As an agent of manufacturer, we can supply calcium carbonate with competitive price and high quality. Our basic specifications: Mesh range:250M-2500M, dia range: 5um-200um, Whiteness 96% , Purity 98%. we can supply grinding machine and other calcium carbonate production line that it is made in China with competitive price and high quality. Such as, model CXM500 grinding machine. It could be changed from 5um to 40um (D97). This line capability is standard output: 1800kg /h (D97=10um). The month capability is 1800kgs/h X 16h/day X 30d/MOnth= 864mt/month. Also we can supply all kinds of one-off paper cup, one-off paper bowl, like paper coffee cup, Corrugated paper cup, ice cream paper cup and so on that made in China with high quality and competitive price. Our basic specifications: our paper cup range from 3oz to 16oz with single color, two colors, Multicolor. If you have any further questions and requirements, please don&＃039;t hesitate to contact us. salemanager at nabobway dot com Thks and Rgds.