Skip to main content
+91 92441 40560 sinter.marketing@sintermachines.com
Sinter Machines ↗ Download Catalogue
630T Plastic Water Tank Press press view 1
SMC GRP Water Tank · Hydraulic Press Machine

630-ton Four-Pillar Hydraulic Press for SMC GRP (Glass Fiber Reinforced Plastic) Water Tank Panel

630T Rated Capacity
150 mm/s Slider Down Speed
9–18 mm/s Slider Pressing Speed
200 mm/s Slider Return Speed
630T Plastic Water Tank Press press view 1
630T Plastic Water Tank Press press view 2
630T Plastic Water Tank Press press view 3
630T Plastic Water Tank Press press view 4

01 — Press System

630-ton Four-Pillar Hydraulic Press Machine

his 630-ton press produces strong, hygienic, and leak-proof SMC GRP water tank panels with high manufacturing consistency. Engineered for scalable infrastructure production, it ensures cost-effective, high-volume output of durable modular storage solutions.

Use Case

The 630-ton four-pillar hydraulic press is specifically built for compression molding of SMC GRP panels used in segment-type modular and underground water tanks. It provides high pressure to form ribbed, high-strength panel structures capable of withstanding heavy hydrostatic forces.

  • Core Applications: Segmented modular panel water tanks, rooftop storage, industrial chemical containment, and underground FRP reservoirs.
  • Material: Sheet Molding Compound (SMC GRP) with glass fibers, polyester/vinyl ester resins, ATH flame retardants, and food-grade anti-bacterial additives.
  • Products Processed: Standard modular water tank panels (500 x 500 mm to 1500 x1500 mm), ribbed wall panels, and structural corner plates.
  • Why 630 Ton Hydraulic Press: Provides high consolidation pressure over large panel surface areas to ensure leak-proof density and uniform curing.

02 — Technical Specifications

SM 630 HP – HYDRAULIC PRESS MACHINE COMPLETE TECHNICAL DATA

SM 630 HP – Hydraulic Press Machine delivers high-performance composite molding with precise control for SMC/GRP water tank panels. It ensures consistent quality, strong structural integrity, and efficient large-scale production.

Capacity & Structural Design

  • Rated Capacity: 630 Tons (≈ 6180 kN)
  • Type: Fourpillar hydraulic compression molding press
  • Frame: Heavy welded + stress relieved
  • Safety factor: ≥ 1.35–1.40
  • Deflection: ≤ 0.08–0.10 mm (critical for flat panels)

Hydraulic System

  • Cylinder: Doubleacting heavy-duty
  • Bore: 420–520 mm
  • Stroke: 700–1100 mm
  • Pressure: 30–32 MPa
  • Control: Proportional / servo hydraulic system

Compression Cycle

  1. Fast mold closing
  2. Precompression (fiber spread)
  3. High-pressure compression
  4. Heat curing (thermoset polymerization)
  5. Dwell time (cross-linking stabilization)
  6. Controlled decompression
  7. Mold opening

Heated Platen System (Critical)

  • Heating: Thermal oil (highly recommended)
  • Temperature range: 120–180°C
  • Accuracy: ±2–3°C
  • Multi-zone heating control

Working Envelope

  • Platen size: 1300 × 1300 mm
  • Optional: 1500 × 1500 mm
  • Daylight: 1400–2000 mm
  • Column diameter: 180–240 mm

Controls & Automation

  • PLC + HMI
  • Pressuretemperaturetime recipe control
  • Data logging (ISO/QA compliance)
  • Safety PLC + guards

SM 630 HP — Model Specifications

  • Nominal Force: 6300 KN
  • Maximum Hydraulic Pressure: 25 MPa
  • Max Opening Height of the Slider: 1500 mm
  • Max Stroke of the Slider: 900 mm
  • Effective Bed Size: 1500 × 1500 mm
  • Slider Down Speed: 150 mm/s
  • Slider Pressing Speed: 9–18 mm/s
  • Slider Return Speed: 200 mm/s
  • Ejector Cylinder Nominal Force: 500 KN
  • Stroke of the Ejection Cylinder: 300 mm
Production Case Study

SMC GRP Water Tank Panel Manufacturing Plant

SMC/GRP CompositeMaterial
500x500 mm to 1500x1500 mmPanel Size
120 to 300 SecCycle Time
140–160°CTemperature
High structural hydrostatic strength
Completely leak proof sealing
Food grade hygienic surface
High UV corrosion resistance
Uniform panel density distribution
Rapid curing cycle time

