Product Description:

BTA Deep Hole Drilling is a technique employed to create extremely deep and precise holes in metallic components, particularly when the depth of the hole exceeds its diameter. The method derives its name from the Boring and Trepanning Association.

During the process, a high-pressure coolant circulates around a specialized drill tube's exterior, travels to the cutting zone, and expels the metal chips (small pieces of metal) through the center of the drill bit. This approach ensures that the drilling operation is clean, rapid, and precise.

BTA drilling finds wide application across industries such as oil & gas, aerospace, and hydraulic systems where there is a need to bore deep holes in items like gun barrels, hydraulic cylinders, and machine components. It is particularly effective for hole diameters greater than 20 mm, delivering high speeds and producing smooth, perfectly straight holes.

Features:

✅ High Efficiency: BTA deep hole drilling offers fast drilling speed, especially for large-diameter deep holes.

✅ Excellent Hole Quality: This process produces straight, round holes with a smooth surface finish which is crucial for many engineering applications.

✅ Good Chip Removal: Chips are efficiently flushed out through the inside, reducing blockages and maintaining a steady drilling operation.

✅ High Precision: BTA deep hole drilling allows better control of hole diameter and alignment, ensuring accurate and consistent results.

✅ Suitable for Long Holes: This method can drill very deep holes, over 100 times the diameter, making it suitable for various industrial requirements.

✅ Works on Tough Materials: BTA deep hole drilling is effective on tough materials like steel, stainless steel, and alloys, expanding its applicability in diverse sectors.

✅ Stable Process: The rigid tool setup in BTA deep hole drilling ensures a stable process, leading to reliable and consistent drilling outcomes.

Technical Parameters:

Applications:

Applications of BTA Deep Hole Drilling

Oil & Gas Industry
Drill collars, casing, tubing, and oil tool components.

Defense & Firearms
Gun barrels, cannon barrels, and military-grade tubes.

Mold & Die Making
Deep guide holes for mold bases and die components.

Hydraulic Systems
Hydraulic cylinder bores and piston rods.

Aerospace & Aviation
Long, precise holes in structural and engine parts.

Heavy Machinery
Machine spindles, rollers, and heat exchanger tube sheets.

Refrigeration & Heat Transfer Equipment
Tube plates and components with many deep holes.