Zhejiang Bisheng plastics limited company is located in Jiashan, which is the Northeast of Zhejiang province and close to Shanghai, Jiangsu and Suzhou province with very convenient transportation.The company had been established officially at the beginning of 2005 with an initial investment of 80 million RMB. Till 2007 the production capacity of Polyvinyl Butyral (PVB) interlayer film, Architecture Glass, has been increased to 5,000 tons annually, among which there are 4,000 tons for Automobile Glass and 1,000 tons for Architecture Glass.Manufacturing plant is designed to achieve the condition of constant humidity, constant temperature and anti-static adopts advantaged equipments from Germany US and Canada.The company is currently investing in the 2nd stage of PVB interlayer film production line. Then it is currently the PVB interlayer film producer that with the heaviest investment by us in China and the overall estimated output will have 12,000 tons per year.The company approaches the principle of a pioneering spirit and innovation, people-oriental. It is facilitated with favorable production is entirely abided by ISO9001:2000 and ISO14001:2004 international standard control system, which is aimed at building corporate brand and image.The company’s purpose: Surviving by quality, developing by integrity, priority of honesty, customers’ paramount. The company will aim at satisfying customers’ need by top-ranking product quality and best after-sale service to succeed.
The main Technical parameter of products
Density 1.069 g/cm³
Transmittance >88.5 % (Note 1)
Refractive Index 1.47-1.50 (Note 1)
Tensile Strength >20 MPa (Note 2)
Tensility of Peak >200 % (Note 2)
Moisture 0.35-0.55 % (Note 3)
Ration of shrinkage <6 % (Note 4)
Test of strike 3-9 (Note 5)
Deviation of width expected value 10
Note:1. With condition of clear glass (2mm)+ interlayer film (0.38mm) +clear glass (2mm)
2. With condition of 20deg and humidity 40%
3. Moisture is according as customer requirements
4. With condition of 60deg, 40% humidity to reckon up after 15 minutes
5. The HI and ST are different from other laminated safety glass, the sample should test with -18deg after 1 hour
