASTM D785 |
機械性能 | 額定值 | 單位制 | 測試方法 |
抗張強度 (屈服) | 62.8 | MPa | Internal Method |
伸長率 (斷裂) | 220 | % | Internal Method |
彎曲模量 | 2200 | MPa | ASTM D790 |
彎曲強度 | 93.2 | MPa | ASTM D790 |
沖擊性能 | 額定值 | 單位制 | 測試方法 |
懸壁梁缺口沖擊強度 (23°C) | 830 | J/m | ASTM D256 |
熱性能 | 額定值 | 單位制 | 測試方法 |
熱變形溫度 (0.45 MPa, 未退火, 3.20 mm) | 135 | °C | ASTM D648 |
線形膨脹系數 - 流動 (-30 到 30°C) | 0.000070 | cm/cm/°C | ASTM E831 |
電氣性能 | 額定值 | 單位制 | 測試方法 |
表面電阻率 | 1.0E+16 | ohm | ASTM D257 |
介電常數 | ASTM D150 | ||
50 Hz | 3.20 | ||
60 Hz | 3.20 |
備注 |
:何生
:86-
傳真號碼:86-
地址:廣東 東莞市
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