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JH21B C Type Single Crank Press with Eight Faces Slide Guides

JH21B crank type press machine is the improved model of JH21 C frame single crank press. The press machine adopts slide with 8 faces guides instead of the rectangular type ram gibs for higher precision. The tonnage ranges are from 160ton to 400ton.
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  • JH21B

  • WORLD

Eight faces ram guide gibs for c type press

More slide guides with bronze plates provide higher precison for press. More suitable for metal sheet piercing and cutting. High rigidness c type press body welded by high quality steel plates. Other configurations are same as JH21 type.

8 faces ram gibs

eight faces ram gibs


JH21 with JH21B press

JH21 press VS JH21B crank press

High level configurations for the crank press machine

JH21B automatic press machine adopts wet type combined clutch and brake. Transmission gear is welded by forged gear ring with a flange, which is more stronger than standard casting gear. Central lubrication system, ram motorized adjustment system, hydraulic overload protection system are all standard configurations.

ITEMCODEUNITJH21B-160JH21B-200JH21B-250JH21B-315JH21B-400
Nominal CapacityPeKN16002000250031504000
Tonnage Point
mm666.578
Slide Stroke LengthSmm200220220220250
Slide StrokesFixed
spm4545303030
Variable (optional)
spm30-4525-4520-3020-3020-30
Max. Shut HeightH2mm400450500500550
Shut Height Adjustmenttmm100110120120120
Throat DepthC1mm400430450450490
Distance Between Columnsd1mm7369109809801050
Slide Bottom SizeF-Bbmm580650700700750
L-Ramm7008809509501020
Shank Hole SizeDiameterdmm7070707070
DepthImm100100130130130
Table SizeF-BDmm760840880880950
L-RCmm11751390150015401700
ThicknessH3mm165180190190210
Table Hole Diameter¢mm220250270270290
Overall DimensionsF-BAmm23052600266027202850
L-RBmm14201540164016801750
HeightHmm32153800386538654150
Motor Power
KW1518.5223037
Weight (approximate)
kg1360019200232002660031600


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