The EXA 1,040 CF Aluminum Pneumatic Dry Bulk Trailer combines a lightweight 5454-H32 aluminum vessel with galvanized STRENX® steel end frames for an excellent balance of payload efficiency and structural durability. Its three-hopper pneumatic system is engineered for dependable transportation and efficient unloading of silica sand, limestone, cement, and other dry bulk commodities.
- Capacity: 1,040 cubic feet
- Approximate Tare Weight: 10,163 lbs.
- Overall Dimensions: Length: 41′ 4½” Width: 102″ Height: 12′ 4½”
- Vessel Construction: 5454-H32 aluminum shell
- Hybrid Design: Aluminum vessel with galvanized STRENX® steel end frames
- Main Frame: 10″ C-channel constructed from 6061-T6 aluminum
- End-Frame Assembly: Grade 8, ¾” Huck-bolt construction
- Configuration: Single-compartment vessel with three 45° aluminum hoppers
- Design Pressure: 15 PSI, Tested at 23.5 PSI
- Hoppers: Three one-piece ¼” 5454-H32 aluminum cones
- Aeration System: Three independently controlled aerator kits
- Product Valves: Three 6″ butterfly valves with steel bodies
- Discharge System: 4″ Schedule 40 aluminum discharge line with cam-style connections
- Discharge Tees: Three 6″ × 4″ steel BTI Sand Hog bottom-drop tees
- Discharge Outlet: Sand-discharge hose with female coupler extending to bumper level
- Air Supply: 3″ curbside aluminum inlet tubing with independent aerator-control valves
- Pressure Control: 3″ butterfly valve regulating airflow to the product-discharge line
- Blowdown System: 3″ aluminum top-air line with butterfly valve, mechanical relief valve, and exhaust
- Suspension: Hendrickson HT300 air-ride suspension with 60,000-lb capacity
- Axles: Two 30,000-lb axles with automatic slack adjusters
- Brakes: FMVSS-121 air brakes with Bendix 4S/2M ABS
- Tires: Eight 11R24.5, 16-ply tires
- Wheels: 24.5″ aluminum 10-hole wheels
- Landing Gear: Two-speed JOST landing gear with 65,000-lb total capacity
- Upper Coupler: Adjustable ⅜” A572 steel plate with Holland kingpin at 49″ height
- Hose Storage: Two aluminum 20’ hose tubes with lockable lids
- Access: Rear aluminum EX-Access® ladder with handrails and grab handles
- Manways: Three sealed 20″ all-aluminum top manways
- Walkway: Top walkway with anti-slip surface and toe kicks
- Instrumentation: Two illuminated, liquid-filled 0–30 PSI pressure gauges
- Lighting: DOT-compliant recessed Grote LED lighting with sealed harness and two rear work lights
- DOT Equipment: Galvanized steel bumper, 3M conspicuity tape, aluminum fenders, and IKON anti-sail mud flaps
- Custom discharge-system configurations
- Alternative loading-line arrangements
- Custom piping configurations
- Multiple-compartment configurations
