3.5 cu ft Portable Pneumatic Sandblast Pot – Pressure Hold System with APV II Tungsten Carbide Sleeve & Auto Air Valve, 1″ Piping with Moisture Separator, 55′ Twin-Line Control Hose & Handle #2 (150 PSI / 10.3 BAR Rated)

Part Number: 888-0331-33601PB
Weight: 339.77 lbs
Warranty: 5-Year Limited / 10-Year Vessel Warranty

Overview

The 3.5 cu ft Portable Pneumatic Sandblast Pot – APV II System is engineered for high-performance blasting operations that require precision, reliability, and reduced abrasive consumption.
This model features a Pressure Hold System that maintains vessel pressure between cycles for smoother blasting control and efficiency. The Automatic Plunger Valve II (APV II) with Tungsten Carbide Sleeve delivers superior wear resistance and consistent media flow—ideal for demanding industrial and marine environments.

OEM Compatibility

Key Features & Benefits

A. Pressure Vessel

• 3.5 cu ft (100 L) capacity rated for 150 PSI (10.3 BAR)

• Built to A.S.M.E. Section VIII Division 1 standards

• C.R.N. Certified for all provinces

B. Pressure Hold System

• Reduces abrasive consumption and moisture-related issues

• Provides smoother starts and stops

• Maintains consistent air and abrasive pressure for improved finish quality

C. Heavy-Duty Moisture Separator

• Removes condensation and contaminants for cleaner air flow

D. 1″ Galvanized Piping

• Corrosion-resistant for extended durability

E. Full-Port Ball Valves

• Maximizes airflow for enhanced blasting performance

F. Schedule 80 Heavy-Duty Nipples

• Built to withstand abrasive wear and high pressure

G. Bolt Clamps on Pusher Line

• Simplifies field maintenance and hose replacement

H. Normally Closed Valve System

• Automatic Plunger Valve II (APV II):

  • Precision-engineered with a quadruple plunger seal to eliminate abrasive carryover and jamming issues common in low-pressure or steel media applications

  • Solid Tungsten Carbide plunger and sleeve provide extended wear life and consistent tolerance

  • 1″ NPT cleanout port allows for easy removal of obstructions and vessel draining without valve removal

• Auto Air Valve: Delivers fast response for start/stop control

• Filtered Control Valve: Reduces stopping time when control handle is released

• Relieving Control Handle: Conserves air and enhances operator efficiency

I. Blow-Down Muffler

• Minimizes depressurization noise for quieter operation

Specifications

Applications

• Industrial steel and equipment restoration

• Pipeline and tank maintenance

• Shipyard and offshore blasting

• Structural and concrete surface preparation