RECOMMENDED SPEEDS & FEEDS FOR COOLANT THRU 4 & 5 FLUTE HOWLER HIGH FEED END MILLS (INCH) WITH WTF COATING. MAX RAMP ANGLE IS .5 DEGREES. TWO CLPTs ARE LISTED – ONE FOR ROUGHING AND ONE FOR FINISHING AE = STEPOVER, AP = STEPDOWN SFM 1/4” 3/8” 1/2” Ae Max Ap Max Ae Max Ap Max Ae Max Ap Max WORK PIECE MATERIAL 0.1375 0.0100 0.2250 0.0188 0.3000 0.0250 AVERAGE CLPT AVERAGE CLPT AVERAGE CLPT Gray Cast Iron 800 .0057 / .0118 .0087 / .0156 .0110 / .0194 Ductile Iron 750 .0056 / .0116 .0085 / .0155 .0108 / .0192 Soft Steels, (A36,1018,8620,1045) 950 .0056 / .0116 .0085 / .0155 .0108 / .0192 Alloy Steels, (4340,4140) 850 .0056 / .0116 .0085 / .0155 .0108 / .0192 4140 Pre-Hard (28 to 32 Rc) 700 .0051 / .0111 .0080 / .0150 .0103 / .0187 Heat treated (40 to 50 Rc) 500 .0049 / .0109 .0078 / .0148 .0101 / .0185 Tool Steels (A2,D2,S7) 800 .0054 / .0114 .0083 / .0153 .0106 / .0190 Die Steels, (H13,P20) 825 .0058 / .0119 .0087 / .0156 .0110 / .0194 Stainless Steel, (303) (304) (316) 675 .0055 / .0115 .0083 / .0153 .0106 / .0190 Difficult Stainless Steel, (400 Series) 775 .0053 / .0077 .0079 / .0114 .0101 / .0149 Difficult Stainless Steel, (PH Series) 625 .0053 / .0077 .0079 / .0114 .0101 / .0149 Stainless Steel (13.8) 350 .0053 / .0077 .0083 / .0116 .0110 / .0154 Titanium (6AL4V) 450 .0054 / .0069 .0083 / .0116 .0110 / .0134 Inconel 718 300 .0053 / .0077 .0083 / .0116 .0110 / .0154 Inconel 625 300 .0053 / .0077 .0083 / .0116 .0110 / .0154 NOTE: If you can’t reach the right RPM’s or SFM based on your diameter and the call out. Please pick the RPM that you are comfortable with and adjust the IPM or CLPT. If tool is sticking out more then 3 times the diameter, speeds & feeds may have to be adjusted. 259 866-888-9600 gorillamill.com SPEEDS & FEEDS SUPER BITCHIN’ PERFORMANCE – FERROUS HIGH FEED END MILLS COOLANT THRU HIGH FEED END MILLS (INCH & METRIC) RECOMMENDED SPEEDS & FEEDS FOR COOLANT THRU 4 & 5 FLUTE HOWLER HIGH FEED END MILLS (METRIC) WITH WTF COATING. MAX RAMP ANGLE IS .5 DEGREES. TWO CLPTs ARE LISTED – ONE FOR ROUGHING AND ONE FOR FINISHING AE = STEPOVER, AP = STEPDOWN SFM 6mm 8mm 10mm 12mm Ae Max Ap Max Ae Max Ap Max Ae Max Ap Max Ae Max Ap Max WORK PIECE MATERIAL 0.1299 0.0094 0.1890 0.0157 0.2362 0.0197 0.2835 0.0236 AVERAGE CLPT AVERAGE CLPT AVERAGE CLPT AVERAGE CLPT Gray Cast Iron 800 .0056 / .0116 .0075 / .0144 .0092 / .0176 .0110 / .0194 Ductile Iron 750 .0054 / .0114 .0073 / .0142 .0091 / .0175 .0108 / .0192 Soft Steels, (A36,1018,8620,1045) 950 .0054 / .0114 .0073 / .0142 .0091 / .0175 .0108 / .0192 Alloy Steels, (4340,4140) 850 .0054 / .0114 .0073 / .0142 .0091 / .0175 .0108 / .0192 4140 Pre-Hard (28 to 32 Rc) 700 .0049 / .0109 .0067 / .0137 .0086 / .0170 .0103 / .0187 Heat treated (40 to 50 Rc) 500 .0047 / .0107 .0065 / .0135 .0084 / .0168 .0101 / .0185 Tool Steels (A2,D2,S7) 800 .0052 / .0112 .0070 / .0140 .0089 / .0173 .0106 / .0190 Die Steels, (H13,P20) 825 .0057 / .0117 .0075 / .0144 .0092 / .0176 .0110 / .0194 Stainless Steel, (303) (304) (316) 675 .0052 / .0112 .0070 / .0140 .0089 / .0173 .0106 / .0190 Difficult Stainless Steel, (400 Series) 775 .0049 / .0076 .0065 / .0096 .0083 / .0126 .0101 / .0149 Difficult Stainless Steel, (PH Series) 625 .0049 / .0076 .0065 / .0096 .0083 / .0126 .0101 / .0149 Stainless Steel (13.8) 350 .0048 / .0075 .0065 / .0096 .0085 / .0121 .0110 / .0154 Titanium (6AL4V) 450 .0051 / .0066 .0068 / .0085 .0086 / .0105 .0110 / .0134 Inconel 718 300 .0048 / .0075 .0065 / .0096 .0085 / .0121 .0110 / .0154 Inconel 625 300 .0048 / .0075 .0065 / .0096 .0085 / .0121 .0110 / .0154 NOTE: If you can’t reach the right RPM’s or SFM based on your diameter and the call out. Please pick the RPM that you are comfortable with and adjust the IPM or CLPT. If tool is sticking out more then 3 times the diameter, speeds & feeds may have to be adjusted.
2024 Gorilla Mill Fall Catalog
| Title Name |
Pages |
Delete |
Url |
| Empty |
Search Text Block
Page #page_num
#doc_title
Hi $receivername|$receiveremail,
$sendername|$senderemail wrote these comments for you:
$message
$sendername|$senderemail would like for you to view the following digital edition.
Please click on the page below to be directed to the digital edition:
$thumbnail$pagenum
$link$pagenum
Your form submission was a success. You will be contacted by Washington Gas with follow-up information regarding your request.
This process might take longer please wait
