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Efficient Air Locks for Material Unloading

Our Air Locks are designed to provide efficient and reliable material transfer in your material unloading processes. Built to withstand high temperatures and pressure differentials, these devices are an ideal choice for handling many dry, free-flowing powders.


  • High-Temperature Tolerance: With standard components, our Air Locks can operate at temperatures up to 500°F, and with high-temperature kits, they can handle up to 1000°F.

  • High Pressure Differential: Our Air Locks can handle up to +/- 12 PSI pressure differential, ensuring reliable operation under varying pressure conditions.

  • Durable Construction: Available in cast iron and stainless steel construction, our Air Locks are built for durability and long-lasting performance.

  • Variety of Sizes: We offer Air Locks in six popular square size openings, with larger capacities available with rectangular openings.

  • Versatile Applications: Ideal for transferring dry, bulk material from large bins to pneumatic systems against pressure.

  • Optional Coatings and Materials: We offer optional coatings and materials of construction for handling abrasive or corrosive materials.

When it comes to material unloading, our Air Locks are designed to deliver. With their ability to withstand high temperatures and pressure differentials, they offer reliable performance even in demanding conditions. Whether you’re handling dry, free-flowing powders or abrasive materials, our Air Locks provide an efficient and reliable solution.

TSM Patented Mixing Technology

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Learn more about how our Air Locks can enhance your material unloading processes. Contact us today to discuss your specific needs.