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High advanced stability & consistency!
SJR SERIES

Vertical Hybrid injection molding machine, a lower mold stationary type with a rotary shuttle table (Down Stroking Clamp type)
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This SJR series is based on the VSR machine (hydraulic) series which had actual performance for long years.
Injection unit is changed to electric power, while the clamp unit is hydraulic power driven by servo-motor pump.

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Feature:
  1. By the electric injection, injection speed control is especially improved.
  2. Adopting new developed servo motor driven by hydraulic unit, for the clamp unit, saving energy, low noise operation and smooth speed are obtained.
  3. The table size is large enough to accommodate the mold and automatic units.
  4. It is easy to combine robot with inserting parts supplying unit to organize automatic molding system.
  5. "Digital input touch panel controller" is employed.
  6. By hydraulic system, the cylinder for mold case can be used.
  7. The molding machine, the mold and automatic unit is combined and supplied as a system under "Turn Key" basis.
  8. It is flexible for you to select the Injection unit and Clamping unit are available as bellows.
  9. Other models are available such as followings as option;
    1. 3 or 4 lower mold halves molds with one -way rotary table.
    2. Multiple mold clamp unit with opening/closing, on the one-way rotary table.
Please see the specification as follows:
Type SJR3-20E-
40-P
SJR3-30E-
40-P
SJR3-50E-
40-P
SJR3-85E-
60-P
SJR3-125E-
90-P
SJR3-185E-
150-P
SJR3-260E-
240-P
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Injection Type @ EIN-1 EIN-2 EIN-3 EIN-4 EIN-5 EIN-6 EIN-6A
Injection
Capacity
‡t 20 30 40 50 75 85 110 125 155 185 235 260
Screw
diameter
mm 18 22 26 26 32 32 36 36 40 40 45 45
Injection
pressure
Mpa 200 200 150 200 150 200 150 200 150 200 155 155
Injection
rate
cc/sec 76 114 159 159 241 241 305 254 313 251 318 318
Plate
mode no.
@ (RDP-3A) RDP-3A RDP-4 RDP-5 RDP-6 RDP-7
Nominal
pressure
@ 40 40 60 90 150 240
Clamping
force
kN 411 411 619 949 1565 2405
Length:
left-right
mm 315 315 365 415 465 570
Length:
front-back
mm 265 265 315 365 415 520
Diameter of
table
mm 880 880 1034 1200 1370 1730
Laden weight kg 90*2 90*2 175*2 250*2 350*2 550*2
Mold
closing stroke
mm 300 300 300 300 300 300
Min mold
thickness
mm 150 150 200 200 250 250
Delight mm 450 450 500 500 550 550

‚r‚i‚q Series Combination List of "Injection unit and "Clamping unit"
@ Injection type EIN-1 EIN-2 EIN-3 EIN-4 EIN-5 EIN-6 EIN-6A Remarks

sFOur standard type
FCompatibility level--Best
›FCompatibility level--Better
’FCompatibility level--Worse
~FCompatibility level--Worst
Mold Plate Clamping
force
Injection capacity
Mold size
20cc 30cc 50cc 85cc 125cc 185cc 260cc
RDP-3A(880) 400 315*265 s s s ’ ~ ~ ~
RDP-4(1034) 600 365*315 › › › s ’ ~ ~
RDP-5(1200) 900 415*365 › › › › s ’ ’
RDP-6(1370) 1500 465*415 ’ ’ ’ › › s ›
RDP-7(1730) 2400 570*520 ’ ’ ’ ’ ’ › s

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