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351321685: ½ð±Ò+50, ·­ÒëEPI+1, ·Ç³£¸Ðл£¬ÓÉÓÚ×î½üºÜæûÓм°Ê±»Ø¸´¡£ 2016-02-24 16:48:35
±¾ÎIJÉÓÃ Æø·Õ ÒºÏàÉսἼÊõ£¬ÒÔSiO2ϵ²£Á§ ΪԭÁÏ£¬Ë®²£Á§ Ϊ Õ³½á¼Á£¬Ê¹Óà ½þ×ÕÌáÀ­ µÄ·½·¨£¬³É¹¦µÄÔÚ Í­±íÃæ ÖÆ±¸³öÁË ¾øÔµ¿¹Ñõ»¯Í¿²ã¡£Í¨¹ýÓë ÌÕ´É·Û¸´ºÏ£¬¸ÄÉÆ Í¿²ãµÄ ÐÔÄÜ¡£¶ÔÍ¿²ã Óë »ùµ×µÄ ΢¹Û½á¹¹¡¢×é³É£¬¿¹Ñõ»¯ÐÔÄÜ ºÍ µçÑ§ÌØÐÔ ½øÐÐÁËÑо¿¡£½á¹û±íÃ÷£¬ÔÚÆä ±íÃæÖÆ±¸ µÄ ²£Á§Í¿²ã£¬±íÃæ¹â»¬ÖÂÃÜ£¬ºñ¶È¾ùÔÈ£¬ÓÐЧµÄ ¸ÄÉÆÁË ²£Á§ Óë Í­±íÃæµÄ ÈóÊªÌØÐÔ£¬Í¿²ã Óë »ùµ× ½áºÏÀι̡£Ëæ×Å ÌÕ´É·Ûº¬Á¿µÄ Ôö¼Ó£¬¸ÄÉÆÁË ²£Á§Í¿²ãµÄ ΢¹ÛÌØÐÔ£¬µ±Ìմɺ¬Á¿ Ϊ5%ʱ£¬Í¿²ãµÄ »÷´©³¡Ç¿ ¸ß´ï250kV/mm£¬ÔÚ750¡æ ¿ÕÆøÖÐ Ñõ»¯´¦Àí 40h£¬Í­»ùµ× ÎÞÃ÷ÏÔ Ñõ»¯¡£
In this paper, based on SiO2 system glass as raw material, water glass as binder, the insulation anti-oxidation coating on copper surface was successfully prepared using liquid sintering technology and dip-coating technique. Through through mixed with ceramic powder, it can improve the performance of coating. Moreover, the coating and substrate were researched in terms of micro-structure, composition, antioxidant activity, and electrical property. Results show that the surface smoothness and compactness and uniform thickness of glass coating can effectively improve the wetting property of glass and copper surface, making a solid bond between coating and substrate. With the increased content of ceramic powder, the microscope property of glass coating will be changed accordingly. As the content of ceramic powder is 5%, the breakdown field strength of coating can reach 250kV/mm, under such condition, the copper substrate remained approximately unoxidized even with oxidation treatment in air at oxidation treatment for 40h.
2Â¥2016-02-21 11:28:38
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351321685

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2Â¥: Originally posted by Î人һÐÄÒ»Òë at 2016-02-21 11:28:38
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