Laboratory

Press Leaders

Carver Bench Top Standard Heated Presses: 7.5, 12, 25 and 30 Ton Capacity

Model 4389 Bench Top Laboratory Manual Press with Electrically Heated Platens

Model 4389 bench top, heated lab presses.

(Model MH) Twenty-five ton, manual, two-column hydraulic lab press with digital heated platens. Daylight opening adjustable to 12". Easy-to-read dual scale analog gauge, reading in pounds force and metric tons. Electrically heated platens for temperatures up to 650 deg F (343 C upon request) with digital controller per platen. (picture shown with analog gauge)

Specifications of the Bench Top Manual Heated Model MH (4389) Press:

  • Manually operated
  • Clamping force 25 tons
  • Daylight opening 0" – 12" (Factory set at 6-1/2”)
  • Stroke 6-1/2”
  • Two (2) fully threaded columns
  • Heated platen package, including:
    • Two (2) 9”x 9” electrically heated steel platens
    • 700 watts per platen
    • Temperature range up to 650 deg F
    • One (1) digital temperature controller per platen
  • 0-50,000 lb Analog pressure gauge, reading in 500 lb increments (digital gauge also available)
  • 230/1 supply voltage
  • Light gray safety shield
  • Dark gray frame
  • Electrical disconnect (non-fused)
  • Dimensions: 23”L-R x 24”F-B x 42”H (uncrated)
  • Weight: 425 pounds (uncrated)

Available Options:

  • Manual cooling including hoses (catalog #4389.4021)
  • Force Calibration Certificate using equipment traceable to NIST (part# 1525.00001) [each]
  • Temperature Calibration by instruments traceable to NIST (part# 1525.00003) [per digital controller]
  • 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)
  • 25 ton hydraulic unit repair kit (catalog #3730)
  • Carver Special Hydraulic Fluid (Oil) (part #2170)
  • Two gauge manifold (catalog #2096CE)
  • Additional gauge choice for two gauge manifold (each)
    • 0 - 1,000 Lb. gauge, 450 Kg, 10 lb increments (catalog #381176A)
    • 0 - 5,000 Lb. gauge, 2250 Kg, 50 lb increments (catalog #381006)
    • 0 - 10,000 Lb. gauge, 4500 Kg, 100 lb increments (catalog #381007)
  • Digital Gauge (catalog# 6306.BN33 100 lb or 6306.BN32 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 50,000 pound gauge
    • Approx. accuracy: +/- 1% of reading between 1,000 lbs. & 50,000 lbs. force