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426/480/500 Series Oil Press

426/480/500 Series Oil Press

Notice: The frame is made of integrated molded steel plate cutting, with higher yield strength and stronger pressure bearing capacity

Series Overview

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Need cold-press pricing, capacity planning, or turnkey support?

Purchase Decision Snapshot

  • Recommended for: Medium and large plants handling multiple cold-press materials.
  • Recommended process: Cold pressing after crushing, with optional low-temperature drying before pressing.
  • Material focus: Walnut, sea buckthorn, perilla seed, coconut, tea seed, hemp seed, flaxseed, almond, pine nut, pumpkin seed, waste clay, and activated carbon decolorizer.
  • Process route: Screening -> cleaning -> optional low-temperature drying -> high-speed crushing -> direct barrel pressing -> filtration.
  • Quote usually includes: Machine model, barrel size, crushing suggestion, packing, delivery time, and remote after-sales support.

Factory Quote & After-Sales

Product Parameters

426 Model Hydraulic Oil Press —— Consolidated Parameter Table

Instructions

  • Total Pressing Force: 500 tons
  • Stroke 850 mm → Minimum single pressing amount: 5 kg
  • Stroke 700 mm → Minimum single pressing amount: 40 kg
  • System pressure uniformly marked as 60 MPa
  • Equipment weight uses original range, in tons (t)

426AC —— Single Barrel Type

Barrel Diameter (mm)Height (mm)Volume (L)Stroke (mm)Minimum Single Pressing Amount (kg)Main Dimensions W×L×H (mm)System Pressure (MPa)Cake Surface Pressure (MPa/cm²)Equipment Weight (t)
300800578505720×1050×245060712.1–2.2
390800968505800×1100×245060422.1–2.2
4808001458505900×1300×245060282.1–2.2
56080019785051000×1400×245060202.2–2.3
63080024985051100×1600×245060162.2–2.3
3008005770040720×1050×245060712.1–2.2
3908009670040800×1100×245060422.1–2.2
48080014570040900×1300×245060282.1–2.2
560800197700401000×1400×245060202.2–2.3
630800249700401100×1600×245060162.2–2.3

426BC —— Dual Barrel Type (Two identical barrels, total volume = single barrel × 2)

Barrel Diameter (mm)Height (mm)Total Volume (L)Stroke (mm)Minimum Single Pressing Amount (kg)Main Dimensions W×L×H (mm)System Pressure (MPa)Cake Surface Pressure (MPa/cm²)Equipment Weight (t)
3008001148505720×1100×245060712.5–2.6
3908001928505800×1150×245060422.5–2.6
4808002908505900×1350×245060282.5–2.6
56080039485051000×1450×245060202.5–2.6
63080049885051100×1650×245060162.5–2.6
30080011470040720×1100×245060712.5–2.6
39080019270040800×1150×245060422.5–2.6
48080029070040900×1350×245060282.5–2.6
560800394700401000×1450×245060202.5–2.6
630800498700401100×1650×245060162.5–2.6

Pressing Barrel Selection Guide:

  • Standard barrel specifications:
    • Diameter: 390mm
    • Length: 800mm
    • Volume: 95.6 liters (can hold about 100kg of crushed material, continuously compacted)
    • Can press all oil materials
  • 300mm diameter is recommended as sesame-specific barrel
    • Suitable for sesame and other small particle oil materials

    • Verify small-particle loading, drainage, complete cycle time and cake residual oil by trial.

    • Volume: 56 liters

  • 480mm /560mm /630mm diameter is recommended for oil materials requiring long pressing time
    • Suitable for oil materials requiring long pressing time

    • Confirm load, pressure-holding time and the complete cycle with the selected barrel.

    • Volume: 144/197/249 liters

  • Optional 2100 mm length dual barrel model available, mainstream model is 1200 mm length single barrel model
    • Pressing Barrel Selection Guide

426 Material Route: Match Barrel Diameter to the Material

The published 426 configurations provide several barrel diameters and single- or dual-barrel options. Use that flexibility to match bulk density, loading behavior, drainage and cycle time; do not assume one barrel fits every material or that a larger diameter guarantees more recovered oil.

Cold-press examples

  • Perilla seed: clean, stabilize moisture, crush with controlled heat and press directly.
  • Hemp seed: verify seed cleaning, storage condition, particle size and oxidation control.
  • Almond: record kernel grade, moisture and crushing uniformity before the same-lot trial.
  • Pumpkin seed: state hull condition and agree how net filtered oil and cake residual oil will be measured.

Perilla seed preparation for direct cold pressing

Pumpkin seed preparation for direct cold pressing

Changeover and acceptance

For a multi-material line, the quotation should define barrel choice, cleaning access, cross-contact controls, crusher screen changes, filtration consumables and storage segregation. Run repeatable trials for each material family instead of transferring results from walnut, sesame or another seed.

Industrial configuration

Spent bleaching clay and activated-carbon decolorizer must be assessed as industrial feed. Require SDS review, closed liquid collection, explosion and exposure controls where applicable, and a written waste-handling boundary.

Delivery and After-sales Scope

Before Shipment

  • Confirm the machine configuration, voltage, accessories and packing list in the quotation.
  • Request the final drawing, operating manual and available test records for the supplied model.
  • Agree on installation, commissioning and operator-guidance responsibilities before the order is released.

Installation and Operation

  • Follow the supplied manual for hydraulic oil filling, electrical checks, rotation checks and the first no-load movement.
  • Record the agreed acceptance material, batch load, cycle conditions and observable oil/cake results during commissioning.
  • Remote guidance or on-site service, where required, is quoted according to the destination and project scope.

Spare Parts and Technical Questions

  • Identify replacement parts by machine model, drawing reference and component photo.
  • Confirm price, availability and delivery time for each spare-parts request.
  • Submit operating data, pressure readings, photos or video through the contact page for diagnosis.

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