Dali - Plastics drainage sheet extrusion line Drainage sheet production line

Changzhou Dali Plastics Machinery Co., Ltd. keeps introducing technology to manufacture Plastics drainage sheet extrusion line. Plastics drainage sheet extrusion line provides not only excellent quality, but also very favorable price. It is technologies that keep a company stands out from other competitors.Changzhou Dali Plastics Machinery Co., Ltd. will focus on improving our currently-used manufacturing technologies and will never stop innovating and developing our own core technologies. We hope that one day we will become a leader in the industry.

Plastics drainage sheet extrusion line

Drainage sheet is PE hot melts calendered by one pair of rollers with pits and protrusions and chilled down.  

Drainage sheet is used for water draining. It replaces bricks and pebbles which act as filtration screen before water is drainged to the desinged location.

The drainage sheet is much lighter than bricks and pebbles which reduces load of buidings and is very easy to install,saving time and money.

Process

• Feeding systems with pneumatic or helix loaders
• Extruder with screen changer
• Flat Extrusion Die-heads
• Calender roller on which protrusions and pits are shaped
• Chill rolls where extruded melt is transforme d into a film and quickly cooled down
• In-line triming equipment
• Sheet guiding system
• Surface winding unit
• Edge trim recycling system

Drainage sheet application

- flat roofs ;
- roof gardens;
- used with geotextile direct contact with the soil;
- tunnelling;
- road construction

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