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Aerospace Engine

ENGINE CASING


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<h2 class="wp-block-heading">Notes</h2>



<ul class="wp-block-list"><li>Versatility</li><li>High Productivity</li><li>Unlike D50 KCRA, this slotting cutter works well WITHOUT air supply. Screw seize does not occur.</li><li>Failed case: Inserts drop out from previous 60457067</li></ul>



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<h3 class="wp-block-heading">Solution Specifications</h3>



<figure class="wp-block-table"><table><tbody><tr><td><strong>Material</strong></td><td>Waspaloy</td></tr><tr><td><strong>Tool Description</strong></td><td>Kennametal KCRA backward / slotting cutter D80</td></tr><tr><td><strong>Drawing Number</strong></td><td>60527285: Slotting<br>60564769: Backward</td></tr><tr><td><strong>Operation</strong></td><td>Roughing</td></tr><tr><td><strong>Cutting Edge</strong></td><td>Ceramic</td></tr><tr><td><strong>Insert</strong></td><td><a href="https://www.kennametal.com/us/en/products/p.rng.1943800.html?cid=KMT_ACQ_PSL_PD_AFF_TXT_v1_ti-acd_NA_1046" target="_blank" rel="noreferrer noopener">Kennametal RNGN120700E &#8211; KY1540</a></td></tr><tr><td><strong>Vc</strong></td><td>1400 m/min (4593 SFM) </td></tr><tr><td><strong>Fz</strong></td><td>0,078 mm/t (.0031 IPT)</td></tr><tr><td><strong>Ap</strong></td><td>2,0 mm (.079 in)</td></tr><tr><td><strong>Ae</strong></td><td>1,0 mm (.039 in)</td></tr><tr><td><strong>Power / Torque</strong></td><td>0,51 kW / 0,87 N.m</td></tr><tr><td><strong>MRR</strong></td><td>3,48 cm³/min (.21 in³/min)</td></tr><tr><td><strong>Coolant Supply</strong></td><td>No coolant air supply</td></tr><tr><td><strong>Objective</strong></td><td>High MRR</td></tr><tr><td><strong>Tool Life</strong></td><td>~ 5 min</td></tr></tbody></table></figure>
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Engine Casing: Milling

Roughing 2

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Notes

Solution Specifications

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Material	Waspaloy
Tool Description	Kennametal KCRA backward / slotting cutter D80
Drawing Number	60527285: Slotting 60564769: Backward
Operation	Roughing
Cutting Edge	Ceramic
Insert	Kennametal RNGN120700E – KY1540
Vc	1400 m/min (4593 SFM)
Fz	0,078 mm/t (.0031 IPT)
Ap	2,0 mm (.079 in)
Ae	1,0 mm (.039 in)
Power / Torque	0,51 kW / 0,87 N.m
MRR	3,48 cm³/min (.21 in³/min)
Coolant Supply	No coolant air supply
Objective	High MRR
Tool Life	~ 5 min