Kufotokozera Kwachidule:

Abrasives apamwamba a alumina ndi abrasives a utomoni amatenthedwa.

Zogulitsa: chitetezo chamankhwala, magwiridwe antchito apamwamba, kulondola kwambiri, zosagwira, zosakhazikika komanso zolimba, ndizomwe zimakakamiza kwambiri, kukana kwakanthawi, kupindika, kugaya mwachangu, kupera bwino, moyo wautali.

Chogulitsidwacho chimagwiritsidwa ntchito popangira: