How can I tell the grade of quartz stone?!
Look at the ingredients! Oxalic acid! No bubbles, you can choose! I want to splash the stone without wax
Stone is made to the two main materials of quartz sand and resin 7% about 93% or so. Quartz stone hardness is high, with a sharp mirror object scratched its surface, not easy to product scratches. The colors are different
Artificial jade is made of two kinds of resin, about 35% of resin and about 65% of aluminium powder. Artificial jade hardness is low, the surface is very easy to product scratches. The colors are different from the surface hardness, color, feel, scratches. Quartz stone and stone from the naked eye is difficult to distinguish between methods, under normal circumstances is the most simple is to take the quartz stone and stone on stone row, hardness less prone to scratches, the test is not much, is with a strong acid soak, bubble stone composition is relatively large, mainly is the two. But the real from the naked eye is very ugly, including a lot of people in the industry don't know much, now have this habit to which the market, especially small brands, he said this is not my quartz stone, stone, you go to the ten asked nine guys say, but who is the stone, I think this problem would infringe the interests of consumers, the real domestic quartz stone is on the market for more than 1000 yuan a metre, stone general stone difference, if less than the price of 700-800 yuan, the general situation is stone. But he would say he was a quartz stone. From the price is really less than 600-700, that is, large stone composition, sales of this piece, this profit is too many, it is impossible to do quartz stone. Quartz stone quartz sand is very expensive, including processing equipment is very expensive. But what is terrible is the mound stone. The price of rock quartz
