4-nti pob zeb diamond polishing pads ntub rau granite marble pob zeb concrete

1. Siv tau ob qho tib si ntub thiab qhuav.

2. Yooj yim rau qhov chaw ua haujlwm tsis muaj dej.

3. Cov hmoov pob zeb diamond zoo sib xyaw nrog cov resin bond, ua haujlwm tau zoo thiab ua haujlwm ntev.

4. Lub spacer nrog nylon ntaub, tuaj yeem ua tau raws li qhov xav tau sib txawv ntawm tes sib tsoo, tshuab kho pem teb, tshuab polishing ceramic.