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Dolphin Torque Tools

Navi Mumbai, Maharashtra

Year of Establishment: 2002
IndiaMART Member Since: 2007
Products [12], Trade Offers [6]
Phone: +(91)-(22)-27420282


Products

Our company is strived to deliver quality products all the time.We manufacture boiler tube expanders, condenser tube expanders, hydraulic tube expansion powerpack, hydraulic tube pulling system, tube facing & chamfering machine and impact sockets. We use raw materials of fine grade. Our in-house unit is dedicated to design and development of quality products. We are soon going to be conformed to Import Export Code which will enable us for direct export to the global market as well. Our wide range of products includes:


Boiler Tube Expanders
We provide following series of boiler tube expanders:
  • DA Series (Parallel Expander):
  • This series of product has 3 plain rolls and provides tube size expansion of 7/8" OD to 4.1/2" OD and in tube sheet/drum ½"Thk to 2.5/8"Thk.
  • D141 Series (Bell Mouth):
  • This series has 4 plain rolls and 2 flair rolls. For tube, it provides expansion of 2" OD to 4.1/2" OD and for tube sheet/ drum ½"Thk to 2.5/8"Thk.
  • DAF1 Series (Bell Mouth):
  • It has 3 plain rolls and 1 flair roll. For tube, it provides expansion of size 7/8" OD to 4.1/2" OD and for tube sheet/ drum ½"Thk to 2.5/8"Thk.
  • DSB Series:
  • This series of boiler tube expander is used for juice heater, evaporator and pan. It provides expansion for tube size 1.1/2" OD to 4.1/2" OD.
  • DAF3 Series (Bell Mouth):
  • It consists of 3 plain rolls and 3 flair rolls. It provides for tube size of 7/8" OD to 4.1/2" OD and for tube sheet/ drum ½"Thk to 2.5/8"Thk.
  • DCSB Series:
  • It is used for juice heater, evaporator and pan to expand tubes at bottom plate from top side. It provides expansion for Tube Sheet 1.1/2" OD to 4.1/2" OD.



Boiler Tube Expanders



Condenser Tube Expanders
We provide following series of condenser tube expanders:
  • D8012 Series:
  • It is used for tube size1.3/4" to 3" O.D. and roll length 2.1/4". It is used for tube sheet ½" To 4".
  • D 800 Series:
  • This series is used for tube size ½" to 1.1/2" O.D. roll length 1.1/2" and 2.1/4" and for tube sheet ½" To 2.1/4".
  • D 800-5 Series (Five Rollers):
  • It is used for thin tubes of size ½" to 1.1/2" O.D. Roll Length 1.1/2" and 2.1/4" and for tube sheet ½" To 2.1/4".
  • D 1200 Series:
  • It is used for thicker tubes of size ½ To 1.1/2" O.D., roll length 1.1/2" and 2.1/4" and for tube sheet1.½" to 12.3/4".
  • D 1200-5 Series (Five Rollers):
  • It is used for thicker tubes of size ½" To 1.1/2" O.D. and roll length 1.1/2" And 2.1/4" and tube sheet1. ½" To 12.3/4" .
  • D AL Series:
  • It is used for condenser tubes of with flairing mouth of ‘U’ bends. It is used for tube sizes 5/16" To 1.5/8" O.D., roll length 5/8" ¾" and 1" and for depth 5/8" ¾" and 1".
  • D AN Series:
  • It is used for tube size 1/4" to 3/8" O.D., roll length ¾" And 1.1/4" and for tube sheet1.1/4" To 1".



Condenser Tube Expanders



Digital Torque Controller
Our product tube rolling controller is used for uniform tube expansion on constant set torque in heat exchangers, condensers, coolers and boilers. We offer our model TRC 23010 which has rolling motors RM-2N and RM-3N. Control Panel: Control Panel will be common for all drives range from ¼” OD to 2” OD Tubes.

Rolling Motors Details:
MODLE
NIL
RPM
EXPANSION RANGE
WEIGHT
KG
MAX TORQUE
(Kgm)
FULL LOAD CURRENT (Amps)
230 V
110 V
Ferrous MM
Non Ferrous
MM
RM-ON
RM-OL
700
6 TO 12
8 TO 16
2.8
0.36
1.5
RM-IN
RM-1L
550
10 TO 16
13 TO 22
3.8
0.46
3.0
RM-2N
RM-2L
560
16 TO 28
19 TO 34
7.8
1.25
4.0
RM-3N
RM-3L
380
25 TO 45
38 TO 65
11.2
3.0
6.0




Digital Torque Controller



Grooving Tool

For Tube Size 3/8" OD to 4.1/2".
OD Tubes For Cutting one or more grooves in tube sheet bore.
Changing of pilot nose and cutter allows one tool to cover range of hole diameters.


