Descripción técnica
VOLUMETRIC CONCRETE TECHNOLOGY

425 S Series |
High-Capacity Volumetric Concrete Mixer

The 425 S is engineered for high-output demand in housing infrastructure, prefabricate plants, and mining operations. Offering a superior aggregate autonomy of $5.2 yd³/hr and a production speed of 32.7 yd³/hr, it provides consistent, fresh concrete for high-strength requirements up to 6000+ PSI.

Field-Proven Industrial Performance

425 S Series | High-Precision Volumetric Concrete Factory

The 425 S is engineered for high-output demand in housing infrastructure, pre-fabricated plants, and mining operations. Offering a superior aggregate autonomy of 5.2 yd³ and a production speed of 32.7 yd³/hr, it provides the perfect balance of mobility and industrial-scale production for high-strength requirements up to 6000+ PSI.

Starmix 425 S High-Capacity Volumetric Concrete Mixer
Internal Metallic Water Reservoir
Continuous Mixing Auger System
DCC™ Control & Formula Storage
High-Capacity 5.2 yd³ Aggregate Bins

The 425 S Series is the definitive industrial solution for contractors who demand high-output concrete production ($32.7~yd^{3}/hr$) without the constraints of ready-mix logistics. By leveraging a robust truck-mounted design and the DCC™ precision system, this unit grants your operation absolute control over mix designs, material tracking, and operational overhead.

Expert Tip: The 425 S is highly optimized for specialized engineering pours, including high-performance shotcrete, gunite, and remote mining operations.
What the 425 S Series Delivers

425 S | Performance & Industrial Innovation Highlights

The 425 S is the ideal high-precision solution for demanding on-site production. Engineered for superior versatility, it delivers 32.7 yd³/hr of fresh concrete, allowing for surgical control over mix designs ranging from flowable fill to high-strength 6000+ PSI structural concrete.

5.2 yd3 Capacity Icon

Superior Aggregate Autonomy

Boost your productivity with a superior 5.2 yd³ aggregate capacity. The 425 S is engineered for high-volume delivery, allowing for longer production cycles and fewer refills on infrastructure and housing projects.

6000 PSI Versatility Icon

6000+ PSI Versatility

From low-strength flowable fill to high-performance structural concrete exceeding 6000 PSI. Master any slump requirement, including self-compacting, RCC, and specialized mix designs with uncompromising integrity.

DCC Material Tracking Icon

Precision Material Tracking

Take total control of your inventory. The DCC™ system provides precise computer measurement and real-time material tracking, ensuring every batch is technically perfect and documented for maximum ROI.

Industrial and Mining Icon

Mining & Industrial Readiness

The definitive solution for mining, shotcrete, and gunite. Built for demanding environments, the 425 S provides fresh concrete on demand, eliminating the logistics costs and downtime of traditional ready-mix.

Specifications

| Mobile Technical Overview

Feature US Standard Specification
Max Production Capacity Up to 32.7 yd³/hr
Bins Autonomy & Capacity 5.2 yd³ (Superior aggregate storage)
PSI Versatility From low PSI to 6000+ PSI (High & Low Strength)
Slump Flexibility Flowable fill, RCC, Self-compacting, Zero Slump, and Dry Mix
Applications Housing infrastructure, Pre-fabricated, Mining, and Shotcrete
Approximate Weight 6,516.86 lbs
Measurement System Precise Computer Measurement & Material Tracking

Technology & Technical Specifications

Advantages of the 425 S System

  • High-Strength Performance: Engineered for all concrete designs, from flowable fill to high-performance structural concrete exceeding 6,000 PSI.
  • Optimized Autonomy: Featuring a 5.2 yd³ aggregate capacity, allowing for extended production cycles and high-volume on-site delivery.
  • Precision Inventory Control: Integrated digital measurement and material tracking via DCC™ for total batch accountability.
  • Slump Versatility: Master any application with ease, including RCC, self-compacting, zero-slump, and specialized dry mix designs.

Applications & Versatility

Where the 425 S Excels

  • Infrastructure & Housing: The premier choice for large-scale residential developments, foundations, and municipal paving projects.
  • Mining & Remote Sites: Reliable performance for underground tunnel support, shotcrete, and operations in restricted-access environments.
  • High-Pressure Pours: Optimized for producing pumpable concrete, ideal for professional-grade shotcrete and gunite applications.
  • On-Site Pre-Cast: Delivers a constant, controlled flow for pre-fabricated plants requiring strict quality assurance and zero waste.

Media

425 S | Photos & Walkthrough

425 S Series in Action

High-Output Infrastructure & Mining Mixing

Downloads

Technical Documents

Technical Sheet (PDF)

Core specs, capacities, and configuration overview for the 425 S Series.

Download PDF

Operator Guide (PDF)

Basic operation, safety, and daily inspection checklist.

Download PDF

Maintenance Schedule (PDF)

Recommended intervals for lubrication, calibration, and wear items.

Download PDF

Request Pricing

Get lead time, configuration options, and quote support.

Request a Quote

FAQ

425 S Questions Buyers Ask

Is the 425 S a ready-mix truck?

No. The 425 S is a volumetric system that stores materials separately and mixes continuously during discharge.

Can operators adjust mix designs on site?

Yes—volumetric measurement allows controlled adjustments to meet job specs and conditions.

Do you offer training and support?

Yes. Link this section to Service & Support → Operator Training and Technical Support.

How do I get pricing?

Use the Request a Quote form to receive configuration options and lead time details.

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