45mm NISSEI Screw And Barrel Hard Alloy Injection Molding Screw

Name: 45mm NISSEI Screw And Barrel Hard Alloy Injection Molding Screw
Brand: Suzhou Kotler Precision Machinery Co.,Ltd

Price Negotiable

Price: USD 6,800 / set

MOQ: 1 set

Delivery Time: 60 to 90 days

Brand: KTL

Product Description

NISSEI FN3000-25A Screw And Barrel Assembly

Screw & Barrel Assembly Technical Specifications

Component	Material	Main Alloy Composition	Heat Treatment Process	Hardness	Surface Treatment	Key Features
Screw	KTL-202B All-Hard Alloy	Cr 8.2%, V 1.2%, Mo 2%, Co 1%	- Quenching: 1020–1050°C- Tempering: 550–570°C (≥3 times)- Tail annealed at high temperature	HRC 60 ± 2	Titanium coating (Ti)	Excellent wear resistance, enhanced corrosion resistance, extended service life
Screw Tip Assemblies	KTL-202B All-Hard Alloy	Cr 8.2%, V 1.2%, Mo 2%, Co 1%	- Quenching: 1020–1050°C- Tempering: 550–570°C (≥3 times)- Tail annealed at high temperature	HRC 60 ± 2	Titanium coating (Ti)	High resistance to abrasion and pressure, improved durability under high-load conditions
Barrel	KTL-ST30 Double Alloy (Fe-Ni Base)	Inner alloy: Fe, Ni, Cr, C, Co, B	—	Base: HRC 26–28Inner layer: HRC 59–61	—	- Alloy thickness: 1–2 mm (each side)- Low thermal expansion- High resistance to high-temperature softening
Flange	Alloy Steel + Chromium Plating	—	- Heat treatment + electroplating	Base: HRC 30–32Cr layer: HRC 62–64	Chromium plating (0.05–0.08 mm)	Improved wear resistance and corrosion protection
Nozzle	SKD61	—	- Quenching: 1020–1050°C- Tempering: 550–570°C (≥2 times)	HRC 50 ± 2	—	Excellent thermal fatigue resistance and toughness