Yitirhisiwa tani hi fast setting agent, lubricant xikan’we na early strength agent ya semende. Yitirhisiwa eka ku aka mortar nati concretes tohambana hambana ku hatlisisa rivilo ro tiya ra semende xikan’we naku pfuxeta nkarhi wo veka, ngopfu ngopfu eka ku aka hi xixika ku papalata rivilo ro veka kuva ri nonoka ngopfu eka mahiselo yale hansi. Ku hatlisa ku demolding, leswaku semende yita tirhisiwa hiku hatlisa hilaha swinga kotekaka hakona. Calcium formate yitirhisa: tinxaka hinkwato ta dry-mixed mortar, tinxaka hinkwato ta concrete, switirhisiwa leswinga onhakiki, indasitiri ya flooring, feed industry, tanning. Ku nghenelela ka calcium formate na switsundzuxo Nhlayo ya calcium formate hi thani ya dry mortar na concrete yi kwalomu ka 0.5 ~ 1.0%, naswona nhlayo yale henhla i 2.5%. Nhlayo ya calcium formate yi engeteleriwa hakatsongotsongo loko mahiselo ya hunguteka. Hambi loko nhlayo ya 0.3-0.5% yi cheriwa hi ximumu, yitava na mbuyelo lowu xiyekaka wa matimba yale kusunguleni.