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raty555

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imrsfb

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raty555(½ð±Ò+15): ¸Ðл 2011-04-25 17:43:21
ÒýÓûØÌû:
Originally posted by raty555 at 2011-04-22 09:18:50:
Çó¸÷ÖÖ½ðÊôÑõ»¯ÎÈçÑõ»¯¹è£¬Ñõ»¯Ã¾~~~~£©µÄÈÈÅòÕÍϵÊý~~Ô½ÏêϸԽºÃ~~¼±°¡~

һЩÆä²ÄÁϵÄÈÈÅòÕÍϵÊý£º
material         CTE (ppm/¡ãC)

silicon         3.2
alumina         6¨C7
copper         16.7
tin-lead solder         27
E-glass         54
S-glass         16
epoxy resins         15¨C100
silicone resins         30¨C300

http://www.ami.ac.uk/courses/topics/0197_cte/index.html
http://www.wisetool.com/designation/te.htm
http://www.engineeringtoolbox.co ... fficients-d_95.html





2Â¥2011-04-25 08:28:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

͸Ã÷ÊÀ½ç100

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by imrsfb at 2011-04-25 08:28:22
һЩÆä²ÄÁϵÄÈÈÅòÕÍϵÊý£º
material         CTE (ppm/¡ãC)

silicon         3.2
alumina         6¨C7
copper         16.7
tin-lead solder         27
E-glass         54
S-glass         16
epoxy resins         15¨C100
silicone resins         30¨C300

http ...

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