Ulwelwesi olungangeni amanzi lusetshenziswa ikakhulukazi ekwakheni izindonga, ophahleni, kanye nemigwaqo, imigwaqo emikhulu, njll. I-Base Mate yakhiwa ngerabha yokwenziwa noma i-sonthetic resin.
Ncoma: TER 4334; CO 054; 3062E; S537-2; S501A; S5890F;