In general, recycled plastics cannot be made white, so many people often think that white is the best. Actually, this view is one-sided. With the development of technology, color is no longer the standard to distinguish PPR tubes. The color has nothing to do with the function of the water pipe.
Extended data:
Zhejiang Wei Xing New Building Materials Co., Ltd. is an enterprise specializing in R&D, production and sales of new plastic pipes with high quality and high added value. Its main products are random polypropylene (PPR) series pipes and fittings, polyethylene (PE) series pipes and fittings, high density polyethylene (HDPE) double-walled corrugated pipes and polybutylene (PB) pipes and fittings.
At present, the company has become one of the powerful enterprises in the domestic plastic pipeline industry for product serialization, large-scale production and brand management. By the end of 2009, the company had 57 patents, patent application right 15, presided over the drafting of 3 national standards and 2 industry standards 12, and successively developed, put into production and reserved more than 40 new products and technologies.
Reference link: Baidu Encyclopedia-Weixing New Materials