Flute Fed Coolant (radial): Center Fed Coolant (axial): Expansion Reamers: HandSpiral:Left HandSpiral:Right Straight:
Ream itrightthefirsttimewithHANNIBAL. Ream speeds andfeeds andcovered are allimportant here Guide. intheHANNIBALReamer increasing productivity. theright tool, proper Selecting stock removal andcorrect regarding reamers. Following theseguidelineswillreduce overall set-up time, while wouldHANNIBAL CARBIDE liketo inform you ofsomebasictechnical knowledge
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Flute fed coolant willflush thechipsaheadof reamer, providing the bestholesize andfinish. Effective large inacavity enough for chipclearance. material.ductile Combine center fed coolant withright handspiral for inhighly ability maximumchipclearing This process shouldproduce likenewtool performance. The tool isnow ready to bereground backto itsoriginal diameter andresharpened. Expand thediameter by thescrew turning clockwise. Should provide bestsize andfinish. thevery forGood reaming hard materials. Effective inbridging interruptions, suchaskeyways, cross-holes, etc. Excellent materials. inhighlyductile Effective inbridging interruptions, suchaskeyways, cross-holes, etc. toDue aggressive flute geometry,right a handspiral may cutslightly oversized. Flute fed coolant design isusedfor thruholereaming. Center fed coolant design isusedfor blindholereaming. Designed for runsinabrasive highproduction materials, whensize orfinishcanbe rapidly lost. Excellent inthruholes, astheflutes tend to pushthechipsoutaheadof reamer. Designed to pullthechipoutofholeinablind holeapplication. Preferred holecondition would beathruhole. suited formingBest for materials, non-chip i.e. castiron, bronze andfree cuttingbrass. C
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- Make sure the part piece is secure. Movement of the piece may cause may the piece of Movement part the - Make sure is secure. piece - Use the shortest tool possible. Runout multiplies rapidly as the distance as the distance Runout multiplies rapidly the shortest - Use possible. tool - Check the reamer diameter with a dial indicator (at the circular margin). margin). the circular (at a dial indicator with diameter - Check the reamer - precision collets and hydraulic chucks are widely used for straight shank straight widely used for chucks are hydraulic and collets - precision OPTIMUM OPERATING CONDITIONS OPTIMUM OPERATING REAMER GUIDE REAMER BASIC TECHNICAL INFORMATION FOR REAMERS FOR INFORMATION TECHNICAL BASIC Checking TIR TIR. should run within .001” Ideally a reamer using taper shank reamers make sure holders are free from dirt, from could and burrs free grit that holders are make sure using taper shank reamers properly. not seat cause the shank to Overhang Tool the spindle increases. from Rigid Fixturing would shorten poor finish and tool life. holes, oversized breakage, tool Tool Holders Tool If is acceptable. tolerance shank diameter chucks be sure using hydraulic When tools. Example: a .500” diameter tool would remove .010”-.015” of stock. .010”-.015” remove would tool diameter Example: a .500” of stock. .020”-.030” remove would tool diameter Example: a 1.0” reaming. finish cover examples These
