Automate · Clear responsibilities · Verified August 15, 2026

Sandustry Automation Basics

Reliable automation starts when each component has one visible job and every material state has a destination.

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Original pixel-flow artwork showing sand, water, gold and factory processing lanes
Original Sandustry Tools artwork; no game asset reused

Quick answer

What to do

Use Conveyor Belts for horizontal solid movement, Launchers for elevation, Filters for a vertical split, and later Pumps/Pipes/Liquid Vents for controlled liquid delivery. Processors still need open input and output space.

Give every component one job

ComponentPrimary jobFailure to watch
Conveyor BeltMove solids horizontallyBackpressure from a full destination
LauncherMove launchable solids upwardWrong aim or obstructed landing
FilterDrop a configured pixel out of a mixed streamBlocked exit, dense pile, state change
Pump + Pipe + VentMove liquids to a controlled outletNo receiving capacity or overflow

Separate reaction, transport and storage zones

Water can change Sand or Seeds; fire can change or destroy Residue. Keep those reactions in dedicated chambers, then transport stable outputs through Filters. This makes a stopped line diagnosable: you can see whether the material failed to react, failed to move or failed to enter storage.

Design for backpressure

Every output eventually fills. Add a visible buffer before storage and an accessible way to stop the input. A Filter with no space below can trap pixels, and a blocked Kinetic Press can stop all impacts. Overflow is a normal factory state to plan, not an edge case.

Commission in four passes

  1. Run each transport segment empty and verify direction.
  2. Run one known material through each processor.
  3. Verify every product and byproduct reaches its own buffer.
  4. Introduce continuous input slowly and watch the first point where a pile grows.