Jour : 04/04/2026

I. Three Bottom Lines to Remember Before CleaningNever use strong acids or strong basesIncluding oxalic acid, chloric acid, caustic soda, powerful descalers, and rust removers, which will corrode stone micro-pores, destroy the gloss, and cause hidden cracks.Never use hard tools to scrapeSteel wool, blades, metal scrapers, and sandpaper are strictly prohibited; once the precision surface…

I. Cleaning and Surface Maintenance ErrorsUsing strong acids or strong alkalis for scrubbingHydrochloacid, oxalic acid, and strong alkaline cleaners will corrode the granite surface, destroy the gloss, and even cause micro-cracks and powdering.Using metal shovels oeel wool for hard scrapingThis easily scratches precision surfaces, causing permanent scratches and affecting equipment accuracy.Failing to clean oil stains,…