Grooving Tool



Hydraulic Tube Expansion Powerpack
We provide hydraulic tube expansion system which has some salient features like:

  • Silent noise free compare to electric & pneumatic systems
  • Compact drive, easy to use in boiler drums with less manual labour
  • Reduction in expansion time
  • Wide range to expand from ½”od to 4”od tubes
  • Uniform expansion for all tubes
  • Control voltage is 24 volts
  • Common Powerpack for all drives

 Specifications Of Hydraulic Expansion Powerpack:

Specification DHEP - 500
Oil tank capacity 50 Ltrs
Electric motor 5HP – 3Phase
Power voltage 440 Volts
Control voltage 24 Volts
Hoses ½” X 10 Mtrs
Control cable 10 Mtrs

Specifications Of Drives:


Drive model Sq. Socket (inch) Steel tube (od) RPM Weight
DHD – 3 3/8” ½” TO 1” 9
DHD – 4 3/8” ¾” TO 1.1/2” 480 9.7
DHD – 5 ½” & ¾” 1.1/2” TO 3” 84 11
DHD – 6 ¾” & 1” 2” TO 4” 62 16



Hydraulic Tube Expansion Powerpack



Hydraulic Tube Pulling System
Some striking features of our product hydraulic tube pulling system are as follows:

  • Automatic high speed cycling at high power
  • Continuous Tube Pulling upto 3” OD and stub Pulling upto 4” OD
  • Interchangageability of Pulling Guns with same Powerpack
  • Low maintenance & Long life
  • Save Time and Labour over conventional System
  • Tube Pulling with one operator
  • Operating control voltage 24 volts DC
  • Manual (Slow Start) feature to reduce breaking of tubes and consumables.

Details Of Hydraulic Powerpack:

Specification HPS -50
Oil tank capacity 90 Ltrs
Net weight (kgs) without oil 210
Size (mm) 980L X 640W X 1150H
Electric motor 5 HP- 3PHASE
Mains voltage 440 Volts
Control voltage 24 Volts

Details Of Tube Pulling Guns:


Specification Pulling gun models    
  HPS –15 HPS – 30 HPS - 45
Pulling capacity 15 Ton at 350bar 30 Ton at 350 bar 45 Ton at 350 bar
Pulling speed (free) 4.5 Mtrs /min 3.5 Mtrs/min 1.8 Mtrs/min
Range (continuous) 3/8” to 1” OD Tubes 3/8” to 1.1/2” OD Tubes 1” to 3” OD Tubes
Pulling stroke 150/min 150/min 150/min
Weight 28 Kgs 45 Kgs 60 Kgs



Hydraulic Tube Pulling System



Impact Sockets
Our Impact sockets are widely used in bolting applications. These are considered as the business end for such applications, therefore these must be of proven quality and durability. We provide optimum quality of such sockets to our clients.


Impact Sockets



Long Reach Tube Expander
It is used for juice heater, evaporator and pan to expand tubes at bottom plate from top side. It provides expansion for Tube Sheet 1.1/2” OD to 4.1/2” OD.


Long Reach Tube Expander



Manual Tube Pullers
Our product manual tube pullers are designed for extracting tubes from the tube sheet manually. These can be customized as per the requirement of our clients in different industries. In order to check their quality, we subject our products to stringent quality tests.


Manual Tube Pullers



Torque Multipliers
We provide torque multipliers with smooth continuous torque. These come with features like low noise, low vibration and high accuracy. These find applications in bolting and non-bolting functions like valve actuation and others.


Torque Multipliers



Torque Wrench
Some striking features of our product hydraulic tube pulling system are as follows:
  • Automatic high speed cycling at high power
  • Continuous Tube Pulling upto 3” OD and stub Pulling upto 4” OD
  • Interchangageability of Pulling Guns with same Powerpack
  • Low maintenance & Long life
  • Save Time and Labour over conventional System
  • Tube Pulling with one operator
  • Operating control voltage 24 volts DC
  • Manual (Slow Start) feature to reduce breaking of tubes and consumables.

Details Of Hydraulic Powerpack:

Specification HPS -50
Oil tank capacity 90 Ltrs
Net weight (kgs) without oil 210
Size (mm) 980L X 640W X 1150H
Electric motor 5 HP- 3PHASE
Mains voltage 440 Volts
Control voltage 24 Volts

Details Of Tube Pulling Guns:


Specification Pulling gun models    
  HPS –15 HPS – 30 HPS - 45
Pulling capacity 15 Ton at 350bar 30 Ton at 350 bar 45 Ton at 350 bar
Pulling speed (free) 4.5 Mtrs /min 3.5 Mtrs/min 1.8 Mtrs/min
Range (continuous) 3/8” to 1” OD Tubes 3/8” to 1.1/2” OD Tubes 1” to 3” OD Tubes
Pulling stroke 150/min 150/min 150/min
Weight 28 Kgs 45 Kgs 60 Kgs




Torque Wrench



Tube Facing & Champering Machine
Our facing machine is portable and designed to self-align and mount on tubes for speedy operation of tube end facing and chamfering. It is used for tube size 1.1/2” OD to 3.1/2” OD. tube end facing machine is suitable for use in boiler drums with choice of electric & hydraulic drives.


Tube Facing & Champering Machine





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