High Quality Fourdrinier Paper Machine Headbox
Head box is the key part of paper machine. It is used for pulp fiber to forming wire. Its structure and performance play a decisive role in the forming of wet paper sheets and the quality of paper. The head box can ensure that the paper pulp is well-distributed and stably on the wire along the full width of the paper machine. It keeps appropriate flow and velocity to create the conditions for forming even wet paper sheets on wire.
Usually, it has 2 types: open head box and closed air cushion head box
Open head box consists of flow distributor device,evener device,lip device, head box body. Its working speed is 100-200M/min(or special designed according to requirement).
1.Flow distributor device: pyramid pipe manifold pulp inlet,steps pulp distributor.
2.Evener device: two evener rolls,evener roll running speed adjustable.
3.Lip device: consist of up lip,micro-adjuster device. up lip can be adjusted up and down,forth and back,adjusted by manual worm-gear case.
4.Head box body: open type head box body.
Closed air cushion head box consists of flow distributor device,evener device,lip device,head box body,air supply system,computer controller.Its working speed is 200-400M/min(or special designed according to requirement).
1.Flow distributor device: pyramid pipe manifold pulp inlet,3 steps pulp distributor. equipped with pressure balance indicator to help adjust the balance of pulp inlet pressure.
2.Evener device: two evener rolls,evener roll drive with constant speed worm-gear case
3.Lip device: consist of up lip,bottom lip,micro-adjuster device and opening indicator. up lip can be adjusted up and down,forth and back,adjusted by manual worm-gear case,opening is 5-70mm.up lip outlet with vertical small lip,vertical small lip is adjusted by precise worm-gear ,with dial indicator.
4.Head box body: sealed stainless steel box.
5.Air supply device: Trefoil low ripple roots blower
6.Computer controller: Decoupling of the entire computer automatic control.total pressure control and pulp level control is stable and easy to operate.
Company Information
Zhengzhou Dingchen Machinery Co., Ltd is a professional paper machine manufacturer integrated with scientific research, design, manufacturing, installation and commission. Focused on R&D and production, the company has over 30 years' experience in paper machinery and pulping equipment production. The company has a professional technical team and advanced production equipment, with over 150 employees and covering an area of 45, 000 square meters.
The company's leading products include various types of high speed and capacity test liner paper, kraft paper, carton box paper machine, cultural paper machine and tissue paper machine, pulping equipment and accessories, which are widely used in the production of packaging paper for various items, printing paper, writing paper, high grade household paper, napkin paper and facial tissue paper etc.
Based on high quality products and service, the company has been recognized by overseas customers and markets, its products has been exported to Pakistan, Uzbekistan, Turkmenistan, Bangladesh, Cambodia, Bhutan, Israel, Georgia, Armenia, Afghanistan, Egypt, Nigeria, Kenya,
Burkina Faso, Sierra Leone, Cameroon, Angola, Algeria, El Salvador, Brazil, Paraguay, Colombia, Guatemala, Fiji, Ukraine and Russia etc.
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