Dab tsi yog qhov zoo ntawm cov cwj mem ballpoint?

Ballpoint cwjmem yog qhov nyiam ntawm qee cov tub ntxhais kawm theem pib thiab cov kws sau ntawv vim tias lawv sau kom meej, muaj kev hloov pauv hloov tau, thiab ruaj khov dua. Tab sis cov cwj mem ballpoint kuj muaj ntau qhov tsis zoo, qhov tseem ceeb tshaj plaws yog cov cwj mem ntawm cov cwj mem, uas tuaj yeem yooj yim stain khaub ncaws. Yuav ua li cas tshem tawm ballpoint cwj mem los ntawm khaub ncaws? Ntau tus neeg tshwj xeeb yog kev nyuaj siab txog tej yam. Yog li, dab tsi yog qhov zoo ntawm ballpoint cwj mem?

Qhov zoo ntawm cov cwj mem ballpoint

1. Muaj peev xwm sau tau ruaj khov

Cov xim ntawm ballpoint cwj mem number case yog xim xim. Muaj peb lub ntsiab xim ntawm tus number case: xiav, liab, thiab dub, nrog xiav number case yog feem ntau siv. Yav dhau los, cov xim xim ntawm cov xim xiav yog cov magenta xiav thiab cov hauv paus paj ntoo, thiab cov kuab tshuaj yog oxidized castor roj thiab castor acid. Vim tsis muaj lub teeb tsis kam (lub teeb ceev ntawm tsuas yog 1-2 qib), kub tsis kam, thiab acid thiab alkali tsis kam ntawm cov dyes yooj yim, lawv cov kav ntev tsis zoo thiab tam sim no lawv tau raug txiav tawm. Txhua tus cwj mem siv hauv kev ua lag luam tam sim no yog hom tshiab, thiab cov ntawv sau nrog nws muaj qhov ua tau zoo.

2. Lub neej ua haujlwm ntev

Muab piv rau cov cwj mem lossis cov cwj mem nruab nrab, cov cwj mem ballpoint muaj lub neej ntev dua. Vim lub siab viscosity ntawm ballpoint cwj mem number case, thaum sau ntawv, cov ntawv sau tau meej thiab tus cwj mem noj tsawg heev. Yog hais tias daim ntawv sau yog stained nrog dej, tus cwj mem thiab tus cwj mem tsis siv neeg sau tau yooj yim ua qhov muag plooj. Txawm li cas los xij, tus cwj mem ballpoint nws tus kheej tseem tuaj yeem pom meej, uas tseem tuaj yeem suav tias yog qhov txiaj ntsig tseem ceeb ntawm tus cwj mem nplaum!

3. Tus nqi pheej yig thiab yooj yim nqa.

Ib tug cwj mem ballpoint feem ntau muaj ob yam tseem ceeb: tus cwj mem thiab lub cwj mem. Tus cwj mem tuav feem ntau yog ua los ntawm cov yas, yog li tus nqi tsim cov cwj mem ballpoint tsawg thiab tus nqi kuj tseem pheej yig. Ib tus cwj mem zoo yuav raug nqi kaum lossis ntau pua yuan, thiab tus cwj mem tuav feem ntau yog ua los ntawm cov hlau, uas tuaj yeem hnyav me ntsis.