03 — Die / Mold System

Precision SMC GRP Water Tank Die Mold Engineering

Precision SMC GRP Water Tank Die Engineering ensures accurate panel shaping, uniform thickness, and strong structural integrity. It delivers consistent quality, leak-proof performance, and long-lasting durability for modular water tank system

Technical Specifications

Mold Type

  • Heavy-duty compression mold (matched metal die)
  • Heated thermoset mold

Mold Materials

  • Tool steel: H13 / CrMo alloy / P20
  • Hardness: 48–55 HRC
  • Corrosion-resistant coating optional

Mold Construction

  • Upper plate (outer surface geometry)
  • Lower plate (inner smooth water surface)
  • Reinforcing rib cavity
  • Precision guide pillars
  • Hydraulic ejector system

Heating System

  • Internal oil heating channels
  • Multi-zone distribution
  • Uniform curing temperature

Venting & Degassing

  • Resin gas release channels
  • Air escape vents
  • Prevents:
    • Voids
    • Blisters
    • Dry spots

Surface Finish

  • Inner surface:
    • Smooth, hygienic (food-grade)
  • Outer surface:
    • Ribbed reinforcement
  • Gel-coat finish (optional)

Mold Life: 200,000 – 400,000 cycles

Case Study (Die Performance)

Precision SMC GRP Water Tank Die Mold

P 20/H13 AlloyDie Steel
48 to 52 HRCHardness
Vacuum HardeningHeat Treatment
Mirror finish chrome plating
High precision cavity sealing
Superior corrosion water resistance
Integrated electric heating core
Excellent thermal fatigue life
High wear abrasion resistance

04 — Product Application

Where SMC GRP Water Tank Panels Are Used

SMC GRP water tank panels are widely used in residential, commercial, and industrial water storage systems. They provide durable, corrosion-resistant, and hygienic solutions for efficient water management.

Industry Applications

Water Storage Systems

In water storage systems, SMC GRP panels are used for residential overhead tanks, commercial water tanks, and municipal storage solutions. They ensure hygienic, durable, and corrosion-resistant water storage for long-term use.

Industrial Applications

In industrial applications, SMC GRP water tank panels are used for chemical storage tanks, process water systems, and cooling water units. They provide corrosion resistance, durability, and reliable performance in demanding environments.

Infrastructure Projects

In infrastructure projects, SMC GRP water tank panels are used in smart city water systems, metro and railway supply networks, and fire-fighting water storage. They ensure durable, hygienic, and corrosion-resistant water management solutions for large-scale applications.

Agricultural Applications

In agricultural applications, SMC GRP water tank panels are used for irrigation water storage and farm tanks. They provide durable, weather-resistant, and hygienic solutions for efficient water management.

IndustryScenario
Residential Overhead water tanks
Infrastructure Municipal storage systems
Industrial Chemical-resistant tanks
Agriculture Irrigation water storage
Smart Cities Modular GRP tank systems

Finished Product Gallery

630T Plastic Water Tank Press finished product 1
630T Plastic Water Tank Press finished product 2
630T Plastic Water Tank Press finished product 3
630T Plastic Water Tank Press finished product 4
630T Plastic Water Tank Press finished product 5
630T Plastic Water Tank Press finished product 6

05 — Key Advantages

Why Choose the 630-Ton Sinter Hydraulic Press

It delivers uniform compression and precise curing for high-strength, leak-proof panels. Designed for large-scale production, it ensures consistent quality, durability, and reliable performance in water storage applications.

01

Uniform SMC curing

Ensures even heat and pressure distribution for consistent curing of SMC panels. It enhances strength, leak-proof performance, and long-term durability.

02

Low porosity (<1–2%)

Esures minimal porosity through high-pressure uniform molding. It enhances structural strength, watertightness, and long-term durability of SMC GRP panels.

03

Leak-proof panels

Produces tightly compressed SMC panels with excellent sealing properties. It ensures reliable, leak-proof performance for long-term water storage applications.

04

Lightweight vs RCC

Produces SMC/GRP panels that are significantly lighter than traditional RCC structures. This enables easier handling, faster installation, and reduced overall structural load.

05

Hygienic surface

Produces SMC/GRP panels with smooth, non-porous surfaces that prevent contamination. It ensures safe, hygienic water storage for long-term use.

06

High demand in water infrastructure

Supports the growing need for durable and hygienic water storage solutions. It ensures consistent production of high-quality SMC/GRP panels for modern infrastructure projects.

Get In Touch

Ready to Build Your
Production Line?

Our engineering team will size the press, die system, and automation to your target output, tile profile, and material spec. Quotations typically within 48 hours.

Request a Quote Download product datasheet Contact Engineering Team