CP 10.2 - Condensing Power - Spacer disc1

A gas-turbine is usually composed of a set of discs, fastened onto a shaft. The disc pack is arranged with the spacers and discs alternating. The spacers create a space between each pair of discs which carries the blades.

Gas turbine component Spacer disc - general information

CP 10.2 - Condensing Power - Spacer disc2

Gas turbine component Spacer disc - general information

Typical materials: Inconel 706 (combustion chamber) Steel (compressor)

Blank weight approx: 3000 kg

Diameter approx: 1300 mm

Material removal approx: 1200 kg

After machining approx: 1800 kg

CP 10.2 - Condensing Power - Spacer disc3

Gas turbine component Spacer disc machine type

All operations can typically be performed in a vertical turning lathe

CP 10.2 - Condensing Power - Spacer disc4

Spacer disc Tooling solution overview

CoroTurn HP

CoroDrill 880 CoroMill 327

Coromant CaptoSL-adapters

Damped blades

Adapted clamping units for vertical turnimg lathes

Ceramic inserts

CP 10.2 - Condensing Power - Spacer disc5

1. Rough turning: outer diameter, facing2. Pocketing3. Grooving4. Profiling5. Finishing turning: O.D, I.D, faces6. Drilling7. Chamfering (front & back)

BeskrivningAv

Gas turbine component Operations spacer disc

CP 10.2 - Condensing Power - Spacer disc6

Application hint Consider SM geometry if SMR is found to generate not

acceptable chips For heavy interruptions try -MR GC2025

Products Adaptor: C8-391.02-63 080A Holder: C6-PSSNL-45052-19HP Insert: SNMG 19 06 16-SMR GCS05F

Cutting Data ap = 5.0 mm fn = 0.5 mm/rev vc = 40 m/min

Typical conditions Forgin High pressure coolant

Spacer disc, Inconel 706 1. Rough turning of outer diameter and faces

CP 10.2 - Condensing Power - Spacer disc7

Application hint Trochoidal turning

Products Adaptor: C8-SL70-LF-051 Holder: SL70-CRDCL-50-12 Insert: RCGX 12 07 00E CC6060 Insert for finishing: RCGX 12 07 00T1020 CC6060

Cutting Data ap = 2.5 mm fn = 0.1 mm/rev vc = 300 m/min

Typical conditions High pressure coolant

Spacer disc, Inconel 706 2a. Pocketing

CP 10.2 - Condensing Power - Spacer disc8

Application hint Trochoidal turning If better insert toughness is needed chose carbide insert,

RCMX 090700 S05F.

Products Adaptor: C8-SL10 Holder: SL100 dampened Insert: RCGX 09 07 00E CC6060 Insert for finishing: RCGX 09 07 00T1020 CC6060

Cutting Data ap = 1.75 mm fn = 0.1 mm/rev vc = 300 m/min

Typical conditions High pressure coolant

Spacer disc, Inconel 706 2b. Pocketing

CP 10.2 - Condensing Power - Spacer disc9

Application hint Roughing of seal fins with trochoidal turning

Products Adaptor: C8-570-40-LG Holder: Special Insert: N123E2-0200-RO GCS05F

Cutting Data ap = 0.5 mm fn = 0.2 mm/rev vc = 50 m/min

Typical conditions High pressure coolant

Spacer disc, Inconel 706 3. Grooving

CP 10.2 - Condensing Power - Spacer disc10

Spacer disc, Inconel 706 4. Profiling

Application hint Finishing of seal fins with copy profile method

Products Adaptor: C8-570-40-LG Holder: Special Insert: N123E2-0200-RO GCS05F

Cutting Data ap = 0.5 mm fn = 0.2 mm/rev vc = 50 m/min

Typical conditions High pressure coolant

CP 10.2 - Condensing Power - Spacer disc11

Application hint Use a depth of cut that is 1/3 the size of the nose radius

in combination with S05F for highest productivity and tool life in finishing

Products Adaptor: C8-391.02-63 080A Holder: C6-PCLNL-45065-12HP Insert: CNMG 12 06 12-SF GCS05F

Cutting Data ap = 0.5 mm fn = 0.2 mm/rev vc = 50 m/min

Typical conditions High pressure coolant

Spacer disc, Inconel 706 5a. Finishing turning, outer diameter & faces

CP 10.2 - Condensing Power - Spacer disc12

Application hint Use a depth of cut that is 1/3 the size of the nose radius

in combination with S05F for highest productivity and tool life in finishing

Products Adaptor: C8-391.02-63 080A Holder: C6-PCLNL-45065-12HP Insert: CNMG 12 06 12-SF GCS05F

Cutting Data ap = 0.5 mm fn = 0.2 mm/rev vc = 50 m/min

Typical conditions High pressure coolant

Spacer disc, Inconel 706 5b. Finishing turning, inner diameter

CP 10.2 - Condensing Power - Spacer disc13

Products Adaptor: C8-391.02-63 080A Tool: 880-D1700C6-03 Insert: 880-03 03 05H-C-LM GC1044 Insert: 880-03 03 W06H-P-LM GCH13A

Cutting Data fn = 0.08 mm/rev vc = 50 m/min

Typical conditions High pressure coolant

Spacer disc, Inconel 706 6. Drilling

CP 10.2 - Condensing Power - Spacer disc14

Application hint Circular milling

Products Chuck: C8-391.CGA-20 079 Tool: 327-12B30EC-06 Insert: 327R06-12 12045-CH GC1025

Cutting Data ap = 0.3 mm fz = 0.15 mm/tooth vc = 75 m/min

Typical conditions Coolant

Spacer disc, Inconel 706 7. Chamfering of holes, front & back

CP 10.2 - Condensing Power - Spacer disc15

Machine adapted clamping units Units for vertical ram lathes

CP 10.2 - Condensing Power - Spacer disc16

SL100 adaptor C8

CP 10.2 - Condensing Power - Spacer disc17

SL100-RCGX 09

CP 10.2 - Condensing Power - Spacer disc18

WCMX grooving blade

WCMX 080412-58 235 (for steel) 16 mm wide groove soft entry into cut excellent chip control

Optimised blade stable due to height and coupling reduced vibration due to dampening

Gas turbine componentSpacer disc - general informationGas turbine componentSpacer disc - general informationGas turbine componentSpacer disc machine typeSpacer discTooling solution overviewGas turbine componentOperations spacer discSpacer disc, Inconel 7061. Rough turning of outer diameter and facesSpacer disc, Inconel 706 2a. PocketingSpacer disc, Inconel 706 2b. PocketingSpacer disc, Inconel 706 3. GroovingSpacer disc, Inconel 706 4. ProfilingSpacer disc, Inconel 706 5a. Finishing turning, outer diameter & facesSpacer disc, Inconel 706 5b. Finishing turning, inner diameterSpacer disc, Inconel 706 6. DrillingSpacer disc, Inconel 706 7. Chamfering of holes, front & backMachine adapted clamping unitsUnits for vertical ram lathesSL100 adaptor C8 SL100-RCGX 09WCMX grooving blade