Dab tsi yog lub luag haujlwm ntawm additive?

Kev tsim kho additives ua si ntau lub luag haujlwm hauv kev tsim kho, suav nrog:

1. Txhim kho cov khoom: Cov khoom siv ntxiv tuaj yeem txhim kho cov khoom ntawm pob zeb, xws li lub zog, durability, workability, thiab teem sij hawm.

2. Kev hloov tus cwj pwm: Cov khoom siv ntxiv tuaj yeem hloov kho tus cwj pwm ntawm cov pob zeb, xws li txo qis qis, ua kom muaj dej txaus, lossis txhim kho adhesion.

3. Txo cov nqi: Cov khoom siv ntxiv tuaj yeem txo cov nqi los ntawm kev hloov cov khoom kim lossis txo cov cement xav tau.

4. Txhim kho kev zoo nkauj: Cov khoom siv ntxiv tuaj yeem txhim kho qhov pom ntawm pob zeb, xws li los ntawm kev ntxiv xim lossis kev ntxhib los mos.

5. Ua raws li cov cai tshwj xeeb: Cov khoom siv ntxiv tuaj yeem siv los ua kom tau raws li cov kev xav tau tshwj xeeb, xws li hluav taws kub, dej tsis kam, lossis khov-thaw tsis kam.