Description
The Polar MC-331 Pressurized Liquid Gas Tanker Trailer is engineered for the high-volume transport of liquefied petroleum gas (LPG) and liquid anhydrous ammonia. Built with a durable mild steel barrel and powder-coated over a zinc-rich primer, this unit delivers exceptional resistance to corrosion, chemicals, chipping, and harsh operating environments.
- Robust Construction: Features a powder-coated stainless steel undercarriage, load rack, fifth-wheel plate, and landing gear designed for long service life and reduced maintenance.
- Premium Piping & Valves: Equipped with all-weld polished and passivated MEC sweeps stainless steel piping, flanged internal globe valves, and stainless steel blowdown systems to minimize leak potential.
- Heavy-Duty Pumping System: Includes a 4-inch Blackmer hydraulic pump paired with a Char-Lyn hydraulic motor for dependable loading and unloading performance.
- Chassis & Running Gear: Hendrickson Intraax Air Ride suspension paired with MAXX22 disc brakes, tandem fixed axles, and 11R22.5 tires mounted on aluminum wheels.
- Safety & Monitoring: Configured for high-pressure operations with pressure relief systems, emergency shut-off controls, pressure gauges, and integrated SMART hose.
| Brand | Polar |
| Model | MC-331 |
| Specification Code | DOT MC-331 |
| Capacity | 11,600 gal |
| Pressure Rating | 265 psi |
| Composition | Mild Steel |
| Undercarriage & Subframe Material | Stainless Steel |
| Finish | Powder Coated over Zinc-Rich Primer |
| Suspension | Hendrickson Air Ride |
| Brake Type | MAXX22 Disc Brakes |
| Axle Configuration | Tandem Fixed |
| Tire Size | 11R22.5 |
| Wheel Material | Aluminum |
| Pump | 4 in Blackmer Pump |
| Piping | Stainless Steel |
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