Cement siamna atana fast setting agent, lubricant leh early strength agent atan hman a ni. Mortar leh concrete hrang hrang siamnaah cement hardening speed ti chak nan leh setting time tih tawi nan hman a ni a, a bik takin thlasik construction-ah chuan temperature hniam takah setting speed a slow lutuk loh nan hman a ni. Fast demolding, chutiang chuan cement chu a rang thei ang bera hman theih a ni. Calcium formate hman dan: dry-mixed mortar chi hrang hrang, concrete chi hrang hrang, wear-resistant materials, flooring industry, feed industry, tanning. Calcium formate telna leh fimkhur dan Dry mortar leh concrete ton khatah calcium formate awm zat chu 0.5 ~ 1.0% vel a ni a, a tam ber chu 2.5% a ni. Calcium formate hi a lum chhoh zel chuan a pung zauh zauh thin. Thlasik laiin 0.3-0.5% vel hman ni mah se, a hmaa chakna (earle strength effect) hmuh tur a awm ang.