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Last Updated: 9/22/2005
© 1996~2005
Gromax Enterprises Corp.
All Right Reserved.

• PRICES, SPECIFICATIONS, AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE.

Power Generator

Tool Type EDM

Custom Made EDM

EDM Tools/Access.

GROMAX>EDM>EDM Tooling & Accessories>Sinker EDM Tooling>Electrode Holder

| system 3r | orbiting-cut system | magnetic chuck | electrode holder |
| rotating spindle | fixture | rotary table | roto die table | edm fluid & filter |

Electrode Holder

3R
US460 Series 3R Macro Combi
3R-322/50 Series 3R EDM Electrode Shanks
3R-321.46 3R Mini Block
3R-321.2-4x90 3R Manual Chuck
3R-321.5/3R-A3620 3R Manual Mini Chuck
3R-321.65/3R-A3260 3R Manual C-Axis Mini Chuck

EROWA
ER021Series EROWA EDM Basic Tooling
ER016/017Series EROWA EDM Compact Tooling
017133 ITS Basic Chuck 50
009214 Centering Plate 50
ER-018858 Compact Electrode Holder Set

GROMAX
200-50A Series GROMAX Marco Dovetail Type Electrode Holder
EHV10 GROMAX Electrode Holder with 3R Reference Element  BUY ONLINE 
EH20/EH20S GROMAX Electrode Holder (EH20 with ø20mm shank; EH20S with stainless holder)
 BUY ONLINE 
EH25/EH25S GROMAX Electrode Holder (EH25 with ø20mm shank; EH25S with stainless holder)
BUY ONLINE 

 

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3R Macro Combi-2 Systems, 1 Chuck, 0 Adaptor!  
 


Macro Combi provides simultaneous access to Macro and Macro Junior System: 2 sizes of electrode holder in the same chuck!
  • Macro: with the highest accuracy on the market for large electrodes
  • Macro Junior: large enough for the majority of all electrodes.  The small size permits Macro Junior to machine very deep cavities.
Starter Kit Package includes:
Model Description US460-22 US460-23
3R-460.34 Manual combi chuck 1 1
3R-460.31-5 Manual combi maching block 1 1
3R-656.1 Macro control rule 1 1
3R-405.16 Macro combi drawbar 2 2
3R-405.11 Junior combi drawbar 2 2
3R-651.7E-XS Macro electrode holder 1 (set of 8) 1 (set of 8)
3R-491E Junior electrode holder 1 (set of 30) 1 (set of 30)
3R-P14.5x14E Self-threading screw for 461 1 (set of 100) 1 (set of 100)
A11489 Adaptor plate NA 1
US492D-1-2S Graphite blank electrode 1" dia.x2" long NA 5
US492S-1-2S Square 1"x1"x2" long NA 5
Price Call for Pricing Call for Pricing
Manual Combi Starter Kit contains the necessary tooling to get started with System 3R's New Combi System.
3R-460.34 3R-460.31-5 3R-656.1 3R-491E 3R-405.16 3R-405.11
Manual Combi Chuck Manual Combi Machining Block Macro Control Rule Junior Electrode Holder Macro Combi Drawbar Junior Combi Drawbar
Call for Pricing Call for Pricing Call for Pricing Call for Pricing Call for Pricing Call for Pricing
 

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3R EDM Electrode Shanks  
 


322/50E


322/50S

 Features:
  • Electrode holder with 50mm long
  • Unhardened electrode-mounting part
Model

Price (per set)

3R-322/50S (set of 30)
Call
3R-322/50E (set of 30)
Call
Quality Import
2050 (set of 10)
Call (In Stock)
2050E (set of 30)
Call (In Stock)
 

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3R Mini Block  
 
Features:
  • Manual chuck for vertical or horizontal mounting on machine table.
  • Electrode can be indexed 4x90°
Model

Price

3R-321.46 Call
 

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3R Manul Chuck (4x90 Degree)  
 
Features:
  • Designed for use in turning electrodes.
  • Comes with set screws for mounting on a lathe taper and centering adjustment.
  • Electrode can be indexed 4x90°.
Model

Price

3R-321.2-4x90 Call
 

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3R Manul Mini Chuck  
 

For mounting on the machine spindle with the aid of universal adapter plate, 3R-A3620		 Features:
  • Quick and exact mounting of electrode with accuracy of repetition inch/mm: 0.000078"/ 0.002 mm
  • Indexing 4x90°. Intermediate angle set with Vernier scale
  • Connection for pressure/suction flushing through the electrode
  • Hydraulic clamping of electrode
Model

Price

3R-321.5 Call
3R-A3620 Call
 

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3R Manul C-Axis Mini Chuck  
 

For mounting on the machine spindle with the aid of universal adapter plate, 3R-A3620		 Features:
  • Quick and exact mounting of electrode with accuracy of repetition inch/mm: 0.000078"/ 0.002 mm
  • Indexing 24x15°. Intermediate angle set with Vernier scale
  • Connection for pressure/suction flushing through the electrode
  • Hydraulic clamping of electrode
Model

Price

3R-321.65 Call
3R-A3620 Call
 

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EROWA EDM Basic Tooling  
  • The standard mechanical interface between milling, grinding, turning, drilling, EDM die-sinking centers and measuring or presetting stations.
  • The economical tooling system with a high degree of precision and repeatability for flexible production.

ITS Repeatability: 2mm
Owing to the combination of flexing and rigid components patented worldwise.

