GROMAX HOME
Please visit our new Website: (online purchasing available) 

 
 

COMPANY INFO | MAP
E-MAIL US | TRADE SHOWS
CREDIT APPLICATION
CAREERS

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

 

TOP

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


Click for larger view.

Model Price
3R-1.6S Click for Price/Shop Online
 

TOP

3R Hi-Speed Rotating Spindle Complete Set  
 


Click for larger view.

Model Wt. Price (per set)
1.321HS 6 Lbs. Click for Price/Shop Online
 

TOP

Rotobore Submersible Rotating Spindle for Wire EDM  
 
 

 



 
Model: ROS
Price: 
Discontinued

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
 

TOP

Rotobore Rotating Spindle System for EDM  
 

 

Model: RO
Price: 
Discontinued

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)
Discontinued
 
RBC-1001 Collet set #1 (25 collets: 1/8"~1/2")
Discontinued
 
RBC-1002 Collet set #2 (8 collets: 1/8"~15/64")
Discontinued
 
RBC-1003 Collet set #3 (17 collets: 1/4"~1/2")
Discontinued
 
RBC-1004 Collet set #4 (19 collets: 13/64"~1/2")
Discontinued
 
R30-1056 Individual collet (1/8"~11/64")
Discontinued
 
R30-1062 Individual collet (3/16"~7/32")
Discontinued
 
R30-1064 Individual collet (15/64"~1/2")
Discontinued
 
 
TOP
Precision Keyless Tubing Chucks
1. Chuck with bottom tightening seals
0~.250" chuck capacity
R20-2760 3/4" shank Discontinued
R20-2780 1" shank Discontinued
R20-2795 20mm shank Discontinued
 
0~.200" chuck capacity
R20-2260 3/4" shank Discontinued
R20-2280 1" shank Discontinued
R20-2295 20mm shank Discontinued
 
0~.125" chuck capacity
R20-2255 3/4" shank Discontinued
R20-2275 1" shank Discontinued
R20-2290 20mm shank Discontinued

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

3. Chuck with bottom tightening seals
0~.200" chuck capacity
R20-2215 1/2" shank Discontinued
R20-2240 5/8" shank Discontinued
 
0~.125" chuck capacity
R20-2210 1/2" shank Discontinued
R20-2235 5/8" shank Discontinued
 
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" $Call $Call $Call $Call $Call
.200" $Call $Call $Call $Call $Call
.250" $Call $Call $Call $Call $Call
 

TOP

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 Call for Pricing Call for Pricing
 
H20.2
Control Unit
For rotating drives & spindle Call for Pricing
H50.41
Collet ER/ESX16
Clamping range 0.02~0.39" infinitely variable in 1mm (0.04") increments Call for Pricing

H25.10

Click for larger view.
 

TOP

GROMAX Rotating Spindle  
 


Click for larger view.
 
Model: RS200
Price:
Discontinued
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)
 

TOP

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  0.031"~0.118"
Electrode guide 0.031"~0.118"
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 Discontinued
RTL-300A High-Pressure Discontinued
RTL-300PK Package
(RTL-300+300A)
Discontinued

Standard Accessories:

  • Electrode guide: 0.04" 1 set
  • Polarity cable: 1 pc


Sample

 

TOP

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

TOP