Wood's Hlau 70C-76C 158F-169F

Ntoo cov hlau yog cov hlau uas muaj qhov kub ntawm 70 degrees Celsius. Nws yog tsim los ntawm bismuth, lead, tin, thiab cadmium. Cov hlau tshwj xeeb no paub txog nws qhov qis melting point, ua rau nws muaj txiaj ntsig rau ntau yam kev siv.

Ib qho tseem ceeb tshaj plaws ntawm Wood's hlau yog nws lub peev xwm los nthuav me ntsis raws li solidification. Cov yam ntxwv no ua rau nws muaj txiaj ntsig zoo rau kev tsim cov ntsaws ruaj ruaj thiab haum ib puag ncig cov khoom tsis zoo. Tsis tas li ntawd, nws cov ntsiab lus melting tsawg tso cai rau nws kom yaj tau yooj yim thiab nchuav rau hauv pwm los yog siv rau cov khoom muag muag.

Ntoo cov hlau feem ntau yog siv rau hauv daim ntawv thov xws li casting thiab molding, fusible plugs nyob rau hauv hluav taws tua hluav taws, thiab raws li ib tug tshav kub hloov kua nyob rau hauv ib co kev lag luam txheej txheem. Nws kuj yog nrov ntawm magicians vim nws muaj peev xwm mus seemingly yaj nyob rau hauv ib tug neeg txhais tes.

Zuag qhia tag nrho, Ntoo cov hlau yog ntau yam alloy uas muaj cov khoom tshwj xeeb thiab cov txiaj ntsig rau ntau yam kev lag luam. Nws yog ib qho piv txwv zoo ntawm yuav ua li cas cov ntaub ntawv tuaj yeem hloov kho kom haum rau cov kev xav tau tshwj xeeb thiab cov kev xav tau.

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