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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>Rotating Spindle

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

Rotating Spindle

3R
3R-1.6S 3R Rotating Spindle
1.321HS
3R Hi-Speed Rotating Spindle Complete Set

Rotobore
ROS Rotobore Submersible Rotating Spindle for Wire EDM
RO
Rotobore Rotating Spindle System for EDM

Hirschmann
H20.2/H25/H50.41/H25.10 HIRSCHMANN Rotating Spindle

GROMAX
RS200 GROMAX Rotating Spindle (Precision Keyless Tubing Chuck)
RTL-300/300A EDM Small Hole Rotor Spindle & High-Pressure Pump

HARIG
E-5/E-20 HARIG EDM Roto-Spindle

 

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3R Rotating Spindle  
 
Electrically-driven rotating spindle for electrode on mini holders.
 


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Model Price
3R-1.6S $10,825.00
 

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3R Hi-Speed Rotating Spindle Complete Set  
 


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Model Wt. Price (per set)
1.321HS 6 Lbs. $8,405.00
 

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Rotobore Submersible Rotating Spindle for Wire EDM  
 
 

 



 
Model: ROS
Price:  $6,700.00

Exact part alignment within .0001" over 4" through the CTC
Adaptable to any wire EDM machine or tooling system

Features:

  • Able to rotate a part respectively to the wire for wire EDMing both simple and complex contours in the face or O.D. of a part
  • Complete rotating spindle system for any wire EDM machine & completely sealed for submersible application
  • Class 7 bearings provide extremely tight tolerances
  • Accurate alignment & centering are provided by a unique built-in centering and tilting system, Centri-Tilt™
 

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Rotobore Rotating Spindle System for EDM  
 

 

Model: RO
Price:  $3,925.00

Features:

  • Reduced EDM time up to 50% 
  • Uniform electrode wear
  • One year limited warranty

  • Pressure or suction flushing capabilities

  • Exact electrode alignment (.0001 per 4") by a 2 way tilting and centering adjustment of built-in centri-tilt

  • Mounts to any vertical ram or Wire EDM machine and any tooling system

  • Drive unit has a closed loop speed control system for high H.P. at low speeds
Specifications:
Spindle accuracy .0001" or less
Speed range 1 to 500 RPM
Max. current 35 Amp.
Max. flush 75 PSI
Standard Accessories:
  • Drive unit
  • Spindle
  • Centri-tilt holder
  • Choice of one drive cable
    (36" or 52")
  • Choice of one electrode holder (1/2", 5/8", 3/4", 1" or 20mm)

Optional Accessories:
RO.R20 Collet holder shank
(available in 1/2", 5/8", 3/4", 1" and 20mm)
$205.00  
RBC-1001 Collet set #1 (25 collets: 1/8"~1/2") $729.00  
RBC-1002 Collet set #2 (8 collets: 1/8"~15/64") $302.00  
RBC-1003 Collet set #3 (17 collets: 1/4"~1/2") $438.00  
RBC-1004 Collet set #4 (19 collets: 13/64"~1/2") $513.00  
R30-1056 Individual collet (1/8"~11/64") $38.00/ea.  
R30-1062 Individual collet (3/16"~7/32") $28.50/ea.  
R30-1064 Individual collet (15/64"~1/2") $28.50/ea.  
 
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Precision Keyless Tubing Chucks
1. Chuck with bottom tightening seals
0~.250" chuck capacity
R20-2760 3/4" shank $600.00
R20-2780 1" shank $600.00
R20-2795 20mm shank $600.00
 
0~.200" chuck capacity
R20-2260 3/4" shank $550.00
R20-2280 1" shank $550.00
R20-2295 20mm shank $550.00
 
0~.125" chuck capacity
R20-2255 3/4" shank $525.00
R20-2275 1" shank $525.00
R20-2290 20mm shank $525.00

2. Chuck with top tightening seals
0~.200" chuck capacity
R20-2064 5/8" shank $500.00
R20-2035 3/4" shank $500.00
R20-2068 1" shank $500.00
R20-2025 20mm shank $500.00
 
0~.125" chuck capacity
R20-2060 5/8" shank $475.00
R20-2030 3/4" shank $475.00
R20-2066 1" shank $475.00
R20-2020 20mm shank $475.00

