Ndi chitukuko cha sayansi yamakono ndi luso, makampani zitsulo monga "mafupa" makampani dziko, udindo wake akukhala zofunika kwambiri, ndi zofunika zitsulo khalidwe ndi okhwima, amene ndi imodzi mwa njira zothandiza kusintha Ubwino wa zitsulo za carburization desulfurization, kashiamu wopanda Seamless Solid Calcium Cored Waya momwe umagwira ntchito yofunika kwambiri.
Kashiamu ndi silicon zimagwirizana kwambiri ndi mpweya. Makamaka kashiamu, sikuti imakhala ndi mgwirizano wamphamvu ndi mpweya, komanso imakhala ndi mgwirizano wamphamvu ndi sulfure ndi nayitrogeni.
Dongosolo lopanda kutsetsereka la utoto limapangidwa ndi zomatira zapadera za polyurethane ndi mitundu yotentha kwambiri ya ceramic aggregates. Njira yosasunthika yamtundu ndi njira yatsopano yokongoletsera yokongoletsera yomwe imalola konkire yakuda yakuda ya asphalt ndi imvi ya konkire ya simenti kuti ifike pamtunda kupyolera mukupanga mitundu Mtunduwu ndi wokondweretsa diso ndipo umakhala ndi zotsatira zosasunthika.
Utoto wapadera wa utoto wonyezimira wotentha ndi M2000A wopangidwa ndi kampani yathu patatha zaka zambiri za kafukufuku. Zimapangidwa ndi rosin, polymer molecular polymer, unsaturated dibasic acid, ndi polyol pambuyo pa polycondensation ndi esterification, kuwonjezera kutentha stabilizer, kuwala Kupangidwa pambuyo pa stabilizer. Poyerekeza ndi utomoni wa utoto wosinthidwa wa rosin,