Ibara ryumucanga amabara sanding silica kubana bakina
Umusenyi wamabara ugabanijwemo umucanga wamabara asanzwe, umucanga wamabara, hamwe numusenyi wamabara.Ibiranga ni: amabara meza, aside irwanya alkali, kurwanya UV, kandi nta gucika.
Ubwoko: umucanga wamabara asanzwe, umucanga wamabara.
ubunini: 10-20.20-40.40-80.80-120.120-180.200mesh.
Andika ubutumwa bwawe hano hanyuma utwohereze