3. Chuck with bottom tightening seals
0~.200" chuck capacity
R20-2215 1/2" shank $550.00
R20-2240 5/8" shank $550.00
 
0~.125" chuck capacity
R20-2210 1/2" shank $525.00
R20-2235 5/8" shank $525.00
 
Capacity 4. Hirschmann
w/ H5.49A
5. 3R
w/ 3R651.7E
5. 3R
w/ 3R651E-LS
6. Erowa
w/ corner posts and plates
7. Megatool
w/ Megatool GPS70 aluminum pallet
.125" $750.00 $770.00 $810.00 $800.00 $800.00
.200" $775.00 $795.00 $835.00 $825.00 $825.00
.250" $825.00 $845.00 $885.00 $875.00 $875.00
 

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HIRSCHMANN Rotating Spindle  
 

 H25

Click for larger view.
Specifications:
Model H25 H25.10
Clamping range 0.5~10mm (0.02~0.39") 0~3mm (0~0.12")
Radial runout 0.02mm (0.0008")
plus collet error
< 0.05mm (0.002")
Speed range 20~1500 rpm 20~1500 rpm
Permissible electrode wt. 0.5kg (1.1 Lbs.) 0.1kg (0.22 Lbs.)
Permissible working current 5A 5A
Weight 3.2kg (7 Lbs.) 1.8kg (4 Lbs.)
Price $5,150.00 $6,300.00
 
H20.2
Control Unit
For rotating drives & spindle $1,440.00
H50.41
Collet ER/ESX16
Clamping range 0.02~0.39" infinitely variable in 1mm (0.04") increments $50.00/each

H25.10

Click for larger view.
 

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GROMAX Rotating Spindle  
 


Click for larger view.
 
Model: RS200
Price: $3,200.00
completed with control unit & collet chuck set

Features: 

  • Rotating spindles designed for small hole operation with tubular electrodes
  • Side flush hole design allow to flush through the electrodes
  • Higher metal removal rate for deep hole operations (flushing + rotating = less machining time)
  • Reduce electrode wear & improve finish with straighter hole.


15-pc collet set
(1~16mm)

Specifications:
Wt. of spindle 9 Lbs.
Wt. of controller 3 Lbs.
Wt. of collet set 4 Lbs.
Speed range 0-250 RPM
Control Unit 110VAC
Collet set 15pcs (1~16mm)
 

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GROMAX Rotating Spindle  

More than 10 times faster with RTL-300 controller!

Applications:

  • For making "gas-escape" holes for all kinds of molds or dies
  • Wire-Cut starting hole processing
  • Equipped with C.P. Box to raise efficiency for cutting hardened metal

Working Head

RTL-300


Specifications: (RTL-300)
Dimensions (WxDxH) 7.6"x9.5"x15"
Weight 11 Lbs.
Workhead travel 5.5"
Dia. of electrode  ø0.031"~ø0.118"
Electrode guide ø0.031"~ø0.118"
Power of controller AC110V/220V 100W

High-Pressure Pump

RTL-300A

Specifications: (RTL-300A)
Dimensions (WxDxH) 9"x14"x12"
Weight 35.2 Lbs.
Air pressure (input) 4~8kg/cm2
Oil pressure (output)  20~120kg/cm2
Power voltage AC110V 0.1A
RTL-300 Rotary Spindle $3,800.00
RTL-300A High-Pressure $2,400.00
RTL-300PK Package
(RTL-300+300A)
CALL

Standard Accessories:

  • Electrode guide: ø0.04" 1 set
  • Polarity cable: 1 pc


Sample

 

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HARIG EDM Roto-Spindle  
 
1/15 Horsepower
Weight: 9 Lbs.


Chuck with 1/2" shank
Features:
  • Precise quick set-up
  • Speeds hole-making up to 50% faster while improving accuracy & reducing electrode wear
  • Variable speed motor operates on 110V from 10~260rpm
  • Current through spindle 10amp max.
  • Spindle Accuracy 0.0001"
  • Two Models:
    E-5-uses ER-20 or RD-20 collets up to 1/2"
    E-20-holds 20mm holder

Model Price
E-5 $1,260.00
E-20 $1,300.00
Optional Accessories:
170-70 ER20 or RD20 collet set of 12 $360.00  
155-100 Flush-chuck for E-5 with 1/2" shank $400.00  
160-100 Flush-chuck for E-20 with 20mm shank
using "ROHM" chuck (capacity 0~1/8")
$420.00  
 
| system 3r | orbiting-cut system | magnetic chuck | electrode holder |
| rotating spindle | fixture | rotary table | roto die table | edm fluid & filter |

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