PVC yas qhwv

PVC qhwv yog tsim rau txhua hom kev ntim khoom noj. Ua kom tshiab: Cov ntaub qhwv PVC no muaj pos huab: yog tias cov khoom noj uas muaj dej yog qhwv hauv cov ntaub qhwv zoo tib yam, qhov saum npoo yog yooj yim rau condense dej tee dej thiab cov tsos ntawm pos huab, cuam tshuam rau kev saib tsis zoo thiab yooj yim lwj zaub mov. Qhov no PVC qhwv muaj pos huab zoo heev, tso cai rau cov tee dej kom disperse tau, tswj kom zoo pob tshab ntawm cov zaub mov, ua kom cov zaub mov tshiab.

PVC qhwv rau cov khw muag khoom loj: siv tau rau zaub, txiv hmab txiv ntoo, nqaij, nqaij nruab deg thiab lwm yam khoom ntim.

Txhua yam koj yuav tsum paub txog cov zaub mov qib PVC yas qhwv

Qhov no yog ib qho kev piav qhia ntawm cov zaub mov qib PVC yas qhwv. Peb tau npaj tshwj xeeb rau koj.

Khoom noj khoom haus qib PVC yas qhwv yog dab tsi?

Plastic Ntim - Lub ntim yas yog ib lo lus dav dav siv los piav txog ntau yam khoom sib txawv. Cov ntim yas feem ntau yog hais txog kev ntim khoom yas lossis cov khoom noj-qib yas ntim khoom siv los kho cov tais. Cov khoom ntim yas, tseem hu ua freshness qhwv, qhwv zaub mov, thiab Saran qhwv, yog ib lub hnab yas nyias uas feem ntau yog siv los kaw thiab ruaj ntseg cov zaub mov hauv cov ntaub qhwv kom nws tshiab. Cov ntaub qhwv cov khoom noj yas yog muag hauv yob lossis, feem ntau, hauv cov thawv nrog cov npoo ntse.

Xyoo 1933, ib tus neeg ua haujlwm hauv Dow Chemical Laboratory (Ralph Willie) tau muaj teeb meem ntxuav cov tshuab ntxhua khaub ncaws siv los tsim cov khoom ntxuav qhuav, thiab cov ntaub qhwv yas tau pom. Cov khoom yog tsim los ua ib qho tshuaj tsuag uas tau txau rau ntawm cov dav hlau sib ntaus sib tua los tiv thaiv lawv los ntawm cov ntsev tsuag dej hiav txwv. Cov pob yas qub yog polyvinylidene chloride (pvdc). Xyoo 1949, Dow Chemical Company tau txhim kho aerosols thiab tsim Saran yas qhwv.

Cov ntaub qhwv yas feem ntau yog ua los ntawm PVC (polyvinylidene chloride). Lwm cov kev xaiv PVC tau dhau los ua neeg nyiam nyob rau xyoo tas los no. Qhov kev xaiv nrov tshaj plaws nyob rau xyoo tas los no yog ldpe (tsis tshua muaj polyethylene) vim nws suav tias muaj kev nyab xeeb rau lub cev. Qhov teeb meem nrog ldpe yas qhwv yog tias lawv tsis tuaj yeem muab qhov adhesion uas PVC yas qhwv tuaj yeem ua tau. Xyoo 2004, "Saran" hom hloov mus rau ldpe vim muaj kev txhawj xeeb txog ib puag ncig cuam tshuam nrog cov tshuaj chlorides hauv PVC ntim yas. Txhua Bliss & Kiyomi yob yog tuav rau tus qauv siab tshaj plaws rau kev nyab xeeb khoom noj.

Yuav ua li cas yog pvc yas qhwv?

# 1: Cov khoom yas yog cua sov kom txog thaum lawv yaj

# 2: Tom qab ntawd ncuav cov kua molten rau hauv pwm los ua ib lub raj yas stretchable

#3: Compressed cua yog tshuab mus rau hauv lub raj los ua npuas

#4: Npuas ncab cov yas mus rau qhov zoo tagnrho tuab

# 5: Cov npuas cua ntsws ntsws ntawm cov hlau chais los tsim cov yas qhwv.

#6: Tom qab ntawd yob lub qhwv rau hauv cov hlau loj uas tuaj yeem tuav tau ob peb mais ntawm qhwv.

#7: Los ntawm cov yob loj, cov ntaub qhwv yas yog unrolled, txiav, thiab dov rov qab rau hauv ib lub yob me me.

#8: Laminating thiab unfolding yas qhwv pab muab adhesion ntau dua.

# 9: Tom qab ntawd qhwv lub ntim raws li tus neeg siv xav tau.

FAQ

1. Vim li cas cov zaub mov ntim hauv yas?

Lub hnab PVC yog siv los ntim cov zaub mov raws li lawv ua raws li cov zaub mov nws tus kheej thiab cov ntaub qhwv cov khoom noj, ua rau lub foob airtight. Cov yeeb yaj kiab ncab tuav cov khoom noj tshiab los ntawm kev tiv thaiv kev nkag ntawm huab cua. Nws kuj tseem khaws cov zaub mov qhuav kom deb ntawm cov dej noo thiab tiv thaiv kom tsis txhob ya raws los ntawm cov zaub mov ntub. Lwm qhov zoo dua ntawm kev siv cov yeeb yaj kiab ncab yog txhawm rau txhawm rau txhawm rau txhawm rau tiv thaiv kom tsis txhob kis mus rau lwm yam khoom noj uas nyob ze.

2. Nws puas muaj kev ruaj ntseg los qhwv cov zaub mov nrog yas zaj duab xis?

Yog nws muaj kev nyab xeeb. Tsis muaj pov thawj tias lub hnab PVC muaj teeb meem, tab sis nws yog qhov zoo dua kom khaws cov hnab kom deb li 2 cm ntawm cov khoom noj.

3. Cov yas zaj duab xis tuab npaum li cas?

Feem ntau ntawm cov ntaub qhwv yas yog los ntawm 32 mus rau 40 gauge. (8-10MIC)

4. Dab tsi yog qhov txawv ntawm PVC zaj duab xis zaub mov thiab cov khoom ntim tsis yog PVC?

Stretch films yog thawj zaug ua los ntawm cov khoom siv feem ntau, polyvinylidene chloride (tseem hu ua PVC). Cov khoom noj uas tsis yog PVC yog tsim los ntawm cov polyethylene tsawg. Qhov sib txawv tseem ceeb ntawm ob yog PVC ntim khoom noj yog cov yeeb yaj kiab tshiab, tsis yog PVC.

5. Cov khoom ntim PVC puas tuaj yeem siv rau hauv qhov cub microwave?

Yog, tab sis nws yog ib lub tswv yim zoo rau tho qhov hauv lub qhov cub. Tsis tas li ntawd, cov yeeb yaj kiab yuav tsum nyob rau hauv kev sib cuag nrog cov khoom noj muaj roj. Koj yuav tsum paub tias yog tias nws tau rhuab mus rau qhov kub siab, cov roj yuav yaj cov yas zaj duab xis.

6. Dab tsi loj stretch zaj duab xis kuv yuav tsum siv?

Qhov loj ntawm lub pob stretch yog nyob ntawm koj cov kev xav tau, vim txhua hom kev siv muaj qhov sib txawv thicknesses thiab dav.

7. Cov khoom ntim PVC puas tuaj yeem siv rau hauv lub tub yees?

Yog, nws tuaj yeem siv los khov zaub mov. Txoj hauv kev zoo tshaj plaws los qhwv cov zaub mov hauv lub tub yees yog nyem kom nruj thiab xyuas kom tsis muaj cua ntxiv. Los ntawm kev tshem tawm tag nrho cov huab cua, koj tuaj yeem tiv thaiv lub tub yees kom tsis txhob hlawv.

8. Kuv puas tuaj yeem siv zaj duab xis hauv qhov cub?

Tsis yog, cov yeeb yaj kiab yas yuav tsis siv rau:

Qhov cub

Cov qhov cub

Toaster cub

Yog tias siv rau ib qho ntawm cov khoom hauv chav ua noj saum toj no, cov khoom noj PVC yuav yaj.

9. Cov yeeb yaj kiab puas tuaj yeem ua kom sov?

Raws li tau piav qhia saum toj no, cov yeeb yaj kiab stretch yuav tsum tsis txhob muab qhov cub-rhuab lossis lwm yam ncaj qha rhuab. Nco ntsoov tias yas zaj duab xis melts thaum rhuab.

10. Puas yog PVC ntim khoom noj khoom haus ib puag ncig?

Cov neeg tsim khoom ntawm PVC ntim khoom noj, zoo li juyou, muab qhov tseem ceeb ntawm kev ua kom lub ntiaj teb huv si li sai tau. Cov yeeb yaj kiab polyethylene peb tsim muaj kev nyab xeeb rau ib puag ncig. Vim li cas PVC ntim zaub mov yog ib puag ncig tus phooj ywg?

Rov ua dua

Tsis muaj los yog tsim cov tshuaj lom los yog tsim kev puas tsuaj los ntawm cov khoom

Muab cov chaw huv huv

Durable thiab yog li tsis nkim

Kev siv cov thawv ntim khoom noj PVC tuaj yeem txo qhov kev loj hlob ntawm pwm, algae lossis kab mob los ntawm kab tsuag thiab nas.

11. Puas yog lub hnab ntim yas yog qhov zoo insulator?

Cov ntim yas muaj ntau yam zoo, tab sis hmoov tsis nws tsis yog ib qho zoo insulator. Nws tuaj yeem pab ua kom koj sov, tab sis aluminium ntawv ci yog qhov zoo dua insulator. Txoj hauv kev zoo tshaj plaws los siv lub hnab yas li rwb thaiv tsev yog siv ob txheej nrog cua hauv nruab nrab.

Takeaway

Cov ntim khoom noj yog cov yas nyias nyias uas yog siv los ntim cov zaub mov hauv cov thawv kom nws tshiab rau ntev. Nws kuj yog siv rau kev khaws cia thiab kev thauj mus los.

PVC ntim khoom noj tuaj yeem lo rau ntau qhov chaw du yam tsis muaj nplaum. Qhov no yog ib qho ntawm qhov zoo ntawm kev siv polyvinylidene chloride es tsis yog PVC ntim khoom noj.

Nco ntsoov tias lub luag haujlwm tseem ceeb tshaj plaws ntawm PVC ntim khoom noj yog tiv thaiv thiab khaws cia, yog li nws yog qhov zoo tagnrho rau cov khw noj mov, tsev noj mov thiab txawm tias cov khw muag khoom loj, vim nws tiv thaiv cov zaub mov los ntawm noo noo, lub teeb, kab thiab tsiaj txhu.

Qhov kawg tab sis tsis kawg, nco ntsoov tias koj tseem txo cov khoom noj thiab txuag ib puag ncig thaum koj siv PVC ntim.

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