3970 Unheated Press
3970 Unheated Press

Carver Bench Top Standard Unheated Presses

12, 25 and 30 Ton Capacity

Model 3970 Bench Top Laboratory Manual Press

(Model 30-12) Thirty ton, manual, four-column, hydraulic press. Has two-speed pump, first stage for rapid closing and second for pressing mode. Fully guided moving platen assures parallelism over 12″ x 12″ surface. Daylight opening is adjustable up to 17″. Easy-to-read dual scale analog gauge, reading in pounds force and metric tons. (picture shown with analog gauge)

Bench Top Manually Unheated Model 3970 Model Press:

  • Manually operated
  • Clamping force 30 tons
  • Daylight opening 1″ – 17″ (Factory set at 4-1/2”)
  • Stroke 6”
  • Four (4) fully threaded columns
  • 12” x 12” work area
  • 0-60,000 lb Analog pressure gauge, reading in 500 lb increments (digital gauge also available)
  • Light gray safety shield
  • Dark gray frame
  • Dimensions: 24”L-R x 27”F-B x 46”H (uncrated)
  • Weight: 625 pounds (uncrated)
  • Force Calibration Certificate using equipment traceable to NIST (part #1525.00001) [each]
  • Floor stand 19″L-R x 19″F-B x 30″H Wt 125# (catalog #223171D)
  • Floor stand 36″L-R x 26″F-B x 30″H W/6″ Casters Wt 260# (catalog #223215C)
  • Set of two (2) 12″ x 12″ Hardened Steel Plates (catalog #5151) (recommended if solid smooth surface presses)
  • 30 ton pump and reservoir kit (catalog #3789)
  • Carver Special Hydraulic Fluid (Oil) (part #2170)
  • Two gauge manifold (catalog #2096CE)
  • Additional gauge choice for two gauge manifold (each)
    • 0 – 5,000 Lb. gauge, 2250 Kg, 50 lb increments (catalog #381225)
    • 0 – 10,000 Lb. gauge, 4500 Kg, 100 lb increments (catalog #381201)
  • Digital Gauge (catalog# 6306.BN43 100 lb or 6306.BN42 10 lb)
    • Easy read LCD Round Gauge Face
    • Stem Mounted for Manual Presses only
    • Battery powered
    • Peak-hold capability
    • Readings generate in 100 or 10 pound increments on 60,000 pound gauge
    • Approx. accuracy: +/- 1% of reading between 1,000 lbs. & 60,000 lbs. force