ճ洦ɼɾܹ˲ǿӾСʱķչӦõķΧҲԽԽ㷺ڶIJƷ뱣ε?
2ճʱʪëֽüɣۼëպơƻȵʳײҲʹĿǰгϳ۵IJϴԽǿҺࡣ첣˪òպŨˮãЧܺá
3лƵëһˣպˢ˳ͼȦüȥ⣬Ҳ ϵεúͻ÷۱ʻҺʯպˮͿڲɣøɾȸɾ
4ҾðһϹ̶ĵطҪƶ;ҪƽȷӦòҾߵײֹҾIJɷ⣬Ҫ⳱ʪԶ¯ҪᡢȻԼֹʴʡ
еǿȸߣԵ٣糣ȶϵںܴΧڣͻѧʴĥȶԺãʹ¶ȸߡ
ԣй㷺;ӦŶص鹹ѧɷSiO2ɺ P2O5Li2OTiO2 , Al2O3;ࣺ95%~<5% ;ṹʽṹ——ϸṹȱݽṹ
ۺҪأԭʼɵijɷݡijߴಣʺȴԭʼɲͬ侧ҲͬβʯβʯӢĸ﮵ȣ־ำIJͬܡ
ϵڲͬҲкܴIJͬġ
ϵ(Coefficient of thermal expansionCTE)ָЧӦ֮£¶ȵı仯仯Ĺϵ
ϵ α (20-700)(0±0.5)*10-6K-1
˲մɼȻʯĵŵ㣬ʯĺմɡĿǰļ۸ε?
Ʒ1ݸк̩Ʒ˾
ֻļ۸¥20
Ʒ2Ϻֲ˾
ֻļ۸¥580
Ʒ3ϺƷ˾
ֻļ۸¥40
Ʒ4Ϻɶֲ
ֻļ۸¥650
Ʒ5̨ðó˾
ֻļ۸¥490
Ʒ6 ݸк̩Ʒ˾
ֻļ۸¥96
Ʒ7ϰʢ˾
ֻļ۸¥200
Ʒ8ֲ̩Ƽ˾
ֻļ۸¥350
(CRYSTOE and NEOPARIES)ֳʯմɲۺϲһոտ͵ĽϣѧˮdzIJͬвմɵ˫ԣͨڲԭûйģҲDzԭ֮һմһɾɣҲ˵ԭйɵġԣմɵȸߣȲǿ
˲մɼȻʯĵŵ㣬ʯĺմɣڽĻǽڸߵװΣеϵĽṹϣӡ繤ϵľԵϣģɵ·ĵװϡ¯ϺͿɽĥϵȵȡǾзչǰ;21͵Ͳϡ
ĿǰսᷨҲ뾧˼ĻԭǣһַǾ̬壬ѧ۵㿴һ״̬֮нϸߵܣһ£תΪᾧ̬Ӷѧ۵ȴУճȼӣƾ˵γɺ;峤ֹ˽ᾧijɳ׳˲Ӿ˼ķǾᾧӦѧϵĿܺͶѧϵƣһ£ʹศɵ̣γһµƽ⣬õһ²ϡ