Duplex board production line advanced board paper making machine

Description of hydraulic headbox

The duplex board proudciton line equips with three sets hydraulic headbox and with dilution water system. The headbox is composed of pulp feed pipe, transition chamber, attenuation chamber, turbulence generator and lip plate etc. Each parts are connected by bolts.

Pulp through single side square taper main pipe and pipe bundle to headbox. The other end of the square taper pipe design 10% reflux, through the reflux control valve to realize equal pressure inside of square taper pipe. Square taper main pipe has detection window and sight glass.

Main components of the hydraulic headbox

• Pulp feed pipe
• Equal pressure chamber and attenuation chamber
• Turbulence gernerator
• Lip plate section
• Temperature compensation system
• Upper lip plate vertical adjustment mechanism
• Upper lip plate micrometer regulator
• Injection point adjustment of upper lip plate
• Deckle
• Breast roll water spray pipe

Qinyang PingAn Light Industry Machinery Co., Ltd is one of the member companies of China paper making machinery association. We are a large paper making equipment enterprise integrating technology research & development, design, manufacturing, and marketing services. 

Founded in 1985, the company established a large-scale standardized joint-stock enterprise according to the modern enterprise mechanism in 2006, and now has 178 employees, including 24 engineers and technicians, and 8 senior engineers from Xi'an Walmet. Our company is located in Li Village Industrial Zone, Qinyang City, Henan Province, China, covering an area of 6000m², and has 1 R&D department, 8 modern manufacturing workshops, 1 quality inspection center and has more than 50 sets of large and medium-size equipment with a series of functions, such as scientific research, design, production, testing, assembly and commissioning. The company has passed the ISO9001:2000 international quality management system certification and enjoys the right of import and export.

Our company's main product is large size paper making machine. The largest paper machine width we produce reaches 6000mm, working speed of 700m/min. The main production lines include packaging paper production lines with an annual output of 20,000-2,000,000 tons, cultural paper production lines with an annual output of 10,000-100,000 tons, tissue paper production lines with an annual output of less than 20,000 tons and various special paper production lines. Our company serves paper making enterprises, including plant design, production process, overall design, equipment processing, installation and debugging, worker training, after-sales service and so on.

With the principle of honest management, fine management and high quality service, our company has developed rapidly in recent years, and has developed a safe operation mode, which makes all kinds of papermaking equipment put into the market of domestic and abroad and received good comments from our customers.