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O D W A M HANNIBAL CARBIDE TOOL, INC. • TEL 800-451-9436 • FAX 800-633-7302 • [email protected] TEL 800-451-9436 • FAX INC. • TOOL, CARBIDEHANNIBAL be beneficial by reducing cycle times and getting the best possible tool life. There are are There reducing tool life. best possible times and getting the by be beneficial cycle maximizing tool key to are elements These in this section. evaluate to elements several efficiency. While developing optimum conditions will require some investment in time, it will in time, some investment will require conditions optimum developing While Tool Geometry Grade: and Carbide Tool
Speeds and Feeds:
Coolant feeding reamers: feeding Coolant
Runout (TIR) Concerns:
Stock Removal: Stock
REAMERS 24 • • • • • • • • • • • •
feed rate. hole, orpoorsize. At thispoint return to theprevious feed rate. You are now at orcloseto theoptimum an undesirable condition develops. This could beanunacceptable finish,abell, tapered, oreggshaped feed rate. Increase insmallincrements, .001-.0015perrevolution. Continue to increase thefeed until With the surface feetWith perminute (SFM) thesurface at low themanufacturers to range, increase the begin trying just a few points from part to part cancause problems.just afew to part points from part free carbides, andscalecanall leadto inconsistent results when reaming. Aheat treatment that varies Material Changes (hardness and/orcondition) clearance. life. changedare mostoften thecircular Geometries margins, chamfer radial rake, andtheprimary are reaming, may need to bealtered thetool andtool geometry to getoptimum performance the problem isobvious. However, dependingonthehardness andcondition ofthematerial you Improper Sharpening orGeometry specifications. Take thetime to checkthelevels ona regular basis. materials. Many coolants willprove effective for reaming ifthe concentration level ismaintained with Improper Coolant compensate for runout, butthebestsolution isto fixtheproblem. bellmouth holes, aswell aspoortool life. Floating holdersorbushingscansometimes beusedto Excessing Runout(spindleortool holder) used to machineandholdthepart. and fixturing difficult. producingA reamedholeisonlygoing agoodfinishwillbe tobeasgoodthemachine very Poor Fixturing operation andproper speedsandfeeds mustberunto achieve size, straightness andfinish. points isakeyelement.consistentReaming isafinishing size starting Getting the andfinish. correct &FeedsImproper Speeds excessive heat, whichleadsto premature tool wear. tippedreamerscarbide musthave adequate stock to remove ortheywillrubintheholeandgenerate removal. 