BEFAonline

HIGH DENSITY POLYETHYLENE PLANT (example for used plant)

HDPE-plant

  1. Hexane purification
  2. Reactor
  3. Powder separation and drying
  4. Extrusion system
  5. Silos (5 pcs)

Basic Figures on the  HDPE-Plant

  • The Plant was built in 1990
    Total capacity 175 kt/y (Slurry technology)
  • Space required:  approx. 14.000 m², mainly outdoor (without safety distances)
  • Personnel needed:  20 people, divided in 4 shifts + 2 Engineers and 1 supervisor
  • Quantity of raw material of equivalent production: approx. 1,011 tons / ton final product
Low pressure and low temperature process (app. 10 bar/70°C)
The polyethylene polymerization plant is based on a slurry reactor technology.
Operability
  • during the year 2013 – 98,7 %
Reliability
  • during the year 2013 – 99,7 %
Total Prime Grade:
  • depending on product mix
  • in average about 98,1 % during last 5 years

HDPE is defined by a density of 0.935 – 0.965 g/cm³. It has a linear molecular structure and it is highly crystalline.

The values for this line are:

MFR* 5 kg:          0,2 – 0,3 (up to 0,8)
MFR* 2.16 kg:    0,6 -31
,0

Density range on this line:    0,935- 0,965 g/cm³

* melt flow index

GRADES TO BE PRODUCED:

  • Bimodal and unimodal products

1. Pipe grade (PE 80, PE 100)

2. Film grade

3. Injection moulding grade

4. Blow moulding grade

5. Roto moulding grade

 

For further information please contact us: plants@befa.net

Open your own chemical plant on the market in 90 days