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Home » Products » Carbide Rods » Carbide Rods With Holes » Precision Carbide Rods with Straight Coolant Holes for Deep Machining

Precision Carbide Rods with Straight Coolant Holes for Deep Machining

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1.Use high-quality tungsten carbide as raw material.

2.Adopt the world advanced preparation technology.

3.Various types can be produced.
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Overview


The Precision Carbide Rods with Straight Coolant Holes are innovative solutions for deep hole machining, combining superior rigidity with efficient coolant delivery to the cutting edge. Engineered from micrograin tungsten carbide (1-3μm) with laser-drilled straight coolant holes, these rods enable stable performance in deep slotting, drilling, and boring operations in materials ranging from steel to superalloys.


Features


Innovative Coolant Design:

Straight coolant holes (3mm-15mm diameter) aligned to the rod axis, directing high-pressure fluid (100-200 bar) directly to the cutting zone, reducing temperatures by 40% compared to solid rods.

Hole positional accuracy (±0.05mm) ensures seamless integration with BTA and gun drill systems, maintaining coolant flow consistency during deep penetration.

Premium Material Properties:

Ultra-fine carbide substrate (92 HRA hardness) with cobalt binder (8%) provides excellent resistance to bending and torsional stress in high-torque applications (torque ≥50N·m).

Electroless nickel plating (5-8μm) on external surfaces enhances corrosion resistance for long-term use in wet machining environments.

Precision Manufacturing:

Ground to tight dimensional tolerances (diameter ±0.005mm, straightness ±0.01mm/m), ideal for precision tool holders and guiding systems in deep hole drills.


Application


Critical for deep hole and precision tooling applications:

Deep Hole Drilling: Core components in BTA systems for machining oil field pipes and hydraulic manifolds, ensuring stable coolant flow for holes up to 4 meters deep.

Precision Tooling: Mandrels and guiding rods in CNC lathes and grinding machines, providing axial stability for high-precision cylindrical grinding (≤0.001mm TIR).

Aerospace Hydraulics: Machining long, narrow holes in aircraft wing actuators, supporting high-cycle fatigue resistance in flight-critical components.


Why Choose Us


Engineering Innovation: Patent-pending hole alignment technology ensures 99% coolant flow efficiency, improving chip evacuation and tool life in abrasive materials like Hastelloy.

Customization Expertise: Capable of producing rods with variable hole diameters and lengths (50mm-1,500mm), tailored to your machine's specific coolant pressure and flow requirements.

Quality Assurance: 100% pressure-tested for coolant channel integrity (500 bar burst pressure), with non-destructive testing reports available for every rod.


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Registered in 2013, Headquartered in Dezhou City, Shandong Province, the service area covers China and Southeast Asia, Middle East, South America, Europe and other regions.

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