Qin Ze US industry (Figure), Qingpu stone renovation, stone renovation provided by Shanghai Qin Ze US Industry Environmental Technology Services Limited. Shanghai Qin Ze US Environmental Technical Services Co., Ltd. (www.qzmychina.com) is a professional engaged in "cleaning company, cleaning company, Shanghai cleaning companies, carpet cleaning, floor waxing, marble" company. Since its inception, we adhere to the "honesty, sound management" approach, the courage to participate in healthy competition in the market, so that the "Qin Ze US industry" brand has a good reputation. We adhere to the "service first, customers first" principle, so Qin Ze US industry has won the trust of customers in the cleaning of the congregation, and establish a good corporate image. Special Note: This information is for reference pictures and information, please contact us to obtain the most accurate information, thank you! ④ use 200 #, 400 #, 800 #, machine speed of 500 rev / min to continue grinding. ⑤ then use 1500 #, 3000 # Qingpu polished surface polished stone renovation, then the two machines with heavy rail remove the stone renovation, the speed is increased from 500 rev / min to 650 rev / min, and finally stone surface wash, dry, showing beautiful colors. Renovated stone conservation new process: 1, on the stone renovation: (1) the stone renovation usually refers to new untreated (called pioneers) or old stone has been doing light damage (also called renovation), by repair, polishing , polishing and other processes, making it a new look Baoshan stone renovation, and different brightness according to the different varieties of stone show. (2) can be broadly divided into the marble stone renovation renovation, artificial refurbished, granite renovation. Stone different renovation process is also different, but similar. (Eg: granite marble overall density is relatively lower Jing'an stone renovation, but many species is difficult to count their number, the density difference is not small, so the renovation of grinding time and materials used will vary and granite. density, so the renovation lasted longer. (