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Screen changer manufacturers continuous screen changer for plastic extruder
Benifits of this GM-DP-R seriespolymer melt filter 
1, Eliminates line shutdown thus increasing production 
2, Leakage-free process 
3, Two breaker plates design increases filtration area compared to single breaker plate design 
4, Reduced downtime & scrap 
5, Reduced inlet pressure at extrusion die 
6, Reduced temperature variations in the melt ·

The structure and parameter data of GM-DP-R series of continuous screen changer
1)The main body of the screen changer 
Raw material: Alloy steel(38CrMoAlA) 
Surface treatment: Nitriding treatment 
Depth of Nitrated Layer: 0.40-0.70mm 
Nitrided hardness: 950-1050Hv 
Fragility of nitration: Less than grade 1
Flow channel treatment: Chrome plated 
Depth of chromium-plating: 0.05-0.1mm 
Hardness of surface after chromium-plating: HV950HV
2)Drive system: Hydraulic unit: 
Hydraulic unit
3)Control system 
Electrical controlling system: Warnning device, pressure and temperature transducer, are included, and this part is optional by customers



Quality inspection
We take only first-class steel and check every production procedure to ensure every dimension is produced precisely. A final complete inspection will be executed before delivery. We guarrantee that every set of scren changer from our factory is the best quality.

Packaging
Seaworthy packaging



Commissioning
We provide the operation manual for customers to gudie to install the screen changer, and at the requirement of user, salers should send technician to install and commissioning the die at site of Buyers, expenses of the trip should be borne by Buyers.

After-sales service
12 months with proper operation by user, all the spare parts shall be replaced free of charge under guarantee period, fee for transportation and packing will be borne by users.