38mm PVC Extruder Grooved Barrel Screw

38mm PVC Extruder Grooved Barrel Screw

 PVC Extruder Machine Grooved Barrel Screw For good plasticizing effect,we have different designs of  extruder screw and barrel to meet customer's demand.

Product Parameter 

Product	38mm PVC Extruder Grooved Barrel Screw
Hardness after hardening and tempering	HB260 °~
Nitrided Hardness	HV950°~1000°
Nitrided Depth	0.5 0~0.7mm
Nitrided Brittleness	above 2 stage
Surface Roughness	Ra0.4
Screw straightness	0.015mm
Hardess of surface chromium-plating after Nitriding	HV≥950HV
Chromium-plating Depth	0.05~0.10mm
ALLoy Depth	0.8~2.0mm
Alloy hardness	HRC56°~65°
Alloy	iron,nickel,tungsten,molybdenum
Types of screw	Gradual type,mutant type,wave type,barrier type,double screen type,shunt type,separation type,exhaust type,pin type,mixed type,double-head type,three-head type,multi head type etc.

Specification:

Raw Material:	The finished product processing requirements:
38CrMoAlA,SACM645,42CrMo	nitriding treatment
42CrMo,AISI 4140	hard chrome coated layer
4Cr5MoSiV1,SKD-61,SKD-11	Sparying bimetal alloy layer and nitriding treatment
HPM38,SI36,SUS440,9Cr18MoV	High frequency quenching
GHII3	Airset in high temperature

Shipment &Delivery

Delivery Time	20~30 Days
Shipping	By sea or By air
Packing	Plywood box

The Reason For Choose DEMAJI SCREW:

*Primary Quality

*Reasonable Price

*Flexible Manufacturing Capacity

*On-time Delivery

*Ethical &Transparent Policies.

Packing

Want to know more information about our products ?

     Warmly welcome to contact us by below ways: 

     * Hot-line :  0086-13665802533 

         * Skype   :  dmgscrewsales2

        * Hotmail :  serenagu1010

 Serena will be very happy to answer your questions in 24 hours. 

38mm PVC Extruder Grooved Barrel Screw