GLASS E ETSANG JOANG?

Khalase e halefileng e matla ka makhetlo a mane ho feta khalase e "tloaelehileng," kapa e annealed. 'Me ho fapana le likhalase tse koetsoeng, tse ka pshatlehang likotoana tse matsutla ha likhalase tse robehileng, tse futhumetseng li robeha likotoana tse nyane, tse batlang li se kotsi. Ka lebaka leo, likhalase tse futhumetseng li sebelisoa libakeng tseo ho tsona polokeho ea batho e leng taba. Likopo li kenyelletsa lifensetere tse ka morao le tse ka morao tsa makoloi, mamati a ho kena, likabelo tsa shaoara le libate, mabala a racquetball, thepa ea ka tlung, lionto tsa microwave le mabone a leholimo.

Ho lokisa khalase bakeng sa ts'ebetso ea ho futhumatsa, e tlameha ho qala ho khaoloa ka boholo bo lakatsehang. (Ho fokotseha ha matla kapa ho hlōleha ha lihlahisoa ho ka etsahala haeba ts'ebetso leha e le efe ea masela, e kang etching kapa edging, e etsahala ka mor'a phekolo ea mocheso.) Joale khalase e hlahlojoa bakeng sa ho se phethahale ho ka bakang ho senyeha ha mohato leha e le ofe nakong ea mocheso. Abrasive e kang sandpaper e nka likarolo tse bohale tsa khalase, ebe e hlatsuoa.
PAPATSO

Ka mor'a moo, khalase e qala ts'ebetso ea phekolo ea mocheso eo ho eona e tsamaeang ka ontong e futhumatsang, ebang ke ka batch kapa fepa e tsoelang pele. Setofo se futhumatsa khalase ho mocheso o fetang likhato tse 600 tsa Celsius. (Tekanyetso ea indasteri ke likhato tse 620 tsa Celsius.) Joale khalase e kena tšebetsong ea ho pholisa ka khatello e phahameng e bitsoang "quenching." Nakong ea ts'ebetso ena, e nkang metsotsoana feela, moea o nang le khatello e phahameng o phatloha bokaholimo ba khalase ho tsoa letotong la li-nozzle tse maemong a sa tšoaneng. Ho tima ho pholisa likarolo tse ka ntle tsa khalase ka potlako ho feta bohareng. Ha setsi sa khalase se pholile, se leka ho ikhula ho tloha libakeng tse ka ntle. Ka lebaka leo, setsi se lula se tsitsitse, 'me libaka tse ka ntle li kena ka har'a khatello, e leng se fanang ka khalase ea mocheso matla a eona.

Khalase e tsitsipano e robeha habonolo ka makhetlo a mahlano ho feta ha e hatelloa. Khalase e halikiloeng e tla robeha ka liponto tse 6,000 ka lisenthimithara tse sekwere (psi). Khalase e futhumetseng, ho ea ka litlhaloso tsa federal, e tlameha ho ba le khatello ea holimo ea 10,000 psi kapa ho feta; ka kakaretso e robeha hoo e ka bang 24,000 psi.

Mokhoa o mong oa ho etsa likhalase tse futhumetseng ke mocheso oa lik'hemik'hale, oo lik'hemik'hale tse fapa-fapaneng li fapanyetsanang li-ion holim'a khalase ho etsa hore ho be le khatello. Empa kaha mokhoa ona o bitsa chelete e ngata haholo ho feta ho sebelisa lionto le ho tima mollo, ha o sebelisoe haholo.