Backflush Filtration System- Double Piston 4 Working Postions Screen Changer

Backflush Filtration System- Double Piston 4 Working Postions Screen Changer

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Merchandise Description

Backflush filtration system for plastic recycling granulator

GM-DP-BF series CZPT  backflush display changer( double piston display screen changer with four operating positions)

In order to considerably increase the lifetime of the filter media GMACH offers automatic backflush screen changers.
Working principle (backflush process)of this  double piston backflush display changer with four display screen cavities fortwin screw extruder
These systems work as follows: When a pre-defined pollution degree is reached, the backflushing automatically starts.
Then the contaminations from the screen pack are led out of the machine via a spillway. The contaminated backflush mass leaves the machine by means of heated backflush outlet pipes which are installed at the screen changer housing. There the small quantity may be removed or collected.

With the-channel screen changers additional slide valves are used at the backflush channels. There is no interference of the process during backflushing.
Features incorporated
one,Continuously working melt filter
2,4 working stations 
3,venting groove can discharge the gas mixed in the raw material 
four, no interference during the process of backflushing
5,the screen cleaning reached 85%
six, long life span of the filtration screen pack/mesh , it owning to up to 100 times backflushing at most.

The display changer concluded

screen change procedure
The monitor changer and gasoline venting procedure of this kind of   Double piston backflush screen changer with four display screen cavities fortwin screw extruder
The pursuing method is primarily based on standing face to the monitor changer and extruder
one particular rod is pushed out on the still left aspect of the housing of the monitor changer by hydraulically
the blocked filter display screen pack is taken out and changed by a refreshing one particular
the rod is pushed into the housing of the display changer
this rod is pushed out on the rignht aspect of the housing of the monitor changer by hydraulically.
the other one blocked filter screen pack on this rod is taken off and changed by a new 1.
the other rods repeat the earlier mentioned methods
The gasoline venting systen starts to operate when the rod is pushed into the housing of the screen changer, and the following image display the method of fuel venting of this variety of twin rods constant extrusion display screen changer for polymer soften filtration.

Sorts and parameter

Variety ScreenD&A
Over all dimension Heating power
  Dia(mm) CZPT area(C) L1 L2 L3    
GM-DP-BF-120 100 78×4 220 180 1160 2.4/three.two 260-760
GM-DP-BF-one hundred thirty five a hundred and fifteen 104×4 250 205 1280 3.five/ four hundred-1100
GM-DP-BF-155 one hundred thirty five 143×4 270 225 1420 5./seven.2 600-1400
GM-DP-BF-a hundred and sixty a hundred forty five 165×4 310 260 1600 8.2/11.1 800-2000
GM-DP-BF-a hundred and seventy 150 177×4 370 310 1750 9.4/twelve.7 1350-3000
GM-DP-BF-195 175 240×4 380 320 1900 ten.two/thirteen.eight 1600-3800
GM-DP-BF-220 200 314×4 410 350 2100 thirteen/17.five 1800-4500
GM-DP-BF-250 230 415×4 460 405 2760 15/21.5 2000-5000

Primary application fields of  Double piston backflush screen changer with 4 screen cavities fortwin screw extruder
for compounding, semi-finished production, recycling, manufacturing of fibers, polymerization, film extrusion
for fully automatic production processes
Optional choice
assistance stands
down stream equipments: suach as CZPT melt gear pump
filter mesh/display
vacuum cleaning furnace

Suggestions for buyers
How to select a most appropriate variety of monitor changer for your extrusion line ?
Right after the products provider making a size suggestion and then you should perform your own investigation to confirm proper sizing. That way, you will have the benefit of impartial analyses and, ideal of all, there is no further expense.
Discover the difference in between value and price. Be positive to just take into thing to consider all of the variables and appear at all the variables to determine the genuine expense of ownership for the display changer. Some of the hidden variables to contemplate may possibly be:
Merchandise top quality.
Routine maintenance, time and value of parts.
Method downtime and expense.
Existence expectancy for the equipment and amortized value of ownership.
Cost and availability of filtration media.
Stress decline and influence on line output and item high quality.
Operator protection.
Needed operator intervention and labor value.
If all of these and other factors are taken into thing to consider, you can decide on the most suited resolution, and then you can anticipate a a lot much better return on investment decision.

Backflush Filtration System- Double Piston 4 Working Postions Screen Changer