How to identify quartz stone?
Test quartz content: flame quartz stone, high-quality quartz plate is not easy to ignite. If it is fired in a hot flame, the high-quality quartz stone can retain the original shape of the stone plate.
Test corrosion resistance method: use any proportion of hydrochloric acid (or sulfuric acid) drops on the quartz stone board surface, high quality quartz stone board no reaction. Reasons: high-quality quartz slate, in addition to a small amount of resin and additives, even for selected high-quality natural quartz stone, has a strong acid and alkali properties, life often encountered acid and alkali are more likely to damage it.
High temperature resistant test method: we can direct the hot surface of quartz stone plate with a cigarette butts, but light burning does not leave any traces on the layout of high quality quartz stone.
Test method: hardness hard we can use a knife or a nail like scratch quartz stone countertops, high quality quartz stone plate will not be scratched, and left a knife or nail clippers in the surface of quartz stone plate iron will. Use a damp cloth or hand to wipe iron filings, quartz stone board surface intact, no injury.
