high tool steel 38 CrMoALA material screw element and barrel /cylinder

Specifications of the screw and barrel

1.higher kneading than normal

 2.kneading screw,conveying screw and flux limited screw elements

3.38crmoala

4.nitriding0.5mm

The technical process

Quenching & Tempering → Rough Machining → pulling internal involute spline machine → Strand-cutting → Milling machine or lathe(Semi Finishing Machining)→CNC Machining center→CNC threadgrinder(Finish machining) → vacuum quenching → Inspection

Certificates

we have the CE/ISO/SGS/TUV 

Packaging & Shipping

Pacakge: Wooden case or Using Anti-rust oil processing, then use stretch film cover extruder against moisture damage.

Shipping: By sea or By express

About Nanjing Haisi Extrusion Equipment Company

Nanjing HaiSi Extrusion Equipment Co., Ltd is a High-Tech company, which is composed of well-experienced team in R&D, manufacturing technique, sales service and basing on extruder industry for many years. Our company is a professional manufacture of high quality pelletizing extruders for coloring/ dyeing and master batch production, as well as plastic modification and compounding ,plastic recycling. Innovative machines are built as per the concept of durability, high efficiency and economical power consumption.

We are always here waiting for your inquiry!