Customized Screw Barrel for Granulation Machine

Product Description

Our Advantages

Why Choose ALVEN ?
1, Products design and development
ALVEN has several senior designers, Is committed to all kinds of new materials of screw barrel design and development.
2, Surveying and mapping to your door
ALVEN can be customized according to the production of products and materials for the customer special screw barrel,
may at any time to the actual measurement of surveying and mapping.
3, Screw products customization
ALVEN depending on the production of products and raw materials, and design customized special screw barrel and
various related equipment.
4, Screw products transformation
ALVEN can use according to the customer's actual situation and requirements,
in view of the existing customers use screw barrel and transformation, thus saving customers the cost of production.
5, Screw products repair
ALVEN can provide customers with the old screw barrel repairing process,
screw surface spraying nickel and tungsten carbide alloy, then grinding smooth match the barrel inner hole,
screw with laser spraying process ensures that the alloy spray welding layers will not fall off, no cracks, no air hole,
strictly control the work piece deformation, etc. While the old barrel adopt boring or inner hole set set, after repair,
plasticizing parameters of the machine does not need to make any changes,
its service life and much higher than your purchase of conventional material components.

Product description
SCREW BARREL FOR GRANULATION MACHINE SERIES
Screw Barrel for granulation machine / Pelletizer. We have rich experience in pelleting screw barrel,
We have developed a variety of new type of granulation machine /Pelleting screw barrel ,
with different screw designs, greatly improved the production output,and enhance the service life via continuous practice.
The screw barrel can be used for materials like PP, PE, PE, ABS, PET, PA, PMMA and all kinds of engineering plastics.
We also water granulation type screw barrel, and design for film with new type high efficiency.
The screw barrel adopts the special compulsory feeding design system with high efficiency and output which access to the user's praise.

TECHNICAL SPECIFICATION
Conventional material	38CrMoAlA SKD61 Cr12MoV SACM645 Ni-based-alloy GHII3 C276
Nitrided Hardness	HV950-1200
Nitrided Depth	0.5~0.9mm
Quenching Hardness	HRC58 - 65
Nitrided Brittleness	Less than Grade 2
Surface Roughness	Ra 0.4
Screw Straightness	0.015mm
Chromium plating layer hardness after nitriding	≥ 950HV
Chromeplate Thickness	0.05~0.10mm
Alloy Depth	2~5mm

MATERIALS & PROCESSES

High grade 38CrMoAIA(41CrAIMo7)

SKD61(H13)

Corrosion resistance, wear resistance and double metal spraying Process

PP, PE, ABS, PS, PVC, PC commonly used plastic recycling granulation series.

USUAL SPECIFICATION
Host Diameter	Φ90-420mm
Ratio of length to diameter	L/D= 25-32
Host Diameter	Φ90-400mm
Ratio of length to diameter	L/D= 8-12

PA6, PA66 nylon series.
Screw barrel with a special structure design, high yield, wear resistance, screw no longer appear too much force and broken phenomenon.
For waste silk, fishing net silk, safety rope, wood shavings, airbag cloth, cloth head and so on.

USUAL SPECIFICATION
Host Diameter	Φ90-420mm
Ratio of length to diameter	L/D= 22-30

Film, woven bags, foam and other soft materials series.
Screw barrel structure has a side screw feed, side pellet feeding and so on. For conventional PP, PE, TPU, PC, PS, PET film materials, film series.

USUAL SPECIFICATION
Host Diameter	Φ90-480mm
Ratio of length to diameter	L/D= 20-36

Water granulation series.
For water membrane materials, woven bags, tons of bags, air bags cloth, Koubei series. Screw barrel with a special feeding design, eat fast,
smooth drainage, high yield. Common doublestage, three-stage.

USUAL SPECIFICATION
Host Diameter	Φ120-420mm
Ratio of length to diameter	L/D= 15-26

Squeeze dry grain series.
For film material with water, woven bags, pulp material, tons of packets such as extrusion granulation. Granulated particles compact, dry,
suitable for transport and re-granulation.

USUAL SPECIFICATION
Host Diameter	Φ200-420mm

Packaging & Shipping

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