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Carbide Drill Bit
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TiAlN Coated Carbide Through Coolant Drill For Engine Block Deep Hole Machining

TiAlN Coated Carbide Through Coolant Drill For Engine Block Deep Hole Machining

Brand Name: AMG
Model Number: Standard/Customized
MOQ: 3
Price: Request Quote
Detail Information
Place of Origin:
China
Certification:
ISO9001
Name:
TiAlN Coated Carbide Through Coolant Drill
Type:
Inner Coolant Step Drill Bit
Diameter:
12mm
Flute Length:
40mm
Overall Length:
100
Number Of Flute:
2 Flute
Origin:
China
Highlight:

TiAlN Coated Carbide Through Coolant Drill

,

Through Coolant Drills For Engine Block

Product Description
TiAlN Coated Carbide Through Coolant Drill for Engine Block Deep Hole Machining
Product Specifications
Attribute Value
Name TiAlN Coated Carbide Through Coolant Drill
Type Inner coolant step drill bit
Diameter 12mm
Flute length 40mm
Overall length 100mm
Number of flute 2 flute
Origin China
Product Description

AMG's TiAlN-coated carbide through-coolant drill for engine blocks is engineered for high-efficiency and high-precision deep hole machining in engine block manufacturing. Utilizing ultra-fine grain carbide substrates paired with advanced TiAlN PVD coatings, these drills deliver exceptional wear resistance, heat resistance, and stability during high-speed and long-depth drilling operations on aluminum alloy, cast iron, and steel engine blocks.

Applications
  • Engine Block Machining: Drilling oil holes, water cooling channels, and head bolt holes in automotive and motorcycle engine blocks.
  • Automotive Manufacturing: Suitable for aluminum alloy, cast iron, and CGI engine components requiring high precision and clean bore finishes.
  • Precision Deep Hole Drilling: Ideal for engine parts needing consistent diameter control and reduced cycle times on automated production lines.
  • Powertrain Component Manufacturing: Used for crankcases, cylinder heads, and transmission housings.
Technical Specifications
Parameter Description
Material Ultra-fine grain carbide (AMG standard)
Coating TiAlN PVD coating
Coolant Internal through-coolant design
Diameter Range 3mm - 20mm (customizable)
Length Range 50mm - 300mm (customizable for depth)
Flutes 2 flutes
Point Angle 140° (standard), customizable
Tolerance h7 or customized per engine block needs
Surface Finish Ra 0.4 - 0.8 µm
TiAlN Coated Carbide Through Coolant Drill For Engine Block Deep Hole Machining 0 TiAlN Coated Carbide Through Coolant Drill For Engine Block Deep Hole Machining 1
Working Principle

The AMG TiAlN-coated carbide through-coolant drill utilizes high-speed rotation and optimized chip evacuation while coolant passes internally through the drill to the cutting edge. This ensures effective heat dissipation and lubrication, prevents thermal deformation, and maintains consistent bore quality during deep hole drilling in engine blocks. The TiAlN coating reduces friction and oxidation at high temperatures, while the precision-ground geometry enhances centering and drilling stability.

TiAlN Coated Carbide Through Coolant Drill For Engine Block Deep Hole Machining 2
Key Advantages
  • Extended Tool Life: TiAlN coating offers superior heat and wear resistance during high-speed drilling.
  • Efficient Chip Evacuation: Through-coolant design prevents chip packing and breakage in deep hole drilling.
  • High Stability: AMG's precision manufacturing ensures excellent concentricity for high-accuracy holes.
  • Smooth Bore Finish: Delivers low roughness and clean bore surfaces, reducing the need for additional honing.
  • Increased Productivity: Enables higher feed rates and cutting speeds, reducing cycle time on automated lines.
  • Versatile: Suitable for aluminum, cast iron, and CGI materials used in engine block manufacturing.
Frequently Asked Questions
What materials can this drill handle?

It is suitable for aluminum alloys, cast iron, compacted graphite iron (CGI), and steel engine blocks.

Why is the TiAlN coating beneficial?

TiAlN provides excellent thermal stability and reduces friction, extending tool life during high-speed and dry or MQL machining.

What coolant systems can be used?

Compatible with water-soluble coolant, cutting oils, and MQL systems, with high-pressure through-coolant capabilities.

What is the recommended cutting speed?

Typical speeds are 60-150 m/min for cast iron and 150-300 m/min for aluminum alloys, depending on the coolant system and machine rigidity.