Njerwa asidi zosagwira: makhalidwe

Acid njerwa angathe likufa kukhudzana zidulo. mankhwala amenewa ankagwiritsa ntchito mapangidwe mafakitale.

Kuchuluka kwa mankhwala asidi

Tatchulawa mankhwala ntchito pofuna kuteteza mitundu yonse ya zipangizo, umene uli m'kati ntchito amatipeza anakumana ndi zinthu zachiwawa. Nkhanizi chotchuka ntchito yomanga nyumba zosiyanasiyana mafakitale, m'chumunicho chitoliro ducts, flues, nsanja, ufa ndi madamu. Ndipo ntchito njerwa zimenezi kwa mapaipi akalowa, amene kumaliseche zinthu ndi zigawo yogwira ndi poizoni. Kudya siteshoni, nayenso, sangathe anamanga popanda chuma asidi zosagwira.

mbali opanga

asidi-ndi njerwa wapangidwa ndi zosakaniza kuti poyamba akulandira chithandizo chapadera. Childs, mankhwala amenewa ali dongo, dunite ndi zina zina. Onse a zigawo izi zimafunika njerwa mphamvu. Clay, mchenga ndi kutentha fireclay, sintered pa kutentha ndithu kuti angafikire 1300 ° C. Pambuyo nkotheka kupeza njerwa, omwe si makhalidwe amenewa koma mantha anaikira kutentha soda ndi mkulu. Zamgululi kukumana kwambiri mawotchi nkhawa.

Njerwa Acid ntchito mu tandem ndi wapadera asidi zosagwira putty. zakuthupi kukaikira mazira umagwiritsidwa mbewu zikugwira ntchito pa ndalama za galimoto magetsi.

Magawo asidi zosagwira njerwa monga GOST

Acid njerwa ali ndi kulemera pafupifupi 3.5 makilogalamu, koma chithunzi ichi zingasiyane malingana ndi akalumikidzidwa ndi makulidwe. Choncho, ambiri mwachindunji ndi mphero mankhwala, amene akhoza kukhala mathero nkhope kapena nthiti. chipika akhoza kukhala zozungulira, koma nawonso, lagawidwa njerwa kotenga ndi yopingasa.

The zambiri ntchito mu miyeso yomanga 230h113h65 mm. Acid njerwa ndi ena kupatuka pa miyeso anapatsidwa GOST. Kulolerana Mitandadza 2-8 mm.

Nthawi zina m'pofunika kuti agwire ntchito ya ntchito mankhwala unakhuthala. Izi zimaphatikizapo kugwiritsa ntchito limodzi ndi theka kapena njerwa awiri, aliyense wa iwo akhoza kukhala mfundo ochiritsira wamphamvu, dzenje kapena porous. Mu dzenje pali mipata chimodzi kapena zingapo, mawonekedwe ndi miyeso ya zimenezi osiyana. mayunitsi amenewa alibe mtolo chidwi pa maziko a nyumbayi, ndi makoma, pa mtima umene - anafotokozedwa ndi mankhwala a mtundu wa kutchinjiriza. Komanso, iwo ali otsika mtengo chifukwa cha mowa zochepa chidwi a zipangizo.

Koma ali osavomerezeka ntchito nkhani za dzenje ngati yomanga adzakhala mwachindunji kukhudzana ndi madzi.

Acid-umboni njerwa (GOST 474-90)

Kugula mankhwala ndi makhalidwe pamwamba, kulabadira chakuti ziyenera kuperekedwa molingana ndi GOST 474-90. Acid njerwa mu nkhani iyi, ndi fupa lothyoka ali ndi kagawo kakang'ono, ndipo pamwamba pake ndi yunifolomu. Musagwiritse ntchito midadada kuti ndi ming'alu mkati. Zikuloza kwa ukwati, monga nthawi yaitali satumikira njerwa.

Muyenera kuona kuti panali chodetsa, izo ili mbali imodzi ya njerwa ndi. Pa bokosi, phukusi ndi mphasa ayenera kukhala chizindikiro limene mungapeze mfundo za gulu la mankhwala, kuchuluka kwa mankhwala, mtanda chiwerengero ndi tsiku kupanga.

Pamene kayendetsedwe njerwa ayenera bwino ankanyamula mu trays anapanga zinthu luso 21-28-60, iwo akhoza m'malo ndi makontena yotentha ndi muyezo 19667. Pofuna kupewa monyang'ama pa zoyendera njerwa womangidwa zitsulo tepi.

Nkofunika kwambiri pamene kugula amamvetsera GOST lapansi. Njerwa asidi zosagwira, popanda kutsatira malamulo otchulidwa, sadzatipeza anatchula makhalidwe Mkhalidwe, siidzateteza kapangidwe ndi kumanga. Sikuti kunyamula katundu mu mabokosi kapena matumba yolemera matani oposa 1.

Tatenga yomangira payekha njerwa kosathandiza chifukwa ali ndi phindu yokulirapo kuposa zachibadwa.