全氟烷氧基樹(shù)脂 PFA樹(shù)脂相對(duì)來(lái)說(shuō)是比較新的可熔融加工的氟塑料。 PFA的熔點(diǎn)大約為580F,密度為2.13— 2.16g/cc(克/立方厘米)。PFA與 PTFE和FEP相似,但在302T以上時(shí),機(jī)械性能略?xún)?yōu)于FEP,且可在高達(dá)500F下的溫度下使用,它的耐化學(xué)品性與PTEF相當(dāng)。PFA的產(chǎn)品形式有用于模塑和擠塑的粒狀產(chǎn)品,用于旋轉(zhuǎn)模塑和涂料的粉狀產(chǎn)品;其半成品有膜、板、棒和管材。美國(guó)市場(chǎng)經(jīng)銷(xiāo)的PFA樹(shù)脂有DUPOut公司的Teflon牌、Daikin公司的Neoflon牌、Ansimont公司的Hthen牌、HOechst Celanese公司的 Hostafl牌。PFA的用途與FEP類(lèi)似。PFA(可溶性聚四氟乙烯〕耐熱、耐寒、化學(xué)穩(wěn)定性、機(jī)械性、絕緣性、自潤(rùn)滑性、耐折性、耐開(kāi)裂性?xún)?yōu)異。公司開(kāi)發(fā)有注塑、擠出,模壓料。2. 適用范圍:目前國(guó)內(nèi)主要用于防腐防酸堿注塑件、高溫電線(xiàn)電纜、防酸堿內(nèi)襯件,吹塑制品等。技術(shù)參數(shù):比重(g/CM3)2.12-2.17
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Teflon® PFA 445HP | DuPont Fluoropolymers | PFA | |
Teflon® PFA 450HP | DuPont Fluoropolymers | PFA | |
Teflon® PFA 451HP | DuPont Fluoropolymers | PFA | |
Teflon® PFA 940HP Plus | DuPont Fluoropolymers | PFA | |
Teflon® PFA 945HP Plus | DuPont Fluoropolymers | PFA | |
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Teflon® PFA TE9725 | DuPont Fluoropolymers | PFA |
性物性說(shuō)明
產(chǎn)品說(shuō)明 | |
Hyflon® PFA is a unique family of semi-crystalline, melt processable perfluoropolymers which combine excellent mechanical characteristics to unique properties such as chemical inertness, heat resistance, inherent flame resistance, low surface energy, and exceptional dielectric properties. Hyflon® PFA resins have been designed to retain their properties over a wide range of temperatures from cryogenic to 250-260°C (482-500°F) and are the material of choice in applications such as linings in the Chemical Process Industry, specialty cables, semiconductor industry, aerospace, and other challenging industries. Hyflon® PFA M640 is a low melt flow rate multi-purpose resin designed for pipe, cable, and stock shapes extrusion, injection, compression, and transfer molding. Hyflon® PFA M640 has obtained UL758 recognition for continuous use at 250°C (482°F) and is an ASTM D3307 - Type VII resin. | |
總體 | |
材料狀態(tài) | 已商用:當(dāng)前有效 |
資料 1 | Technical Datasheet |
UL 黃卡 2 | E109081-218802 |
搜索 UL 黃卡 | Solvay Specialty PolymersHyflon® PFA |
供貨地區(qū) | 北美洲非洲和中東南美洲歐洲亞太地區(qū) |
性能特點(diǎn) | 半結(jié)晶流動(dòng)性低耐熱性,高阻燃性能 |
用途 | 半導(dǎo)體模制化合物襯里電纜護(hù)套管道系統(tǒng)航空航天應(yīng)用 |
機(jī)構(gòu)評(píng)級(jí) | ASTM D 3307, Type VIIUL 758 |
形式 | 顆粒料 |
加工方法 | 擠出樹(shù)脂傳遞成型壓縮模塑注射成型 |
物理性能 | 額定值 | 單位制 | 測(cè)試方法 |
比重 | 2.13 到 2.18 | ASTM D792 | |
熔流率 (372°C/5.0 kg) | 10 到 17 | g/10 min | ASTM D1238 |
硬度 | 額定值 | 單位制 | 測(cè)試方法 |
硬度計(jì)硬度 (邵氏 D) | 55 到 60 | ASTM D2240 |
機(jī)械性能 | 額定值 | 單位制 | 測(cè)試方法 |
拉伸模量 3 (73°F) | 72500 到 87000 | psi | ASTM D1708 |
抗張強(qiáng)度 (斷裂, 73°F) | > 3050 | psi | ASTM D1708 |
伸長(zhǎng)率 (斷裂, 73°F) | > 280 | % | ASTM D1708 |
Flex Life (11.8 mil) | 4.0E+3 到 6.0E+3 | Cycles | ASTM D2176 |
沖擊性能 | 額定值 | 單位制 | 測(cè)試方法 |
簡(jiǎn)支梁缺口沖擊強(qiáng)度 | 無(wú)斷裂 | ASTM D256 |
熱性能 | 額定值 | 單位制 | 測(cè)試方法 |
zui高連續(xù)使用溫度 | 482 | °F | No Standard |
熔融溫度 | 536 到 554 | °F | ASTM D3307 |
結(jié)晶峰溫 (DSC) | 491 到 509 | °F | DSC |
線(xiàn)形膨脹系數(shù) - 流動(dòng) | 0.000067 到 0.00011 | in/in/°F | ASTM D696 |
比熱 (73°F) | 0.215 到 0.263 | Btu/lb/°F | DSC |
導(dǎo)熱系數(shù) (104°F) | 1.4 | Btu·in/hr/ft2/°F | ASTM C177 |
結(jié)晶熱 | 18.0 到 26.0 | J/g | DSC |
融合熱量 | 18.0 到 26.0 | J/g | DSC |
電氣性能 | 額定值 | 單位制 | 測(cè)試方法 |
表面電阻率 | > 1.0E+17 | ohm | ASTM D257 |
體積電阻率 | > 1.0E+17 | ohm·cm | ASTM D257 |
介電強(qiáng)度 | 890 到 1000 | V/mil | ASTM D149 |
介電常數(shù) | ASTM D150 | ||
73°F, 50 Hz | 2.00 | ||
73°F, 100 kHz | 2.00 | ||
耗散因數(shù) | ASTM D150 | ||
73°F, 50 Hz | < 0.00050 | ||
73°F, 100 kHz | < 0.00050 | ||
可燃性 | 額定值 | 單位制 | 測(cè)試方法 |
UL 阻燃等級(jí) | V-0 | UL 94 | |
極限氧指數(shù) | 95 | % | ASTM D2863 |
補(bǔ)充信息 |
PROCESSING Because PFA is corrosive in the melt, machinery used to process Hyflon should be lined with corrosion resistant alloys. Clean, reworked material can be used up to 25% in weight. HEALTH SAFETY AND ENVIRONMENT Hyflon PFA M640 is a very inert polymer and it is not harmful if used and handled according to standard processing procedures. If handled inappropriay, it may release harmful toxic chemicals. Please refer to the Material Safety Data Sheets for more information on handling and safety. PACKAGING AND STORAGE Hyflon PFA M640 resin is available in 25 kg (55 lbs) and 500 kg (1102 lbs) packaging. Though it has an indefinite shelf life, it is recommended to store it in a clean area, protected from direct sunlight and possible contamination. |
:何生
:86-
傳真號(hào)碼:86-
地址:廣東 東莞市
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