315 Ton Four Column Hydraulic Press for Drone Propeller Blades

Capacity & Structural Design

• Rated Capacity: 315 Tons (≈ 3090 kN)
• Type: Fourpillar compression molding press
• Frame: High rigidity welded steel
• Structural safety factor: ≥ 1.30
• Deflection at full load: ≤ 0.05–0.07 mm

Hydraulic System

• Cylinder type: Doubleacting precision
• Bore: 300–350 mm
• Stroke: 300–600 mm
• Working pressure: 25–30 MPa
• Servo or proportional valve control (preferred for composites)

Compression & Curing Cycle

1. Mold closing (fast approach)
2. Low-pressure fiber seating
3. Controlled compression
4. Heat + dwell for resin curing

• Controlled decompression
• Mold opening

Heated Platen System

• Heating method: Electric / thermal oil
• Temperature range: 120–180°C
• Control accuracy: ±2–3°C
• Multi-zone heating for uniform curing

Working Envelope

• Platen size: 600 × 600 mm
• Optional: 800 × 800 mm
• Daylight: 700–1000 mm
• Column diameter: 100–140 mm

Controls & Automation

• PLC + HMI interface
• Recipe-based cycle programming
• Pressure/temperature/time monitoring
• Data logging (traceability – aerospace standard)
• Safety interlocks

SM 315 HP — Model Specifications

• Nominal Force: 3150 KN
• Maximum Hydraulic Pressure: 25 MPa
• Max Opening Height of the Slider: 1250 mm
• Max Stroke of the Slider: 800 mm
• Effective Bed Size: 1260 × 1160 mm
• Slider Down Speed: 100 mm/s
• Slider Pressing Speed: 7–12 mm/s
• Slider Return Speed: 90 mm/s
• Ejector Cylinder Nominal Force: 300 KN
• Stroke of the Ejection Cylinder: 300 mm