Marker Board Maintenance

Lub markerboard yuav ua rau tsis zoo los yog lub erasability yuav deteriorate, nyob ntawm kev siv
ib puag ncig.Qhov ua tau ntawm stains yog teev hauv qab no.Cov lus hauv qab no tseem piav qhia yuav ua li cas thaum lub cim kos cim tsis zoo lossis thaum twg
erasability tau deteriorated.

Ua rau pom stains
① Kev siv cov kua nplaum uas tsis zoo yuav ua rau cov stains tsis zoo rau ntawm qhov chaw markerboard.
② Yog tias koj rho ib tsab ntawv lossis lo lus sau rau hauv tus lej cim tam sim tom qab koj sau nws, tus lej cim yuav
kis tau rau ntawm lub rooj tsavxwm vim nws tseem tsis tau qhuav.
③ Yog tias koj siv cov tshuaj ntxuav tes tsis huv lossis daim ntaub plua plav qias neeg los ntxuav qhov chaw ntawm lub rooj tsavxwm, cov tshuaj ntxuav tes lossis
Cov dej stain ntawm qhov chaw tuaj yeem nqus cov av los ntawm cov kua nplaum, ua rau cov cim kos qias neeg.
④ Cov cua tso tawm los ntawm lub tshuab cua txias, tar, av los ntawm txhais tes, lossis cov cim ntiv tes tuaj yeem ua rau lub rooj tsavxwm tsis zoo.

Ntxuav ib tug phem stained markerboard
1. So ntawm lub rooj tsavxwm nrog ib daim ntaub huv, ntub cov plua plav, thiab tom qab ntawd so nrog cov plua plav qhuav kom tshem tawm tag nrho cov dej seem.
2. Yog tias cov stains tseem nyob tom qab ua tiav cov kauj ruam dhau los, siv cov khoom lag luam ethyl cawv (99.9%) los ntxuav lub rooj tsavxwm.Tsis txhob siv cov ntaub pua chaw qias neeg lossis cov tshuaj ntxuav tes tsis huv.Ua li no yuav ua rau lub rooj tsavxwm saum npoo raug stains.
3.Nco ntsoov siv lub tshuab ntxuav kom huv.Yog hais tias lub eraser yog heev qias neeg, ntxuav nws nrog dej, thiab ces cia nws qhuav
kom huv si ua ntej siv nws.
4.A thicker-piled eraser ua haujlwm zoo dua.

Ua rau deterioration nyob rau hauv kev ua tau zoo ntawm cov yas
1. Cov ntawv sau nrog cov cim qub (nrog cov faint seem lossis faded xim) yuav nyuaj rau lwv, txawm tias thaum lub sijhawm
siv ib txwm, vim yog qhov tsis sib xws hauv cov khoom siv number case.
2. Cov ntawv uas tsis tau muab tshem tawm rau lub sijhawm ntev thiab cov uas tau raug tshav ntuj lossis cua los ntawm lub tshuab cua txias yuav nyuaj rau tshem tawm.
3. Cov ntawv yog ib qho nyuaj rau lwv nrog ib tug qub eraser (nrog rau hnav los yog torn ntaub) los yog ib tug ntau marker plua plav rau nws.
4. Cov ntawv sau nrog tus cim yog qhov nyuaj heev rau kev tshem tawm yog tias koj ntxuav lub rooj tsavxwm nrog
ib qho tshuaj xws li acid thiab alkali los yog ib qho tshuaj ntxuav tes.

Yuav ua li cas thaum cov ntawv sau nrog cov cim tsis yooj yim rau lwv
1.Hloov lub cim nrog ib qho tshiab thaum cov tsiaj ntawv sau tsis zoo los yog lawv cov xim tshwm faded.
2. Hloov cov lwv nrog ib qho tshiab thaum cov ntaub hnav los yog torn.Thaum lub tshuab ntxhua khaub ncaws qhuav heev, ntxuav nws los ntawm kev ntxuav nws nrog dej, thiab tom qab ntawd cia nws qhuav kom huv si ua ntej siv.
3.Tsis txhob ntxuav lub board nto nrog cov tshuaj xws li kua qaub thiab alkali los yog ib tug nruab nrab detergent.

Ordinary markerboard tu
So lub markerboard nrog ib daim ntaub huv, ntub cov plua plav, thiab ces so nrog ib daim ntaub huv huv.