2%for steels andtough alloys, 3%for non-ferrous materials andcastirons. & carbide Solid Stock Removal Improper Tool or alignment ispoor. Examinethechipfor size and color. Examinethefinish for signs ofchatter. could save you time. Listen for meansspeedorfeed thereamer istoo squealinguponentry—this high a thesenumbersafter few runs best to achievetool life. to the fine-tune mayvery alsobenecessary appear, thenreturn to theprevious SFM. You shouldnow beat orneartheoptimumspeedandfeed. It than runninghigherSFM at lower feed rates. to remember whenoptimizingyour thatimportant increasing cycle feed willgive you quickercycles As you seektheoptimumspeedandfeed for your application, lookandlisten for signs orsoundsthat Increase thespeedinincrements of10-20SFM. Likethefeed, increase until undesirable conditions reamerMost willprovide manufacturers point for you speedsandfeeds. withastarting isvery It
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- If the fixturing cannotholdthepiece securely andinlinewiththespindle, thefixturing -If then - makesure you aretype. and flute usingthecorrect tool style
- HANNIBALrecommends point for 2-3%ofthereamer stock diameter asastarting BASIC TECHNICAL INFORMATION FOR REAMERS REAMER GUIDE - Make sure -Make thecoolant you are usingisrecommended for reaming your particular DEVELOPING OPTIMUMSPEEDANDFEEDS
- The rightcombination ofspeedsandfeeds to iscritical tool life and - If anewtool works after -If fine,resharpening, butfails to perform – Common Problem Areas to Avoid. -Runoutleadsto poorfinishes, oversized, tapered, and
- Castings leadtheway ininconsistency. Hard spots, 25
REAMERS F 9 4 V N O 7/8 3/4 7/16 15 25 13/16 15/16 31/32 13/32 15/32 27/32 51/64 25/32 29/32 61/64 57/64 27/64 53/64 55/64 23/64 25/64 59/64 3% 29/64 49/64 4.2mm 8.8mm 3.0mm 3.4mm 5.7mm 6.1mm 6.9mm 8.4mm 13.8mm 12.2mm 12.6mm 13.0mm 13.4mm 14.2mm 14.5mm 14.9mm 15.3mm 15.7mm 16.1mm 16.5mm 16.8mm 17.2mm 17.6mm 18.0mm 18.3mm 18.8mm 7.25mm TO LEAVE TO DRILL SIZE 3% .8488 .8639 .8790 .8942 .9094 .9245 .9397 .9549 .9700 .5000 .5153 .5305 .5456 .5608 .5760 .5911 .6063 .6214 .6972 .8336 .1667 .1819 .3486 .3941 .4092 .4244 .4395 .4547 .4699 .4850 .6365 .6517 .6669 .6820 .7124 .7275 .7426 .7578 .7730 .7881 .8034 .8185 .1213 .1364 .1516 .1970 .2122 .2274 .2425 .2576 .2728 .2880 .3031 .3183 .3335 .3638 .3789 TO LEAVE TO HOLE SIZE I S 1 C 5/8 1/2 9/16 19 14 31 29 24 11/16 17/32 21/32 19/32 31/64 41/64 37/64 33/64 35/64 39/64 2% 45/64 5.0mm 6.5mm 8.5mm 9.6mm 5.4mm 7.3mm 8.1mm 23.5mm 24.4mm 21.6mm 22.0mm 22.5mm 22.8mm 24.0mm 10.0mm 10.4mm 10.8mm 11.2mm 11.6mm 12.0mm 17.0mm 18.2mm 18.5mm 18.9mm 19.3mm 19.7mm 20.1mm 20.5mm 20.8mm 7.75mm 9.25mm 23.25mm 24.75mm 21.25mm TO LEAVE TO DRILL SIZE 2% .9800 .8575 .8728 .8881 .9035 .9188 .9340 .9494 .9647 .5206 .5360 .5513 .5665 .5820 .5972 .6125 .6278 .6431 .7197 .3675 .1838 .1990 .7350 .7502 .7656 .7810 .7963 .8115 .8270 .8422 .5053 .6585 .6738 .6890 .7044 .2756 .2910 .3063 .3215 .3370 .3522 .3828 .3982 .4135 .4288 .4440 .4594 .4747 .4900 .1225 .1378 .1532 .1685 .2144 .2297 .2450 .2600 TO LEAVE TO HOLE SIZE HANNIBAL PRE-REAM DRILL SIZE CHART DRILL SIZE PRE-REAM HANNIBAL REAMER GUIDE REAMER BASIC TECHNICAL INFORMATION FOR REAMERS FOR INFORMATION TECHNICAL BASIC
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3/8 - .3750 5/8 - .6250 3/4 - .7500 1/2 - .5000 1/4 - .2500
