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Haiyun Flour Milling Systems

Tempering · Model DZS

Microcomputer Automatic Dampening System

Microwave moisture measurement, ±0.2% water control, no operator guesswork.

  • 60+ years manufacturing
  • 10–500 t/d capacity range
  • 100+ patents
  • Turnkey commissioning

What it does

Milling performance is decided before the wheat ever reaches a roll. The DZS measures incoming moisture with a microwave sensor, calculates the water needed to hit target tempered moisture, and adds it continuously — holding accuracy to ±0.2%, which is finer than any operator with a jug and a moisture meter.

Technical parameters

Nominal values at standard conditions. Confirm final specification on the order drawing.

Parameter Value
Preset moisture range 5–10%
Dampening accuracy ±0.2%
Working capacity 3–30 t/h
Water supply pressure 0.1–0.3 MPa
Control modes Fully automatic + manual (for maintenance without stopping)
Display LCD, full parameter and status readout
Diagnostics Fault self-diagnosis, software-based hardware adjustment

Selection guidance

If you are running more than one wheat origin, this is not optional. Blended wheat with mismatched tempering is the classic cause of "the mill was fine yesterday" complaints.

Maintenance

Calibrate the microwave sensor against an oven-dry reference every 30 days. A drifted sensor is worse than no sensor because operators trust it.

Answers

Frequently asked questions

Straight answers to the questions engineers and mill owners actually ask us during plant sizing. If your case is not covered, send the wheat specification and your target tonnage.

Ask an engineer →
What tempered moisture should I target?
Soft wheat: 15.0–15.5%. Hard wheat: 16.0–16.5%. Durum: 16.5–17.0%. Below these figures the bran shatters; above them the rolls smear.
How long should wheat temper?
12 hours minimum, 18–24 hours is standard. Below 12 hours the water has not reached the crease and the bran is still brittle.

Next step

Send your tonnage. Get a flow sheet in 12 working hours.

Send us: daily capacity target, wheat type and quality, available building dimensions, and local power supply. We reply within 12 working hours with a preliminary flow sheet, equipment list and budget range — no obligation.