Thread forming tap speeds how to#

Nicks and burrs from handling are less liable to affect assembly. (This is the most widely used style)īottoming Tap One to two threads chamfered to use after threads have been started for tapping to the bottom of a hole.įor most applications, Coarse Threads offer theses advantages:Įasier and faster assembly, providing a better start with less chance of cross threading. Tapping into the bottom of the hole is not critical. Plug Tap Three to five threads chamfered for general use when Taper Tap Seven to ten threads chamfered for easy thread starting in tough materials. On materials that produce chips, or where the swarf breaks readily. They are generally the most economical tool for use on production runs, but are best Straight flute are general purpose tools to be used for hand tapping. Please contact customer service 1-80 to find the nearest distributor. TAPS – Industrial Coated - HSS Machine Screw/Fractional: TiN Spiral Point Plug TiN Taper - Straight Flute TiN Plug - Straight Flute TiN Bottoming - Straight Flute SET - TiN Straight Flute - METRIC HSS Machine/Fractional Taps: TiN Taper Straight Flute TiN Plug Straight Flute TiN Bottoming Straight Flute SET - TiN Straight Flute - HSS Semi–Bottoming Taps: TiN 52° Hi–Helix Taps TiCN 52° Hi–Helix Taps - HSS High Performance Taps: TiN Reduced Neck TiCN Reduced Neck ALTiN Reduced Neck - HSS Taper Pipe Taps: TiN Regular NPT Taper Pipe TiN Interrupted NPT Taper Pipe Gold Oxide Interrupted NPT Taper Pipe - HSS M42 Cobalt Taps: M42 Cobalt TiN Plug Tap - Tap Wrenches: T-Handle Tap Wrench Ratcheting T-Handle Tap Wrenchĭrill and Tap Support: DRILLS – Feeds and Speeds TAPS – Feeds and Speeds Drill Troubleshooting Tap Troubleshooting Our products are only sold through distributors. Proudly Manufactured in the USA with globally sourced materials Tapping Formulas and Calculations RPM for UNC/UNF Feed Rate for UNC/UNF Taps RPM for M/MF Taps Feed Rate for M/MF Taps Recommended Feeds and Speeds (SFM) into Material Recommended Feeds and Speeds table below suggests a 'starting point' for selecting the speed to operate the tap. Vertical tapping speeds can be increased, compared to horizontal tapping. Holes, taps with tapered chamfers are able to operateįaster than taps with bottoming chamfers. Speeds must be reduced as length of hole increases. The optimum speed for tapping is highest speed that conditions permit,Ĭonsistent with acceptable tool life. Proper tapping speeds are very important in obtaining efficient tapping results. Cutting taper threads (50% Normal Speed).Bottom lead or Spiral flute taps are used.Lubricant is Poor or Flow is Restricted.RPM = Feed Speed (SFM) / 0.26 x Tap's Outer Dimension Tapping speeds should be Tapping Speed can be calculated using: (Use Table below) Check hardness of material, especially when changing batches of material.Keeping taps sharp, check tap for wear.Use the correct tapping drill size and type of tap.Choose the correct lubricant (Choose – Ultra S/P ™ Super Premium).Use a pitch controlled tapping attachment.

Thread forming tap speeds how to#

TAP FEEDS & SPEEDS How to Tap Effectively and Optimize Tool Life To minimize tapping issues the following rules should be followed: