Rab phom rab

Cov hniav yog twv yuav raug hu ib feem tseem ceeb hauv kev txiav txim siab lub peev xwm sib tsoo. Hauv kev tsim txhua hnub, cov hniav yuav tsum tau kuaj thiab hloov tsis tu ncua.

Lub duav hniav yog siv los ntxuav cov khoom siv thiab xa nws ntawm cov kev sib tsoo cov menyuam thiab cov sib tsoo nplhaib rau kev sib tsoo. Lub duav duav yog nyob rau qis kawg ntawm cov menyuam, lub duav thiab cov khoom siv ua ke los ntawm cov roj cushion ntawm cov menyuam yaus sib hloov tsim los ntawm cov menyuam sib hloov los ua hmoov. Qhov loj me ntawm lub duav yog ncaj qha cuam tshuam nrog thaj chaw zeb. Yog tias lub duav yog loj dhau, nws yuav cuam tshuam rau kev ua haujlwm ib txwm ntawm cov khoom sib tsoo. Yog tias nws yog me me heev, cov khoom yuav tsis muaj hau. Thaum teeb tsa cov khoom siv zeb, peb tuaj yeem muab kho lub duav uas tsim nyog raws li lub hardness ntawm cov qauv sib tsoo thiab cov qauv zeb. Yog tias lub hardness ntawm cov khoom yog qhov tseem ceeb, siv sijhawm yuav luv dua. Thov nco ntsoov tias thaum siv cov phuam qhwv taub hau, qee cov khoom ntub lossis cov hlau hluav taws xob yuav hnav tau cov hniav, thiab cov hniav puas yuav hnav kom loj. Yog tias nws tsis tuaj yeem nqa cov khoom, ces nws yuav tsum tau hloov.

Peb xav kom koj pom zoo tshaj plaws cov qauv zeb kom ntseeg tau tias koj tau txais cov txiaj ntsig kev ua kom zoo. Thov qhia peb cov lus nug hauv qab no:

1.Yiv cov khoom siv raw?

2.reamired fineness (Mesh / μm)?

3.Qhov khoom muaj peev xwm (T / H)?