{"id":6165,"date":"2025-06-11T13:43:40","date_gmt":"2025-06-11T05:43:40","guid":{"rendered":"https:\/\/sdftools.com\/?page_id=6165"},"modified":"2025-06-11T13:44:02","modified_gmt":"2025-06-11T05:44:02","slug":"thread-mill-technical-support","status":"publish","type":"page","link":"https:\/\/sdftools.com\/ru\/thread-mill-technical-support\/","title":{"rendered":"Thread Mill Technical Support"},"content":{"rendered":"
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Thread Mill Technical Support<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Welcome to SDF Precision Tools Thread Milling Technical Support Hub.<\/strong>
This resource is designed to help you maximize thread milling operations through essential technical guidance and best practices. Here you will find:
\u2713 Comprehensive speed & feed charts
\u2713 Application-specific guides for performance optimization
\u2713 Practical setup and calculation tips for precision & efficiency<\/p>

Whether you’re new to thread milling or seeking process refinement, our support materials will assist you at every stage. For further assistance:
\u27a4 Visit our social media channels
\u27a4 Explore latest thread milling webinars<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Speed and Feed Chart<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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When machining materials with an unfavorable length-to-diameter ratio, coarse thread pitches, or hard materials, you may need to use more radial depth passes than indicated on the speed and feed chart.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Material<\/th>HB\/Rc<\/th>Speed(SFM)\u00a0Uncoated<\/th>Speed(SFM)\u00a0AlTiN+<\/th>Feed(Inches per Tooth)\u00a0Tool Diameter .032 – .056<\/th>Feed(Inches per Tooth)\u00a0Tool Diameter .059 – .090<\/th>Feed(Inches per Tooth)\u00a0Tool Diameter .100 – .190<\/th>Feed(Inches per Tooth)\u00a0Tool Diameter .200 – .350<\/th>Feed(Inches per Tooth)\u00a0Tool Diameter .370 – .595<\/th>Feed(Inches per Tooth)\u00a0Tool Diameter .600+<\/th><\/tr><\/thead>
Cast Iron<\/td>160 HB<\/td>100-220<\/td>200-425<\/td>.0004-.001<\/td>.0004-.0008<\/td>.0004-.0014<\/td>.0004-.002<\/td>.0004-.0035<\/td>.0004-.006<\/td><\/tr>
Carbon Steel<\/td>18 Rc<\/td>100-200<\/td>190-425<\/td>.0003-.001<\/td>.0003-.0008<\/td>.0003-.0014<\/td>.0003-.002<\/td>.0003-.002<\/td>.0003-.006<\/td><\/tr>
Alloy Steel<\/td>20 Rc<\/td>80-200<\/td>200-375<\/td>.0003-.001 2 Passes<\/td>.0003-.0008 3 Passes<\/td>.0003-.0014<\/td>.0003-.0024<\/td>.0003-.0024<\/td>.0003-.006<\/td><\/tr>
Tool Steel<\/td>20 Rc<\/td>80-175<\/td>175-250<\/td>.0003-.0004 2 Passes<\/td>.0003-.0005 3 Passes<\/td>.0003-.0005<\/td>.0003-.0009<\/td>.0003-.0009<\/td>.0003-.004<\/td><\/tr>
300 Stainless Steel<\/td>150 HB<\/td>90-120<\/td>120-255<\/td>.0003-.0005 2 Passes<\/td>.0003-.0006 3 Passes<\/td>.0003-.0007<\/td>.0003-.002<\/td>.0003-.002<\/td>.0003-.0045<\/td><\/tr>
400 Stainless Steel<\/td>195 HB<\/td>90-150<\/td>140-375<\/td>.0003-.0005 2 Passes<\/td>.0003-.0006 3 Passes<\/td>.0003-.0007<\/td>.0003-.002<\/td>.0003-.002<\/td>.0003-.0045<\/td><\/tr>
High Temp Alloy (Ni & Co Base)<\/td>20 Rc<\/td>50-125<\/td>100-125<\/td>.0003-.0004 3 Passes<\/td>.0003-.00045 3 Passes<\/td>.0003-.0005 2 Passes<\/td>.0003-.0009<\/td>.0003-.0009<\/td>.0003-.004<\/td><\/tr>
Titanium<\/td>25 Rc<\/td>50-130<\/td>100-170<\/td>.0003-.0004 3 Passes<\/td>.0003-.00045 3 Passes<\/td>.0003-.001 2 Passes<\/td>.0003-.0009<\/td>.0003-.0009<\/td>.0003-.003<\/td><\/tr>
Heat Treated Alloys (38-45Rc)<\/td>40 Rc<\/td>50-90<\/td>90-150<\/td>.0003-.0004 3 Passes<\/td>.0003-.00045 3 Passes<\/td>.0003-.0005 2 Passes<\/td>.0003-.0008<\/td>.0003-.0008<\/td>.0003-.0025<\/td><\/tr>
Aluminum<\/td>100 HB<\/td>100-800<\/td>100-1200<\/td>.0005-.0015<\/td>.0005-.002<\/td>.0005-.0025<\/td>.0005-.003<\/td>.0005-.003<\/td>.0005-.009<\/td><\/tr>
Brass, Zinc<\/td>80 HB<\/td>200-350<\/td>200-750<\/td>.0005-.0015<\/td>.0005-.0025<\/td>.0005-.0025<\/td>.0005-.003<\/td>.0005-.003<\/td>.0005-.009<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

Thread Mill Technical Support Welcome to SDF Precision Tools Thread Milling Technical Support Hub.This resource is designed to help you 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