Dab tsi yog Cov Khoom Siv Ntim Khoom Siv

Cov khoom ntim khoom siv feem ntau yog raws li hauv qab no:
1. Paper 1. Whiteboard 2. Coated paper: muab faib ua ob sab thiab ob sab. Cov ntaub ntawv raw ntawm cov ntawv coated yog ua los ntawm cov ntoo, paj rwb fiber ntau thiab lwm yam khoom siv raw.
3. Offset paper 4. Ntawv jam 5. Kraft paper 6. Art paper 7. Recycled paper 8. Cellophane 9. Yellow phaj ntawv 10. Aluminium ntawv nyiaj 11. Corrugated paper
Thib ob, cov khoom ntim yas
Muaj peb lub ntsiab molding txoj kev rau lub qhov rais yas ntim:
Tag nrho cov naj npawb 1. Extrusion 2. Txhaj tshuaj molding 3. tshuab moulding
Hlau ntim cov ntaub ntawv hlau ntim cov ntaub ntawv feem ntau suav nrog tinplate, stainless hlau, txhuas thiab txhuas ntawv ci.
Plaub, iav ntim cov ntaub ntawv
Cov iav tuaj yeem muab faib ua peb hom hauv qab no raws li nws cov muaj pes tsawg leeg: 1. Sodium iav 2. Lead iav 3. Borosilicate iav
iav thawv molding raws li cov txheej txheem ntau lawm tuaj yeem muab faib ua cov tshuab tshuab, tshuab tshuab thiab extrusion molding peb hom.
Ceramics Ceramic cov khoom lag luam yog cov khoom ntim khoom ntim. Feem ntau siv yog cov lauj kaub tais diav, cov lauj kaub tais diav thiab cov plooj (porcelain altars).
6. Cov khoom siv ntuj tsim