28mm Screw And Barrel Assembly Sumitomo 230T Screw And Barrel

Basic Information

Place of Origin:	Made in Suzhou, China
Brand Name:	KTL
Certification:	ISO9001
Model Number:	Diameter: 28

Minimum Order Quantity:	1 set
Price:	USD 1,080 / set
Packaging Details:	Composite eco-friendly wooden box
Delivery Time:	60 to 90 days
Payment Terms:	T/T
Supply Ability:	300 sets

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Detail Information

Component :

Screw 、Screw Tip Assembly 、Barrel Head (Flange) Nozzle

Material:

All-Hard Alloy

Main Alloy Composition:

Main Alloy Composition

Heat Treatment Process:

Quenching

Highlight:

28mm Screw And Barrel

Screw And Barrel Sumitomo 230T

Alloy injection molding screw and barrel

Product Description

Sumitomo 230T Screw and Barrel Assembly

Screw & Barrel Technical Specifications

Component	Material	Main Alloy Composition	Heat Treatment Process	Hardness	Additional Notes
Screw	KTL-404 All-Hard Alloy	W 6.2%, Mo 5.3%, V, Cr 4.2%, Co 2%	- High-temperature quenching: 1150–1180°C - High-temperature tempering: 580–620°C (≥4 times) - Tail annealed at high temperature	—	Excellent wear resistance and strength
Screw Tip Assemblies	KTL-404 All-Hard Alloy	W 6.2%, Mo 5.3%, V, Cr 4.2%, Co 2%	- High-temperature quenching: 1150–1180°C - High-temperature tempering: 580–620°C (≥4 times) - Tail annealed at high temperature	—	High durability under extreme working conditions
Barrel	KTL-ST20 Double Alloy (Fe-Ni Base)	Inner alloy: Fe, Ni, Cr, C, Wc, B	—	Base: HRC 26–28 Inner layer: HRC 58–60	- Alloy layer thickness: 1–2 mm (single side) - Low thermal expansion - High resistance to high-temperature softening
Nozzle	SKD61	—	- Quenching: 1020–1050°C - Tempering: 550–570°C (≥2 times)	HRC 50 ±2	Good thermal fatigue resistance
Flange	Alloy Steel (Red Cross Grade)	—	- Quenching: 1020–1050°C - Tempering: 550–570°C (≥2 times)	HRC 50 ±2	High surface wear resistance

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28mm Screw And Barrel Assembly Sumitomo 230T Screw And Barrel

28mm Screw And Barrel

Screw And Barrel Sumitomo 230T

Alloy injection molding screw and barrel

injection molding screw,

screw assembly,

assembly screws

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