QXA-2 ndi emulsifier yapadera ya asphalt yomwe imasweka pang'onopang'ono, yochiritsa mwachangu, yopangidwira ntchito zapamwamba kwambiri zotchingira zinthu zazing'ono komanso zomata. Imatsimikizira kuti imamatira bwino pakati pa asphalt ndi ma aggregates, zomwe zimapangitsa kuti ikhale yolimba komanso yolimba pokonza msewu.
| Maonekedwe | Madzi Ofiirira |
| Kuchuluka kolimba. g/cm3 | 1 |
| Zokwanira (%) | 100 |
| Kukhuthala (cps) | 7200 |
Sungani m'chidebe choyambirira pamalo ouma, ozizira komanso opumira bwino, kutali ndi zinthu zosagwirizana ndi chakudya ndi zakumwa. Malo osungira ayenera kutsekedwa. Sungani chidebecho chotsekedwa ndi kutsekedwa mpaka chitakonzeka kugwiritsidwa ntchito.