7/16 - .4375 3/16 - .1875 5/16 - .3125 9/16 - .5625 1 - 1.0000 7/32 - .2188 5/32 - .1562 9/32 - .2812 9/64 - .1406 11/16 - .6875 11/32 - .3438 13/16 - .8125 15/16 - .9375 17/32 - .5312 31/32 - .9688 13/32 - .4062 11/64 - .1719 15/32 - .4688 21/32 - .6562 19/32 - .5938 17/64 - .2656 27/32 - .8438 31/64 - .4844 13/64 - .2031 51/64 - .7969 15/64 - .2344 23/32 - .7188 21/64 - .3281 25/32 - .7812 19/64 - .2969 29/32 - .9062 61/64 - .9531 41/64 - .6406
37/64 - .5781 57/64 - .8906 27/64 - .4219 33/64 - .5156 53/64 - .8281 35/64 - .5469 55/64 - .8594 23/64 - .3594 25/64 - .3906 39/64 - .6094
59/64 - .9219 63/64 - .9844 29/64 - .4531 47/64 - .7344 43/64 - .6719 45/64 - .7031 49/64 - .7656 D
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REAMERS 26 MEDIUM STRENGTHSTEEL COPPER ALLOY (TOUGH) 80 -100120 MALLEABLE IRON CAST NON-METAL &PLASTIC 400 SERIESSTAINLESS 300 SERIESSTAINLESS NODULAR CAST IRON NODULAR CAST HIGH STRENGTHSTEEL LOW STRENGTHSTEEL PH SERIESSTAINLESS ALUMINUM BRONZE DUCTILE CAST IRON CAST DUCTILE MAGNESIUM ALLOY NICKEL BASEALLOY ALUMINUM ALLOY IRON BASEALLOYIRON
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S S EXPANSION EXPANSION EXPANSION EXPANSION EXPANSION EXPANSION EXPANSION EXPANSION EXPANSION EXPANSION STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT STRAIGHT GENERAL PURPOSE TYPES GENERAL FED TYPES COOLANT MATERIALSPECIFIC TYPES PURPOSE TYPES GENERAL FED TYPES COOLANT MATERIALSPECIFIC TYPES PURPOSE TYPES GENERAL FED TYPES COOLANT MATERIALSPECIFIC TYPES PURPOSE TYPES GENERAL FED TYPES COOLANT MATERIALSPECIFIC TYPES PURPOSE TYPES GENERAL COOLANT FED TYPES COOLANT MATERIALSPECIFIC TYPES SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL SPIRAL FLUTE STYLE BASED ON HOLE CONDITION REAMER GUIDE SELECTION Do FLUTE STYLES LENGTH CARBIDE • Expansion Reamers -Economical• ExpansionReamers for abrasive materials • • • • cast irons, heat treated steels andotherhard materials for materials andblindholes ductile keyways, ability chipclearing holes;Good slotsorintersecting shallow depth(shown intableto right) Left Spiral Flutes -Also tend to interruptions; for bridge Good Spiral FlutesRight - Tend to interruptions bridge suchas Straight Flutes ofapplications inawidevariety -Good Use flute longcarbide for holedepths exceeding maximum 400 -pg. 46 420 -pg. 68 426 -pg. 92 408 -pg. 76 400 -pg. 46 420 -pg. 68 416 -pg. 92 407 -pg. 76 400 -pg. 46 420 -pg. 68 416 -pg. 92 407 -pg. 76 400 -pg. 46 420 -pg. 68 435 -pg. 92 409 -pg. 76 400 -pg. 46 420 -pg. 68 435 -pg. 92 468 -pg. 82 409 -pg. 76 428 -pg. 96 466 -pg. 82 437 -pg. 86 465 -pg. 64 427 -pg. 96 464 -pg. 82 433 -pg. 86 465 -pg. 64 427 -pg. 96 464 -pg. 82 433 -pg. 86 465 -pg. 64 429 -pg. 96 468 -pg. 82 439 -pg. 86 465 -pg. 64 429 -pg. 96 480 -pg. 74 439 -pg. 86 465 -pg. 64 not STR. SHANK useinblindholes SHALLOW 474 -pg. 80 402 -pg. 54 422 -pg. 70 463 -pg. 83 474 -pg. 80 402 -pg. 54 422 -pg. 70 473 -pg. 80 402 -pg. 54 422 -pg. 70 472 -pg. 80 402 -pg. 54 422 -pg. 70 472 -pg. 80 402 -pg. 54 422 -pg. 70 462 -pg. 83 467 -pg. 66 461 -pg. 83 467 -pg. 66 461 -pg. 83 467 -pg. 66 463 -pg. 83 467 -pg. 66 467 -pg. 66 TPR. SHANK – – – – – – – – – – – – – – – – THRU HOLE 464 -pg. 82 457 -pg. 78 482 -pg. 87 465 -pg. 64 450 -pg. 56 440 -pg. 42 435 -pg. 92 429 -pg. 96 468 -pg. 82 459 -pg. 78 484 -pg. 87 465 -pg. 64 450 -pg. 56 440 -pg. 42 435 -pg. 92 429 -pg. 