Kev Paub

Yuav ua li cas sim lub txhuas profiles



Yuav ua li cas sim lub txhuas profiles

 

①Hardness ntawm aluminium khoom Ntsuam xyuas: Txhuas chav aluminium yuav tsum tau muaj kev txhawb kaum ob ntawm kg los sis ntau pua kilograms ntawm iav qhov hnyav, yog hais tias lub hardness thiab thickness tsis txaus, lub neej chav da dej yuav luv, ob leeg txhuas hardness thiab thickness yog kev ntsuam xyuas cov tseem ceeb. Tus tsim nyog chav daam txhuas tus ncej thickness yog siab tshaj 1.2 hli, ntxiv cov txhuas khoom siv yuav tsum siab tshaj 1.5 hli.Aluminium hardness yuav raug kuaj los ntawm tes xovxwm, yog nws cov hardness ntau dua 13 degrees, yuav tsis deformed ntxov.

 

②xcheck seb qhov nplaim ntawm txhuas yog tus, tsis muaj xim tsis muaj xim thiab trachoma, tseem glossy tiav ntawm seem ntu.