High-speed plastic pipe production design and production of the factory calibration sleeve with a vacuum calibration sleeve according to different plastic molding characteristics can be divided into: direct cooling curtain, disc type, spiral tank type, the user according to the production rate, product diameter, product selection of raw materials differently shaped structures. Achieve higher production speeds and the best product appearance. Company for PE recycled material specially designed pipe sizing sleeve ensures high-speed production, the product surface smooth Qingdao day letter Thai Plastic Machinery Co., Ltd., specializes in various types of pipe sizing sleeve should speed calibration sleeve, PE disc sizing sleeve PVC sizing sleeve, PE water sizing sleeve 16-630, PVC sizing sleeve 16-630. Variable sizing sets. Qingdao day letter Thai Plastic Machinery Co., Ltd., specializes in various types of pipe sizing should cover, PE disc sizing sleeve, PE water pipe sizing sleeve 16-630 sizing sleeve, PVC sizing sleeve 16-630. Variable sizing sets. Qingdao day letter Thai Plastic Machinery Co., calibration sleeve, specializes in various types of pipe sizing should cover, PE disc sizing sleeve, PE water sizing sleeve 16-630, PVC sizing sleeve 16-630. Variable sizing sets. Quality calibration sleeve, day Nobuyasu (certified), sizing sleeve is provided by Qingdao day letter Thai Plastic Machinery Co., Qingdao day letter Thai Plastic Machinery Co., Ltd. (www.qdtianxintai.com) is the leader in Qingdao, granulating machine, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Nobuyasu leadership in the days of the staff warmly welcome all inquiries negotiations to create the day Nobuyasu better future.