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Cov lus qhia rau kev siv thiab kev saib xyuas ntawm fireproof boards

Cov lus qhia rau kev siv thiab kev saib xyuas ntawm fireproof boards

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1. Cia

1.) Khaws rau hauv qhov chaw ntxoov ntxoo thiab qhuav hauv tsev. Tsis txhob tshav ntuj ncaj qha (qhia qhov kub ntawm 24C, txheeb ze av noo 45%).

2) Tsis txhob lo rau ntawm phab ntsa.

3) Tiv thaiv los ntawm lub rooj tsavxwm tuab ntawm thiab nyob rau hauv HPL.Tsis txhob muab HPL rau hauv av ncaj qha.Thov ntim HPLuse yas zaj duab xis kom tsis txhob ntub.

4) Yuav tsum siv pallet kom tsis txhob damp.Lub pallet loj yuav tsum belittle loj dua HPL.Lub thickness ntawm daim ntawv underHPL qhia (compact) ~ 3 hli thiab nyias daim ntawv 1 hli.Cov ntoo hauv qab lub pallet qhov chaw≤600mm yuav tsum tau kom lub board uniform zog.

5) Yuav tsum khaws cia kab rov tav.No ntsug stacking.

6) Khaws kom zoo. Tsis muaj teeb meem.

7) Txhua pallet qhov siab1m.Mixed palletss3m.

2. Kev tuav

1) Tsis txhob rub rau saum npoo ntawm hpl.

2) Tsis txhob tsoo lwm yam khoom nyuaj nrog ntug thiab kaum ntawm HPL.

3) Tsis txhob khawb qhov chaw nrog cov khoom ntse.

4) Thaum tsiv HPL, ob tug neeg nqa nws ua ke.

3. Preprocessing

1) ua ntej kev tsim kho, khaws hpl / cov khoom siv hauv paus / kua nplaum nyob rau hauv tib qhov chaw nyob rau hauv cov av tsim nyog thiab qhov kub thiab txias tsis pub tsawg tshaj 48-72h, kom ua tiav qhov kev sib npaug ib puag ncig.

2) lf qhov chaw tsim khoom thiab kev siv ib puag ncig txawv, kev kho kom qhuav yog tsim nyog ua ntej kev tsim kho

3) Noj HPL raws li txoj cai ntawm thawj-hauv-thawj-tawm

4) Ntxuav cov khoom txawv teb chaws ua ntej kev tsim kho

5) Qhia kom kaw cov ntug ntawm lub rooj tsavxwm uas tsis yog-combustible / kho mob board nrog cov kua roj vanish hauv qhov chaw qhuav

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4. Cov lus qhia txog kev tu

1) Cov pa phem tuaj yeem raug ntxuav nrog cov ntaub ntub dej tsis tu ncua

2) Cov stains me tuaj yeem ntxuav nrog dej sov thiab xab npum nruab nrab ntawm qhov chaw

3) Cov stains tawv tawv yuav tsum tau muab ntxuav nrog lub tshuab nqus tsev siab lossis so nrog cov kuab tshuaj xws li cawv thiab acetone

4) Rau qhov tshwj xeeb qias neeg thiab tsis sib xws ntawm lub rooj tsav xwm refractory, nylon txhuam txhuam tuaj yeem siv los ntxuav

Tom qab ntxuav thiab txhuam, siv ib daim ntaub mos muag los so

6) Tsis txhob siv cov txhuam txhuam hlau los yog polishing tus neeg sawv cev nrog abrasive los ntxuav, vim nws tuaj yeem khawb qhov saum npoo ntawm lub rooj tsavxwm.

7) Tsis txhob siv cov khoom ntse ntse los khawb qhov saum npoo ntawm lub rooj tsavxwm

8) Tsis txhob tso cov khoom kub heev ncaj qha rau ntawm lub rooj tsavxwm

9) Tsis txhob siv cov tshuaj ntxuav tes uas muaj cov khoom abrasive lossis tsis nruab nrab

10) Tsis txhob tiv tauj cov kuab tshuaj hauv qab no nrog rau saum npoo ntawm lub rooj tsavxwm

· Sodium hypochlorite

· Hydrogen peroxide 0

· Mineral acid, hydrochloric acid, sulfuric acid, los yog nitric acid

· Ntau tshaj 2% alkaline kua

· Sodium bisulfate

· Potassium permanganate

· Berry kua txiv

· 1% lossis siab dua ntawm cov nyiaj nitrate

· Gentian violet

· Nyiaj protein

· Bleach hmoov

· Npuag dye

· 1% iodine tov

5. Kev ntxuav cov stains tshwj xeeb

Tshwj xeeb stains: txoj kev kho mob

Ink thiab marking: ntaub ntub dej thiab lwm yam cuab yeej

Xim: dej, rags, thiab eraser

Txhuam lossis luam ntawv luam ntawv: siv methanol cawv lossis acetone

Xim: propanol los yog txiv tsawb dej, ntoo thuv naj hoom

Muaj zog nplaum: toluene hnyav

Cov kua nplaum dawb: dej sov uas muaj 10% ethanol

Urea kua nplaum: Txhuam nrog diluted hydrochloric acid los yog ua tib zoo txhuam tawm nrog rab riam ntoo

Nco tseg:

1. Yuav kom tshem tawm cov nplaum nplaum qhuav thiab cov khoom seem, thov sab laj nrog cov chaw tsim khoom nplaum

2. Cov cim uas tshwm sim los ntawm kev luam ntawv number case thiab tshuaj dawb yog qhov yooj yim tsis tuaj yeem ntxuav


Post lub sij hawm: Apr-25-2023