Titanium pearl mica pearlescent pigment known as powdered pigment colorant products, is a titanium dioxide coated mica chips. Depending on the hue, the class can be divided into white pearlescent pigments, pearlescent pigments class rainbow colored pearlescent pigments class categories. Freely coloring is a great advantage most plastics. How to take advantage of low-cost production of colorants colorful, color durable plastics plastics processors are also of concern. Coloring dyes and pigments can be divided into two categories. Pigment filtration performance test pigment filtration performance (pressure index) is the number and aggregation of the pigment in the pigment dispersion by measuring the size of large particles. Increased pressure inside the extruder melt extruder filter clogging due to the pigment caused by kg / cm2 / min numbers. Powdered colorants companies _ Weifang Fuyuan (certified) _ powdered colorants provided by Environmental Science and Technology Co., Ltd. Weifang Fuyuan. Weifang Fuyuan Environmental Protection Technology Co., Ltd. (www.wfdafuyuan.com) (www.wfdafuyuan.com) Shandong Weifang, the other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Weifang Fuyuan leadership with the staff warmly welcome all inquiries negotiations to create Weifang Fuyuan a better future.