PRODUCTS

Home PRODUCTS Non-ferrous Metals Tungsten Details

Tungsten Alloy Boring Bar and Grinding Quill

Tungsten Alloy Boring Bar and Grinding Quill

Linear Formula: W-Ni-Cu, W-Ni-Fe

Send Inquiry

Add To Inquiry

Features

Linear Formula:	W-Ni-Cu, W-Ni-Fe
Material:	W-90% Ni-6% Cu-4%, W-92.5% Ni-4.5% Cu-3%, W-95% Ni-3.5% Cu-1.5% W-90% Ni-7% Fe-3%, W-92.5% Ni-5.25% Fe-2.25%, W-95% Ni-3.5% Fe-1.5%, W-97% Ni-2.1% Fe-0.9%
Standard:	ASTM B777, MIL-T-21014
Surface:	Finish turning, Milling, Grinding
Size:	Per drawings

Product Description

Tungsten Alloy Boring Bars & Grinding Quills are high-density, vibration-dampening tools used in CNC machining, grinding, and precision drilling applications. Their superior stiffness, high-density, and reduced deflection properties make them ideal for high-speed, high-accuracy machining processes.

With up to 18.5 g/cm³ density, these tungsten-based tooling solutions outperform conventional steel or carbide bars in damping vibrations, improving surface finishes, and increasing tool life. They are widely used in aerospace, automotive, medical, and precision engineering industries.

Features & Properties

✔ High Density (Up to 18.5 g/cm³) – Reduces deflection & vibration
✔ Superior Rigidity – Ensures precise machining & extended tool life
✔ Excellent Wear Resistance – Maintains performance in high-speed operations
✔ Vibration Dampening – Enhances stability & accuracy in deep-hole boring
✔ Corrosion & Oxidation Resistant – Durable for extreme environments
✔ Custom Sizes Available – Manufactured to fit specialized applications

Product Specifications

Alloy Type	Tungsten (W) %	Nickel (Ni) %	Copper (Cu) %	Iron (Fe) %	Density (g/cm³)
W-90Ni-6Cu-4	90	6	4	-	17.0 – 17.5
W-92.5Ni-4.5Cu-3	92.5	4.5	3	-	17.5 – 18.0
W-95Ni-3.5Cu-1.5	95	3.5	1.5	-	18.0 – 18.5
W-90Ni-7Fe-3	90	7	-	3	17.0 – 17.5
W-92.5Ni-5.25Fe-2.25	92.5	5.25	-	2.25	17.5 – 18.0
W-95Ni-3.5Fe-1.5	95	3.5	-	1.5	18.0 – 18.5
W-97Ni-2.1Fe-0.9	97	2.1	-	0.9	18.5

Product Standards

🔹 ASTM B777 – International Standard for Tungsten Heavy Alloys
🔹 MIL-T-21014 – Military Specification for Tungsten Alloy Performance

Product Forms

✔ Tungsten Alloy Boring Bars – For CNC machining, turning, & milling
✔ Tungsten Alloy Grinding Quills – For precision grinding applications
✔ Custom Tooling Solutions – Available per customer drawings & specifications

Production Method & Production Equipments

Production Method

Powder Metallurgy Processing – High-purity W, Ni, Cu, & Fe powders mixed

Compaction & Sintering – Vacuum sintering for high-density structures

CNC Machining & Grinding – Precision shaping & customization

Surface Finishing & Coating – Polished & treated for enhanced durability

Production Equipments

Vacuum Sintering Furnace – Ensures high-strength tungsten alloy formation

CNC Machining Centers – Used for custom precision cutting & shaping

Grinding & Finishing Machines – Achieves tight tolerances & superior finish

Applications & Related Industries

🔹 CNC Machining & Precision Cutting – Reduces tool chatter & vibration
🔹 Aerospace & Defense Manufacturing – Used in high-accuracy machining
🔹 Automotive Production – Enhances boring & finishing operations
🔹 Medical Equipment Manufacturing – Used in precision grinding
🔹 Tool & Die Making – Improves machining stability & longevity

Synonyms

Tungsten Boring Bar

Heavy Alloy Machining Bar

High-Density Tungsten Grinding Quill

CNC Tungsten Machining Tool

Health & Safety Information

⚠ Heavy Material Handling – Use proper lifting techniques
⚠ Eye & Hand Protection Required – Wear gloves & safety glasses when machining
⚠ Storage & Maintenance – Store in a dry, controlled environment

Why Choose Our Tungsten Alloy Boring Bars & Grinding Quills?

✅ Premium-Grade Materials – ASTM B777 & MIL-T-21014 certified
✅ Superior Vibration Damping – Ensures precision & accuracy
✅ Custom Manufacturing Available – Tailored to specific machining needs
✅ Long-Lasting Performance – Wear-resistant & high-durability tools