 The correct procedure to benefit from the EROWA Tooling Sets:
  • Drill holes and cut threads as required to mount electrode onto ITS electrode holder
  • Clamp into lathe chuck or mill chuck and machine
  • Clamp into EDM chuck and start EDMing
  • The center point stays with the electrode, as long as it is kept on the holder
  • Every tooling set is compatible and will fit into later investment

 

Set A: ER021608
Price: $Call

Set B: ER021609
Price: $Call

Set C: ER021611
Price:$Call

Set D: ER021809
Price:$Call

Set E: ER021612
Price:$Call

ER017133 ITS Basic chuck 50: 1
ER016743 Spigot LC Manual: 1
ER010437 Prisround: 1
Plastic Packing Box: 1
 ER017133 ITS Basic chuck 50: 1
ER016743 Spigot LC Manual: 2
ER010437 Prisround: 1
ER010551 Uniplate: 1
ER010440 Uniholder: 1
ER007818 Uniblank: 1
ER017142 ITS Basic Pallet f105mm: 1
Plastic Packing Box: 1
 ER017133 ITS Basic chuck 50: 2
ER016743 Spigot LC Manual: 2
ER010437 Prisround: 1
ER010551 Uniplate: 1
ER010440 Uniholder: 1
ER007818 Uniblank: 1
ER017142 ITS Basic Pallet f105mm: 1
ER017135 ITS Basic Plate: 1
Plastic Packing Box: 1
 ER017133 ITS Basic chuck 50: 2
ER016743 Spigot LC Manual: 2
ER010437 Prisround: 1
ER010551 Uniplate: 1
ER010440 Uniholder: 1
ER007818 Uniblank: 1
ER017136 ITS Basic Pallet 120x170mm: 1
ER017135 ITS Basic Plate: 1
Plastic Packing Box: 1
 ER017133 ITS Basic chuck 50: 2
ER016743 Spigot LC Manual: 2
ER010437 Prisround: 1
ER010551 Uniplate: 1
ER010440 Uniholder: 1
ER007818 Uniblank: 1
ER017142 ITS Basic Pallet f105mm: 1
ER017136 ITS Basic Pallet 120x170mm: 1
ER017135 ITS Basic Plate: 1
Plastic Packing Box: 1
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Centering Plate 50
 Version:
Set of 50 plates, rust-resistant, including 4 supporting feet each
Application:
small electrode weight
Fixation:
Mounted directly on plane surface of blank		 ITS Basic Chuck 50


Wt.: 6 Lbs.

009214 Call for Pricing

017133 Call for Pricing

 

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EROWA EDM Compact Tooling  
 
The small, accurate, automatic tooling system for Micromechanics and EDM
High Performance
Compact Design
Economical Price

The correct procedure to benefit from the EROWA Compact Tooling Sets:

  • Accuracy: 0.002mm (0.0000787") guaranteed through flexible centering
  • Store capacity: 900 electrodes per square meter
  • 4 x 90º index table
  • Parts size up to 50 x 50 x 100mm
  • Designed for automation
Model Description Price
ER-016219 Compact-ITS adapter chuck Call
ER-016217 Compact chuck Call
ER-016213 Table pneumatically activated compact chuck PA Call
ER-017541 Compact checking pin Call
ER-017532  Compact uniholder  Call
ER-017530  Compact- prisround 15mm Call
ER-017536 Compact electrode holder 16mm Call
ER-017531 Compact collet chuck holder Call
ER-017539 Compact standard holder Call
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ER-018858 Compact Electrode Holder Set Click for Price/Shop Online
Article no. Description No. of unit
000682  Stud bolt M5x8 4
018293 Stud bole M5x10  12
018294  Stud bolt M5x6  16
ER-017529  Compact Prisround 10mm  4
ER-017530 Compact Prisround 15mm 4
ER-017532 Compact Uniholder 2
ER-017533 Compact Electrode holder f8mm 2
ER-017535 Compact Electrode Holder f12mm 2
ER-017536 Compact Electrode Holder f16mm  2
ER-017539 Compact Standard Holder  6
 
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GROMAX Macro Dovetail Type Electrode Holder  
 
Model Weight

Price

200-50AT (top plate) 8 Lbs.
Call
200-50AB (bottom plate) 8 Lbs.
Call
200-50AC (complete set) 16 Lbs.
Call

Features:

  • Universal Electrode Holder provides hole patterns for mounting heavy electrode load up to 110 Lbs
  • Adapt to any EDM machine
  • Hardened and ground
  • Top plate comes with insulating bakelite plate
Top Plate Bottom Plate
 

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GROMAX Electrode Holder with 3R Reference Element  
 
Features:
  • Can be attached on to 3R chuck
  • Vise mounted on 3R reference element (54x54mm)
Model Length Width Jaw Opening Jaw Height Weight Price
EHV10 315/16" 2 3/16" 11/4" 1" 4 Lbs.
Call
 

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GROMAX Electrode Holder  
 
EH20 with ø20mm shank / EH20S with stainless holder

Tolerance:
  • Parallelism and squareness are with 0.0002"/4"

Features:

  • Can be attached on to 3R mini block and other tooling
  • 1" mini vise can be mounted horizontally or vertically for different needs
Model Length Width Jaw Opening Jaw Height Weight Price
EH20 29/16" 1" 13/16" 13/32" 3 Lbs.
Call
EH20S 29/16" 1" 13/16" 13/32" 3 Lbs.
Call
 

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GROMAX Electrode Holder  
 
EH25 with ø20mm shank / EH20S with stainless holder

 

 Tolerance:
  • Parallelism and squareness are with 0.0002"/4"

Features:

  • Precision vise mounted on a ø20mm shank larger capacity
Model Length Width Jaw Opening Jaw Height Weight Price
EH25 315/16" 17/16" 2" 11/16" 5 Lbs.
Call
EH25S 29/16" 17/16" 2" 11/16" 5 Lbs. Call
| system 3r | orbiting-cut system | magnetic chuck | electrode holder |
| rotating spindle | fixture | rotary table | roto die table | edm fluid & filter |

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