Holemaking
Triple Tap Life
A maker of vehicle components finds that a treatment process for taps produces dramatically longer tool life.
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Productive Deep Hole Drilling
To complement its CDX-DH range of solid carbide, deep-hole drills, Precision Dormer offers high-performance, cobalt alloyed, high-speed steel (HSCo) drills for applications ranging to 15× diameter. A variety of lengths are available (from stub to extra length): 3×D (A920, A921), 6×D (A900, A901), 10×D (A940, A941) and 15×D (A976, A977, A978).
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Looking At 30-Tapers In A New Light
The six 30-taper machine tools in one Northeastern shop are used for more than just drilling holes and performing secondary operations. The small-footprint equipment is also used to machine parts complete from titanium and other challenging materials.
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Increased Productivity In Short-Hole Drilling
New sizes for Sandvik Coromant’s CoroDrill 880 enable additional short-hole drilling applications in a variety of materials. Suited for high-productivity drilling, the tool is said to provide a low machining cost per hole with a high penetration rate.
Read MoreNew President At Precision Dormer North America
Mark Wilcox has been appointed president of Precision Twist Drill Co. (PTD), headquartered in Crystal Lake, Illinois.
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Deep Drilling Without Pecking Or Through-Tool Coolant
These drills enable machine tools to create holes with L:D ratios as high as 20:1 without pecking and without through-the-tool coolant delivery.
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Automation Cell Maximizes Job Shop Flexibility
Methods Machine Tools’ JobShop Cell is designed for job shops with small to medium lot sizes. The fully integrated production cell combines the drilling, tapping and milling capability of a RoboDrill VMC with a fully interfaced Fanuc six-axis robot for automated loading and unloading.
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Reducing Thrust Loads During Rigid Tapping
Some amount of synchronization error is inevitable with rigid tapping. By allowing just a slight amount of axial movement to compensate for synchronous errors, this tapping holder is said to reduce thrust load by as much as 90 percent.
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Be Strategic With Your Holemaking Options
Just as there are a great many types of holes to be produced in today’s complex workpieces, there are a great many types of holemaking processes. Finding the right cutting tool for each holemaking application is a matter of asking the right questions and getting good answers from a cutting tool supplier.
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Coolant And Center-Drilling Considerations For Machining Small Holes
Through-spindle coolant is good if you can get it, but the spot drilling might not be necessary. Try a pilot hole instead?
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