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耐高溫高效過濾器所用高溫膠的特點(diǎn)及物理性能介紹

耐高溫高效過濾器高溫膠特性

應(yīng)用領(lǐng)域；

－裝配

－絕緣

－造型

－封裝

－耐火材料

－密封

幾乎所有潔凈和無油脂的表面都能粘結(jié)；

抗油，抗電以及大多數(shù)溶劑；

抗熱傳導(dǎo)和熱沖擊；

耐所有的酸 （除氫氟酸外）；

防火和氣密；

耐高溫1750°F （954°C） 

耐高溫高效過濾器高溫膠為白色，類似陶瓷水泥， 在工業(yè)領(lǐng)域應(yīng)用十分廣泛，如： 裝配、密封、絕緣、陶瓷、金屬和玻璃等方面。

物理性能

吸收                                                                                                      13.8%

粘結(jié)強(qiáng)度                                                                                               200 psi (14kg/cm²)

粘結(jié)強(qiáng)度

熱膨脹系數(shù)                                                                                          6.5x10-6 in/in/°F (11.3 x 10-6 cm/cm/°C)

熱膨脹系數(shù)

米色

抗壓強(qiáng)度                                                                                             2200psi (154kg/cm²)

密度                                                                                                       121pcf (1.94gm/cm³)

介電常數(shù)                                                                                             5.0-7.0

介電強(qiáng)度 

                                                                                                                @ 70°F (21°C) 12.5to 38.0 Volts/mil (490 to 1490 Volts/mm)

                                                                                                                @750°F (399°C) 12.5to 38.0 Volts/mil (490 to 1490 Volts/mm)

                                                                                                                @1475°F (801°C) < 2.0 Volts/mil ( 78 Volts/mm)

抗繞強(qiáng)度                                                                                               455 psi (31 kg/cm²)

線性收縮                                                                                               0.004 in/in (0.004 cm/cm)

最高允許使用溫度                                                                             1750°F (954°C )

抗剪強(qiáng)度                                                                                               430 psi (30kg/cm²)

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拉伸強(qiáng)度                                                                           400psi (28 kg/cm²)

體積電阻率

                                                                                    @ 70°F (21°C) 109 – 1011 ohm-cm

                                                                                    @750°F (399°C) 107  - 108 ohm-cm

                                                                                    @1475°F (801°C) 10² - 10³ ohm-cm

耐高溫高效過濾器所用高溫膠的特點(diǎn)及物理性能介紹由KLCFILTER原創(chuàng);

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