Pumice, hu ua pumicite nyob rau hauv nws cov hmoov los yog hmoov av daim ntawv, yog ib lub pob zeb volcanic uas muaj vesicular ntxhib textured iav volcanic, uas tej zaum yuav los yog tsis muaj muaju. Nws yog feem ntau lub teeb xim.
pumice siv rau dab tsi thiab vim li cas?
Lub pob zeb pumice yog tsim thaum lava thiab dej sib tov ua ke. Nws yog lub teeb-tsis tau-abrasive pob zeb siv tshem tawm cov tawv nqaij qhuav, tuag. Lub pob zeb pumice tuaj yeem ua rau koj cov calluses thiab pob kws kom txo tau qhov mob los ntawm kev sib txhuam.
5 siv dab tsi rau pumice?
Kev siv Pumice
- an abrasive in conditioning "stone washed" denim.
- ib qho abrasive hauv bar thiab kua xab npum xws li "Lava Soap"
- ib abrasive hauv cwj mem erasers.
- ib qho khoom siv tawv nqaij exfoliating.
- abrasive zoo siv rau polishing.
- a traction material on snow-covered roads.
- a traction enhancer hauv log tsheb.
pumice yuav siv li cas?
pumice, ib qho ntxeem tau, frothlike volcanic iav uas tau siv ntev los ua ib qho abrasive hauv kev tu, polishing, thiab scouring compounds. Nws kuj yog siv los ua ib qho sib xyaw ua ke hauv precast masonry units, poured pob zeb, rwb thaiv tsev thiab acoustic pobzeb, thiab plaster.
Vim li cas pumice siv rau pob zeb?
Pumice pob zeb muaj zoo tshaj tiv thaiv huab cua hnyav xws li khov thiab thawingthiab R-tus nqi qee plaub zaug uas cov xuab zeb zoo tib yam thiab pob zeb ua pob zeb ua pob zeb zoo tagnrho rau Cov huab cua txias thiab qhov chaw uas muaj kev hloov pauv ntawm huab cua thiab qhov kub thiab txias.