96 468 -pg. 82 480 -pg. 74 459 -pg. 78 484 -pg. 87 465 -pg. 64 450 -pg. 56 440 -pg. 42 426 -pg. 92 428 -pg. 96 466 -pg. 82 458 -pg. 78 483 -pg. 87 465 -pg. 64 450 -pg. 56 440 -pg. 42 416 -pg. 92 427 -pg. 96 464 -pg. 82 457 -pg. 78 482 -pg. 87 465 -pg. 64 450 -pg. 56 440 -pg. 42 416 -pg. 92 427 -pg. 96 STR. SHANK DEEP 461 -pg. 83 453 -pg. 81 467 -pg. 66 452 -pg. 62 463 -pg. 83 455 -pg. 81 467 -pg. 66 452 -pg. 62 463 -pg. 83 455 -pg. 81 467 -pg. 66 452 -pg. 62 462 -pg. 83 454 -pg. 81 467 -pg. 66 452 -pg. 62 461 -pg. 83 453 -pg. 81 467 -pg. 66 452 -pg. 62 TPR. SHANK – – – – – – – – – – – – – – – – – – – – – 464 -pg. 82 407 -pg. 76 432 -pg. 84 465 -pg. 64 400 -pg. 46 410 -pg. 68 434 -pg. 90 415 -pg. 94 468 -pg. 82 409 -pg. 76 438 -pg. 84 465 -pg. 64 400 -pg. 46 410 -pg. 68 434 -pg. 90 415 -pg. 94 468 -pg. 82 480 -pg. 74 409 -pg76 438 -pg. 84 465 -pg. 64 400 -pg. 46 410 -pg. 68 424 -pg. 90 413 -pg. 94 466 -pg. 82 408 -pg. 76 436 -pg. 84 465 -pg. 64 400 -pg. 46 410 -pg. 68 414 -pg. 90 411 -pg. 94 464 -pg. 82 407 -pg. 76 432 -pg. 84 465 -pg. 64 400 -pg. 46 410 -pg. 68 414 -pg. 90 411 -pg. 94 STR. SHANK SHALLOW 1.0626” thru1.5000” 461 -pg. 83 472 -pg. 80 467 -pg. 66 402 -pg. 54 412 -pg. 70 463 -pg. 83 474 -pg. 80 467 -pg. 66 402 -pg. 54 412 -pg. 70 463 -pg. 83 474 -pg. 80 467 -pg. 66 402 -pg. 54 412 -pg. 70 462 -pg. 83 473 -pg. 80 467 -pg. 66 402 -pg. 54 412 -pg. 70 461 -pg. 83 472 -pg. 80 467 -pg. 66 402 -pg. 54 412 -pg. 70 TPR. SHANK .7189” thru1.0625” .3126” thru.7188” .1875” thru.3125” Hole Diameter – – – – – – – – – – – – – – – – BLIND HOLE 464 -pg. 82 457 -pg. 78 442 -pg. 85 465 -pg. 64 450 -pg. 56 434 -pg. 90 415 -pg. 94 468 -pg. 82 459 -pg. 78 444 -pg. 85 465 -pg. 64 450 -pg. 56 434 -pg. 90 415 -pg. 94 468 -pg. 82 480 -pg. 74 459 -pg. 78 444 -pg. 85 465 -pg. 64 450 -pg. 56 424 -pg. 90 413 -pg. 94 466 -pg. 82 458 -pg. 78 443 -pg. 85 465 -pg. 64 450 -pg. 56 414 -pg. 90 411 -pg. 94 464 -pg. 82 457 -pg. 78 442 -pg. 85 465 -pg. 64 450 -pg. 56 414 -pg. 90 411 -pg. 94 STR. SHANK – – – – – Max. ShallowMax. Hole DEEP Depth .875” .750” .625” .500” 463 -pg. 83 455 -pg. 81 467 -pg. 66 452 -pg. 62 463 -pg. 83 455 -pg. 81 467 -pg. 66 452 -pg. 62 462 -pg. 83 454 -pg. 81 467 -pg. 66 452 -pg. 62 461 -pg. 83 453 -pg. 81 467 -pg. 66 452 -pg. 62 461 -pg. 83 453 -pg. 81 467 -pg. 66 452 -pg. 62 TPR. SHANK – – – – – – – – – – – – – – – – – – – – – 27
REAMERS CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT 640 CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT 320 CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT 160 80 CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT 3 40 CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT
20 CT CT CT CT CT CT CT CT CT CT CT CT CT CT CT HSS HSS CT=Carbide Tipped HSS=High Speed Steel Tipped CT=Carbide DETERMINE TOTAL NUMBER OF NUMBER TOTAL DETERMINE 10 CT CT CT CT CT CT CT CT CT CT HSS HSS HSS HSS HSS Cobalt Cobalt TOTAL NUMBER OF HOLES TO BE REAMED TO OF HOLES NUMBER TOTAL HOLES TO BE REAMED, THEN LOCATE MOST COST THEN LOCATE BE REAMED, TO HOLES 5 CT CT CT HSS HSS HSS HSS HSS HSS Cobalt Cobalt Cobalt Cobalt Cobalt Cobalt Cobalt Cobalt EFFECTIVE REAMER ON MATERIAL CONDITION/HARDNESS LINE CONDITION/HARDNESS EFFECTIVE ON MATERIAL REAMER 1 reamers despite its higher initial cost? its despite reamers — .0002”/.0003” over reamer diameter reamer over — .0002”/.0003” CT HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS Cobalt Cobalt Cobalt Cobalt Change pre-ream hole size to leave 2 to 3% of tool diameter 3% of tool 2 to leave Change pre-ream to hole size Chart on pages 8 & 9) & Speeds” “Feeds (see rate feed Decrease in #3 removal” stock “improper See solution for in #2 “misalignment” See solution for drilled hole will follow — reamer drilling operation Correct 120° – 180° angle to Increase 90° included chamfer in #3 pressure” reaming “excessive See solution for in #2 “misalignment” See solution for Regrind reamer with equal chamfer height equal chamfer with Regrind reamer materials higher tensile reaming for margins with narrower Regrind reamer bushing Use speed rate and reduce Increase feed is hard unless material feed power Use reamer fluted spiral Use Grind secondary behind 45° chamfer lead angle immediately — may cutting pressure reduce to rake radial with positive Specify reamer holes diameter larger slightly produce Check fixturing holder if necessaryfor possible causes; use floating & setup reamers bushings or piloted using precision Consider & speeds (see pages 8 & 9) feeds Verify POSSIBLE SOLUTIONS carbide tipped 2 MATERIAL
DETERMINE AND HARDNESS with MATERIAL CONDITION MATERIAL CONDITION/HARDNESS
SOFT - 150 TO 275 Bhn TO SOFT - 150 425 Bhn TO MEDIUM - 276 HARD - OVER 45 Rc 275 Bhn TO SOFT - 135 425 Bhn TO MEDIUM - 276 HARD - OVER 45 Rc ALL CONDITIONS SOFT - UNDER 10% SILICON ABRASIVE - OVER 10% SILICON SOFT - FREE MACHINING TENSILE HARD - HIGH 220 Bhn TO SOFT - 120 300 Bhn MEDIUM - 220 to HARD - OVER 300 Bhn 175 Bhn TO SOFT - 80 275 Bhn TO MEDIUM - 176 HARD - OVER 275 Bhn far lower POSSIBLE CAUSES Excessive reaming pressure reaming Excessive Misalignment Insufficient cutting action Misalignment and/or speed Incorrect feed removal Improper stock pressure reaming Excessive Misalignment Drill walking or incorrect sharpening Unequal chamfers Incorrect margins spindle runout Excessive Chatter 1 CLASS MATERIAL COST EFFECTIVE REAMER SELECTION EFFECTIVE REAMER COST COBALT AND HSS VS. TIPPED CARBIDE FIND THE CLASS
FOR MATERIAL BEING FOR MATERIAL per hole reamed per hole reamed
REAMED - SEE PAGES 6 & 7 - SEE PAGES REAMED REAMER PROBLEM SOLVING GUIDE SOLVING PROBLEM REAMER CARBIDE TIPPED HIGH STRENGTH STEELS HIGH TEMP ALLOYS LOW STRENGTH LOW STEELS MEDIUM STRENGTH STEELS NON-FERROUS CHIPS LONG NON-FERROUS SHORT CHIPS CAST IRONS
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M W machine cycle time per part cutting edges — reduces resistant heat & speeds due to • Higher feeds and surface quality hole size — maintains • Consistent finish far longer changes tool for time down — reduces life tool • Longer
A REAMING PROBLEMS M DECREASE YOUR MACHINING COST PER HOLE REAMED WITH CARBIDE TIPPED REAMERS TIPPED CARBIDE WITH REAMED HOLE PER COST MACHINING YOUR DECREASE
