Product Description

ZW Group presents a professional-grade 3 Axle Stainless Steel Milk Tanker Trailer engineered for reliable fresh milk logistics. This 30000L milk tanker trailer pairs food-grade SUS304-2B construction with a 3-axle, 13-ton air suspension to preserve product integrity, reduce agitation, and meet rigorous sanitary standards for raw and fresh milk transport.

Purpose and Suitability

Designed explicitly for dairy operations, the trailer suits milk collection cooperatives, regional dairy processors, and third-party refrigerated logistics providers. Whether moving raw milk from farms to collection centers or delivering finished dairy to processing plants, this 3 axle milk transport semi trailer minimizes contamination risk and maintains product quality during long hauls.

All milk-contact surfaces—including the tank shell, internal pipelines, manhole covers, valves, and CIP devices—are fabricated from SUS304-2B stainless steel. This material resists corrosion, is non-reactive with dairy products, and supports easy sanitation. Smooth welds and internal polishing options reduce bacteria traps and simplify cleaning procedures.

Pressure Integrity and Pre-Delivery Testing

Every unit leaves the factory after rigorous quality checks: a 100% airtightness test to confirm zero leakage and a hydrostatic water pressure test that validates structural integrity under load. These procedures ensure the trailer is ready for safe milk transport and compliant with common food logistics standards.

For long-distance routes and hot climates, insulation upgrades are available. A polyurethane foam thermal layer between the inner tank and outer shell reduces heat ingress, and optional temperature monitoring systems allow drivers and operators to track conditions in transit—helping keep milk fresh and within regulatory temperature windows.

The 3-axle air suspension system, rated at 13 tons per axle, smooths road-induced shocks and decreases sloshing and foam generation inside the tank. Reduced agitation lowers the risk of quality loss and microbial growth, while also protecting trailer structure and connections for longer service life.

A CIP system with internal spray nozzles enables full internal washing without human entry, improving safety and operational efficiency. Valves and joints use food-grade fittings and are designed to drain completely, preventing residue build-up between deliveries.

Features

• Food-grade SUS304-2B stainless steel for corrosion resistance and milk safety.

• 30,000L capacity with 1–3 compartment options for flexible routing and batch separation.

• 13-ton 3-axle air suspension to preserve milk quality and reduce mechanical wear.

• Airtightness and hydrostatic testing ensure leak-free and structurally sound transport.

• Integrated CIP cleaning system for fast, sanitary turnaround between loads.

• Optional insulation and temperature monitoring to maintain cold chain integrity on long hauls.

Customization

ZW Group offers customization for compartment layout, insulation, valve types, and external branding. Standard lead time is 20–30 days, with a monthly supply capacity of 300 sets. Full after-sales technical support and spare part availability ensure uptime and predictable maintenance planning.

Frequently Asked Questions

1. What material contacts the milk? — SUS304-2B stainless steel for all milk-contact components.

2. Can I have multiple compartments? — Yes, 1 to 3 compartments are available for flexible deliveries.

3. Is insulation standard? — Insulation is optional; polyurethane foam and temp monitoring are offered as upgrades.

4. How is hygiene maintained? — Integrated CIP system, polished internals, and sanitary fittings reduce contamination risk.

ZW Group’s 30000L milk tanker trailer brings practical design, verified testing, and fleet-focused features together to protect milk quality in transit. For dairy operations that cannot compromise on hygiene or reliability, this trailer is engineered to deliver consistent, safe, and efficient bulk milk transportation.