Recycling & Special Application Screws

Ding Feng demonstrates engineering versatility by providing robust solutions for diverse non-standard applications. For recycling, we implement aggressive filtration and degassing designs to handle mixed or contaminated PCR waste without clogging. For food and pharma, we use certified stainless steel with mirror polishing to meet strict hygiene standards. We also engineer heavy-duty conveying screws for abrasive industrial slurries, proving our capability as a comprehensive solution provider.

Specification

▼ Barrel Processing Range

Nitrided Barrel

Internal Diameter ：Ø8~Ø320mm， Length : 7000mm

▼Screw Processing Range
Nitrided Screw	Outer Diameter ：Ø8~Ø320mm， Length : 7000mm

Customization Parts

◆ Customize Design
1. Critical Injection End-cap Components
2. Precision Components for Blown Film

◆ ETC. Front End Components:

1.Nozzle (Long, Short, Flat)

2.Barrel Head / End Cap

3.Screw Head Set(Screw Head, Check Ring, Seat Ring)

◎ Screw Head Set Material & Processing

Product	Materials	Processing
Screw Head / Distributer	SACM645(1.8509/7140) SKD-61(1.2344 / H13)	Electroplating Vacuum Hardening Nitrided TiAIN Coating
Check Ring / Coller	SKD-61(1.2344 / H13) SKD11	Electroplating Vacuum Hardening Nitrided TiAIN Coating
Seat Ring / Washer	SKD-61(1.2344 / H13) SKD11	Electroplating Vacuum Hardening Nitrided TiAIN Coating
Nozzle	SACM645(1.8509/7140) SKD-61(1.2344 / H13)	Electroplating Vacuum Hardening Nitrided
Barrel Head / End Cap	SACM645(1.8509/7140) SKD-61(1.2344 / H13)	Electroplating Vacuum Hardening Nitrided