Iibrashi zesikhumba zedayimani ezirhabaxa zisetyenziswa ikakhulu kumatshini wokugudisa ozenzekelayo wokupolisha iquartz yesamente eyenziweyo, umphumo wokugqibela kukugqiba kwesikhumba.
Iingcingo zesilicon zenziwe nge-25-28% emnyama okanye eluhlaza okuziinkozo e-silicon carbide kunye ne-nylon PA610, emva koko hlanganisa iingcingo kwintloko yebrashi ye-Fickert usebenzisa iglue eyomeleleyo, ukuze ibhrashi isetyenziswe kwintloko ekhankanyiweyo yokupolisha kumatshini wokupolisha ozenzekelayo.
Intloko yeplastiki yebrashi yenzelwe umphetho othambekileyo ukuphepha ukuphula umgangatho wamatye xa iibrashi zifikelela ekupheleni kobomi babo, zikhusela ii-slabs kwi-scratches kunye nomonakalo.