Liab txhuas los yog lead oxide (Pb 3 O 4) - ib tug sib ruaj khov yeeb tshuaj, uas yog insoluble nyob rau hauv dej thiab sulfuric acid. Qhov zoo tshaj plaws lub npe hu raws li ib tug siab zoo natural xim txiv kab ntxwv los yog av ci-liab xim, ib feem ntawm cov anti-xeb primers thiab inks yog lug siv nyob rau hauv kev xyaum masking.
piav qhia
Minium lead (GOST 19151-73) yog ib tug hnyav crystalline hmoov muaj ib tug particle loj ntawm 2 mus rau 10 microns, uas yog tau nyob rau hauv tus txheej txheem ntawm thermal oxidation litharge, ua hmoov semifinished thiab oxygen. Cov tshuaj yeeb dej caw muaj kev kub ceev, yog ib tug muaj zog oxidizer. Cov yav tas cuab yeej thiab txiav txim seb tus uas duav txhua yam ntawm nws daim ntawv thov raws li anticorrosive neeg sawv cev nyob rau hauv nyob tus yeees ntawm cov av, putties, xim, putties thiab m. N. Thaum pub ntxiv tshaj minium reacted hlau nyob rau hauv cov hlau nto ib tuab impermeable oxide zaj duab xis uas tiv thaiv tus tua nplaim hlau lug ntawm corrosion. Ua nws xwb nyob rau hauv cov tshuaj nroj tsuag. Cov tshuaj yeeb dej caw yog tus tshuaj lom thiab, nyob rau hauv raws li Lavxias teb sab qauv, hais txog mus rau tus thawj chav kawm ntawv ntawm kev txaus ntshai, yog li ntawd ua rau lub hauv paus ntawm nws cov xim "minium Lead" txwv rau kev siv nyob rau hauv pej xeem thiab pej xeem vaj tse.
daim ntawv thov
Lub hom phiaj tseem ceeb ntawm cov hlau lead xim - muab ntau zog anti-xeb thaj chaw ntawm cov xim muaj hlau formulations, uas yog siv rau cov hlau lug thiab tej chaw, xws li kev puas tsuaj los ntawm xeb los yog teev residue. Cov ntaub ntawv yog lug siv nyob rau hauv shipbuilding rau priming thiab painting rau sab nrauv chaw raug dej thiab atmospheric ceev dua. Minium lead yog tsis ntshai ntawm corrosive xov xwm, muaj ib tug high adhesion yog ib qho zoo xeb inhibitor. Nws yuav siv tau los ua ib tug kev tiv thaiv thiab hniav txheej ntawm kev reinforced thiab qhob lug. Tsis tas li ntawd, lub minium yuav tsum tau rau kev tsim lead roj teeb, thiab kuj nyob rau hauv lub chaw ua khoom uas siv lead ua iav thiab tej yam qib tiv thaiv resistant tawg thiab kho qhov muag iav. Nyob rau hauv tshuaj kev lag luam nws ua hauj lwm pab raws li reactant nyob rau hauv qhov kev npaj ntawm acetate, carbonate, thiab lwm yam lead tebchaw. Khob noom cookie minium lead yog pheej paus fillers thiab plasters uas yog siv nyob rau hauv lub rooj sib txoos ntawm cov roj, dej thiab chav kav. Xyaum los ntawm kev siv ntawm hais tias xim rau kev tiv thaiv tiv thaiv gamma-tawg, raws li zoo raws li rau zus tau tej cov ntais ntawv thiab ib co thermite explosives.
Dosing "Minium lead" xim
Ua ntej thov kev cov xim muaj hlau yuav tsum tau kom huv si tov thiab, yog tias yuav tsum tau, yuav diluted mus rau lub yam viscosity kuab tshuaj: nrog solvent los ntxhia ntsuj plig. Nws yuav siv tau rau lub hom phiaj no thiab nrog ib tug sib tov ntawm toluene nrog solvent nyob rau hauv ib tug ratio ntawm 1: 1. Deg yuav xim, huv si thiab degrease. Lub tiav lawm kua mem sau, uas kub yuav tsum hauv qab no 15 ° C, yuav tsum tau ua ntawv thov nyob rau hauv ob khaubncaws sab nraud povtseg nrog ib tug txhuam, cov menyuam los yog tshuaj tsuag. Nws yuav tsum yuav mov thiab cua kub (5 mus txog 35 degrees). Yuav kom qhuav txhua txheej yog muab tsawg kawg yog 2 teev. Thaum lub sij hawm minium xim yuav tsum do li feem ntau raws li tau nyob rau hauv kev txiav txim kom tsis txhob muaj hauv ntawm hnyav hais ntawm lub substance nyob rau hauv qab ntawm lub tank.
Cov, cia thiab kev thauj mus los ntawm cov xim
Minium lead tau ntim rau hauv steel rhawv zeb, ntoo los yog yas drums, plywood, steel los yog nkev-nqaws drums, tshwj xeeb mos pov tseg ntim. Kaw yuav tsum yuav waterproof. Thauj los ntawm kev txhais tau tias kev thauj nyob rau hauv kev ua raws cai nrog rau cov kev cai ntawm kev tiv thaiv tiv thaiv ingress ntawm atmospheric dej. Khaws cov hlau lead xim ntim rau hauv qhuav kaw warehouses ntawm ib tug kub ntawm -40 ° C ... + 40 ° C rau txog li 1 xyoo los ntawm lub hnub ntawm kev siv thiab ua. Muab hais tias muaj taug txhuas lom minium, kev thauj thiab cia yuav ua raws li qhov tsim nyog muaj kev ruaj ntseg ntsuas.