Why is Why Because of: HANNIBAL CARBIDE TOOL, INC. • TEL 800-451-9436 • FAX 800-633-7302 • [email protected] TEL 800-451-9436 • FAX INC. • TOOL, CARBIDEHANNIBAL
REAMERS 28 • • • • • • • Precision ground cutting edges • ASME/ANSIB94.2;NAS897;USCTI • Polished flutes for easychipflow • •
(formerly Morse taper series) perASME/ANSIB5.10 taperseries) (formerly Morse “Taper ShankNo.” refers to Standard American taperseries The reamer isanendcuttingtool, cuttingonlyonthe chamfer’s edgeat theoutsidediameter ofthepreformed hole. The reamer isusedto finishmachineapreviously formed (max. 5%–dependingonmaterial andhardness). be usedto significantly enlarge ahole It should diameterhole to withasmoothfinish. an exact smooth finishfarlongerthanhighspeedsteel or cobalt. to wear, thereamer willproduce accurate holesize anda tolerance reaming. highlyresistant isvery carbide Because follows: .005” ofshankdiameter shank diameter listed inNAS897iftool diameter iswithin except expansion reamers whichare nothardened machined Carbide tippedreamers are especiallyappropriate for close Expansion reamers canbeexpanded for regrinding as Material specific reamer shanksare ground smallest to next Carbide tipsbrazed to tough hardened alloy steel body, grade andcarbide appropriate forGeometry material being
Reamer ExpediteReamer Fees:
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S S Contact usfor aPDFcopy of “HANNIBAL’S Guideto Cost EffectiveReaming.” It includes: TECHNICAL INFORMATION REAMERS CARBIDE TIPPED Does NOTDoes require airshipment oftheproduct 18 pieces maxperdiameter 401,403,431,441,490,andELReamers notapplytoDoes types Order mustberecieved by 2:00PM CST TECHNICAL REAMINGGUIDEINFORMATIONTECHNICAL PAGES 23-29 Minimum Expansion Minimum Guaranteed .015” .013” .010” .006”
REAMER BASICS not
• The standard 45°chamfer angleprovides effective cutting action foraction mostmaterials. capabilities; maximizes feeds &speeds using material specific reamer technology and coolant fed Coolant Fed material & specific carbide tool geometry Material Specific steel ofmaterials and cobalt; goodinawidevariety General Purpose emr Types: Reamer • Shankdiameter tolerance: • Closertool diameter tolerance pertool: pricing • Tool diameter tolerance:
Material specific(NAS)& Coolant fed General purpose Material specific General purpose Tolerance Standard Over 23/32”Over tool plus.0000”, diameter: minus.0015” Thru 23/32” tool plus .0000”, diameter: minus .0010” minus .0005”, minus .0015” 3/4”Over plus.0004”, tooldiameter: minus.0000” 1/2”Over tooldiameter thru3/4”:plus.0003”, minus.0000” Thru 1/2” plus.0002”, tooldiameter: minus.0000” 11/2”Over plus.0004”, tooldiameter: minus.0000” Thru 11/2” plus.0003”, tooldiameter: minus.0000” .0002” .0003” .0004” –Exceptional andtool life performance REAMER TOLERANCES
–Excellent inlarge runsdueto production – Superior performance over performance highspeed –Superior .0003” (excluding coolant fed) & $1 Modified Modified to Closer Tolerance – – Coolant fed Over 1.0000" Over 1.0000" Over Up to 1.0000" Up to 1.0000" DiameterReamer .0002” $1 $3 –
72 Hour 48 Hour 48 Hour 24 Hour Service .0001” $3 $3 $5
50.00 75.00 50.00 75.00 Fee 29
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