01 — Press System
400T Four Column Hydraulic Press Machine
his 400-ton press from Sinter Hydraulics India offers high-performance composite molding for FRP anti-glare highway panels, providing a durable and lightweight alternative for modern traffic safety infrastructure. It ensures precise, large-scale production with consistent structural quality, excellent weather resistance, and cost-effective manufacturing efficiency.
Use Case
The 400-ton four-pillar hydraulic press provides precision compression molding of FRP anti-glare panels used along highway medians, road dividers, and bridge infrastructure to eliminate night-time headlight glare. It ensures controlled pressure and uniform thermoset curing across large modular surface areas to yield weather-resistant, high-strength structural composite panels.
- Core Applications: High-precision compression molding of weather-resistant FRP anti-glare panels for highway median safety and traffic infrastructure.
- Material: E-glass mat/rovings with polyester or vinyl ester resins, calcium carbonate fillers, UV stabilizers, and weather-resistant pigments.
- Products Processed: Ribbed structural highway median panels, light-diffusing perforated anti-dazzle boards, and modular road divider panels.
- Why 400 Ton Hydraulic Press: Delivers uniform pressure across large surface areas for superior fiber wet-out, excellent dimensional stability, and precise thermoset curing.
02 — Technical Specifications
SM 400 HP – HYDRAULIC PRESS MACHINE COMPLETE TECHNICAL DATA
SM 400 HP – Hydraulic Press Machine delivers high-performance composite molding with precise control for FRP anti-glare panel production. It ensures consistent quality, durability, and efficient large-scale manufacturing for infrastructure applications.
Capacity & Structure
- Rated Capacity: 400 Tons (≈ 3920 kN)
- Press Type: Fourpillar hydraulic compression press
- Frame: Heavy-duty welded steel, stressrelieved
- Structural safety factor: ≥ 1.30–1.35
- Deflection at full load: ≤ 0.06–0.08 mm
Hydraulic System
- Cylinder: Doubleacting
- Bore: 350–420 mm
- Stroke: 500–800 mm
- Working pressure: 28–32 MPa
- Control: Proportional / servo hydraulic system
Press Cycle
- Mold closing (fast approach)
- Precompression (fiber settling)
- Full compression (panel shaping)
- Heat + dwell curing stage
- Controlled decompression
- Mold opening
Heated Platen System
- Heating type: Electric heaters / thermal oil
- Temperature range: 120–160°C (FRP curing)
- Uniformity: ±3–5°C
- Multizone heating control
Working Envelope
- Platen size: 1200 × 800 mm
- Optional: 1500 × 1000 mm (long panels)
- Daylight: 1000–1400 mm
- Column diameter: 140–170 mm
Controls & Automation
- PLC + HMI (recipe-based control)
- Pressure/time/temperature curve control
- Data logging for infrastructure compliance
- Safety PLC, light curtains, interlocks
SM 400 HP — Model Specifications
- Nominal Force: 4000 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: 5–11 mm/s
- Slider Return Speed: 100 mm/s
- Ejector Cylinder Nominal Force: 400 KN
- Stroke of the Ejection Cylinder: 300 mm
03 — Die / Mold System
Precision FRP AntiGlare Panels Die Mold Engineering
Precision FRP AntiGlare Panels Die Mold Engineering ensures accurate panel shaping, uniform thickness, and optimal light-diffusing design. It delivers consistent quality, high durability, and reliable performance for infrastructure applications.
Technical Specifications
Mold Type
- Compression mold
- Heated thermoset mold
Mold Materials
- Tool steel (H13 / P20 / CrMo alloy)
- Hardened surface for wear resistance
- Optional aluminum inserts for heat efficiency
Mold Construction
- Upper compression plate
- Lower cavity plate (panel profile)
- Guide pillars for alignment
- Ejection system (hydraulic/pin)
Heating System
- Internal heating channels
- Thermal oil or electric cartridge heaters
- Multi-zone temperature control
Venting System
- Air release channels
- Resin gas evacuation slots
- Prevents voids and bubbles
Surface Finish
- Matte texture (anti-reflective surface)
- Smooth inner structure
- UV-resistant coating compatibility
Mold Life: 200,000 – 400,000 cycles
Precision FRP AntiGlare Panels Die Mold
04 — Product Application
Where FRP Anti-Glare Panels Are Used
FRP anti-glare panels are widely used in highways, roads, and infrastructure projects to reduce headlight glare and improve driving safety. They provide durable, weather-resistant solutions for better visibility and traffic control.
Industry Applications
Highway & Road Infrastructure
In highway and road infrastructure, FRP anti-glare panels are used on medians, divider barriers, expressways, and flyovers to enhance road safety. They effectively reduce headlight glare, improving visibility and driver comfort.
Urban Infrastructure
In urban infrastructure, FRP anti-glare panels are used in smart city road systems, traffic dividers, and pedestrian safety barriers to enhance visibility and safety. They provide durable, weather-resistant solutions for effective traffic management and glare reduction.
Bridges & Elevated Roads
In bridges and elevated roads, FRP anti-glare panels are used as anti-dazzle systems on highways and bridges. They help control light glare, improving driver visibility and safety in elevated transport corridors.
Sustainable Infrastructure
In sustainable infrastructure, FRP anti-glare panels are used as eco-friendly alternatives to metal sheets, offering durability and corrosion resistance. They provide low-maintenance, long-lasting solutions for traffic safety and environmental efficiency.
| Industry | Scenario |
|---|---|
| Highways | Median glare blocking panels |
| Urban Roads | Divider safety systems |
| Infrastructure | Bridge glare control |
| Smart Cities | Intelligent transport systems |
| Public Safety | Night driving safety improvement |
Finished Product Gallery
05 — Key Advantages
Why Choose the 400-Ton Sinter Hydraulic Press
It delivers precise compression and uniform molding for high-strength, durable FRP panels. Designed for infrastructure use, it ensures consistent quality, weather resistance, and efficient large-scale production.
Uniform FRP curing
Ensures even heat and pressure distribution for consistent curing of FRP panels. It enhances structural strength, surface finish, and long-term durability.
High repeatability
Ensures consistent product quality across every production cycle with precise control. It enhances efficiency and reliability in large-scale FRP panel manufacturing.
Corrosion resistant
FRP panels produced using the 400-Ton press offer excellent resistance to rust and chemical damage. This ensures long-lasting performance and minimal maintenance in outdoor and harsh environments.
UV stable and weatherproof
FRP panels provide excellent resistance to UV exposure and harsh weather conditions. They ensure long-lasting performance with minimal degradation in outdoor environments.
Reduces road accidents (night glare)
FRP anti-glare panels effectively block headlight glare from oncoming traffic at night. They enhance driver visibility and significantly improve road safety.
Long service life (15–25 years)
FRP anti-glare panels offer extended durability with a lifespan of 15–25 years. They ensure reliable performance with minimal maintenance in demanding outdoor conditions.