Spiral Mill-Thread. Advantages of Spiral Mill-Thread Tools

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1 Spiral Mill-Thread Produc Idenificaion ISO UN Whiworh BSPT NPT NPTF NPS Advanages of Spiral Mill-Thread Tools The spiral designed ools enable a smooh The unique clamping mehod enables opimal cuing operaion a a high feed rae and reduced indexabiliy machining ime Spiral ools reduce vibraion and chaer The ools sui a wide range of applicaions, from machining small componens in small machining High grade finish is achieved in all applicaions: ceners o heavy-duy applicaions in high power hreading, end milling roughing and finishing milling machines Insers are available in MT7 Sub-Micron Grade wih Spiral flued oolholders hold 1 o 9 insers in a Tianium Aluminum Niride muli-layer coaing comparaively small cuing diameer (ISO K10 - K20 This is a general purpose grade, which can be used wih all maerials Conens: Page: Conens: Page: Conens: Page: Spiral Finishing Insers Toolholders Special Tools Case Sudies

2 Produc Idenificaion - Ordering Codes H 19 I 30 ISO MT7 Helical (Spiral Cuing Diameer 19 = 19 mm I = Inernal E = Exernal - = Ex + In Thread Pich Thread Profile: ISO UN WHIT BSPT NPT NPTF NPS Carbide Grade Spiral Mill - Thread Toolholders S R H 32 P - 5 Clamping Mehod S = Screw Helical (Spiral Lengh of Toolholders No of Insers Cuing Diameer 32 = 32 mm Holder Type M = Shell Mill 162

3 ISO! " #! $ %! " (! $ %! * " #! $ % (! " #! $ % (! " (! $ % (! * " #! $ % (! * " (! $ %, +! " #! $ % +! " (! $ % +! * " #! $ % +! * " (! $ % -! * " #! $ % -! " #! $ % * / " #! $ % *! " #! $ % * / " (! $ % *! " (! $ % * / * " #! $ % *! * " #! $ % * / " #! $ % *! " #! $ %, *! " (! $ % *! 0 " #! $ % *! " #! $ % * / " (! $ % *! " (! $ % * / * " #! $ % *! * " #! $ % * / " #! $ % *! " #! $ % *! " (! $ % * / 0 " #! $ % *! 0 " #! $ % *! 0 " (! $ % *! ( " #! $ % 0 ( / " (! $ % 0 (! " (! $ % 0 ( / * " #! $ % 0 (! * " #! $ % 0 (! " #! $ % 0 (! " (! $ % 0 (! 0 " #! $ % 0 (! 0 " (! $ % 0 (! ( " #! $ % 0 (! ( " (! $ % 0 (! 1 " #! $ % 1! " (! $ % 1! * " #! $ % 1! " #! $ % 1! 0 " #! $ % 1! 1 " #! $ % & ' & ' & 163

4 UN ! &! 0 5 6! * 5 6 (! (! (! * 5 6 (! # 5 6 +! ! ! * 5 6 +! ! * 5 6 -! *! * 5 6 *! * * / * # 5 6 *! * # 5 6 * / *! * / *! * / & *! * / * 5 6 *! * 5 6 * / # 5 6 *! # 5 6 * / *! * / *! * 7! * 5 6 * 7! * 7! * / * * / * # 5 6 *! * # 5 6 * / *! * / *! & * / * 5 6 *! * 5 6 * / *! * / *! *! ( #! & 0 #! 0 " (

5 UN (! (! * (! (! (! 0 " ( (! ! ! * 5 6 1! ! ! Whiworh Same inser for inernal and exernal hread 8-9 : ; = ( : < = : < > : ; * = * 8 9 : < * < < * ( = ; & & & 165

6 BSPT Same inser for inernal and exernal A C D E F G H I D E F G < J I D E F G < ; NPT Same inser for inernal and exernal hread? K D E F G L M N O P <? A D E F G Q R N O L M N O P ;? I D E F G Q R N O L M N O T <? S D E F G Q R N O > = & & & U V W X V Y Z [ \ ; U V ] X V ^ Z [ \ < ; U V _ X V ^ Z [ \ < ; U ` W X V V a ] Z [ \ b c d U W ` X V V a ] Z [ \ U ^ ] X V V a ] Z [ \ b c h 0 ( e f g U i W X V V a ] Z [ \ e f & & & 166

7 NPTF Same inser for inernal and exernal hread e f j ; ( e f j < ; e f j < ; * 8 " ( 6 e f j > P < * 8 " ( 6 e f j & & & NPS Same inser for inernal and exernal hread U V W X V Y Z [ k ; U V ] X V ^ Z [ k < ; U V _ X V ^ Z [ k < ; & 167

8 Spiral Finishing Insers Spiral Finishing Insers & * j l # " * * j l # " ( * j l " # * j l # " * * j l # " ( * j l " # 0 ( j l # " * 0 ( j l # " ( 0 ( j l " # 0 ( j l " ( 0 ( j l * " # 1 j l # " * 1 j l # " ( 1 j l " # 1 j l " ( 1 j l * " # & & 168

9 u u x x y y p ~ Spiral Mill - Thread Toolholders Toolholders s w { y z 4 m n o p p q q 3 r s m $ l 8 $ l ( 8 $ l + 8 * $ l + v 8 * $ l - 8 $ l - v 8 * When using NPT, NPTF, BSPT insers he cuing diameer D = 18 mm s w { y z 4 m n o p p q q 3 r s m $ l * 8 * $ l * } 8 * $ l * 7 8 $ l * 8 ( $ l * e 8 ( 169

10 x y x y q q ~ ~ Spiral Mill - Thread Toolholders s w { 4 m n o p p 3 r s m $ l 0 # 8 0 $ l 0 ( 8 1 s w { 4 m n o p p 3 r s m $ l * 8 ( } $ l 0 ( 8 1 } $ l

11 Spiral Mill - Thread Toolholders Special To ols In addiion o sandard producs, CPT manufacures special ools and insers according o cusomers' requess The oolholders are muli-purpose, making hem suiable for boh roughing and finishing insers Special ools are supplied in shor delivery imes 171

12 Spiral Mill - Thread Case Sudies Case Sudies Case Sudy no 1 Thread Inernal/Exernal Thread Lengh Raw Maerial Cuing Speed Vc Tooh Load Fz Toolholder Inser Resul M56x15 Inernal 330 Ducile Iron 130 m/min 015 mm/ooh SRH45 6 H45 I 15 ISO MT7 600 pcs wih 002 offse (Compeior 40 pcs wih 015 offse Case Sudy no 2 Applicaion Inernal/Exernal Raw Maerial Cuing Speed Vc Tooh Load Fz Toolholder Inser Resul Grooves Milling Exernal Cas Seel 195 m/min 010 mm/ooh SRH63 9 Taylor Made H pcs (Compeior 540 pcs 172