ZKG Vacuum Harrow(Rake) Dryer for Specialty Chemicals: Calcium Stearate Powder
ZKG Vacuum Harrow(Rake) Dryer is evaluated for calcium stearate powder in specialty chemicals. The defined feed is wet calcium-stearate cake. Review the material-specific operating requirements below alongside the original equipment specifications.
Calcium Stearate Powder: Application and Process Requirements
For calcium stearate powder, avoid formation of fused lumps as moisture and process liquor leave. Start with wet calcium-stearate cake, and identify the volatile phase and incoming variability before choosing a cycle.
Feed, Quality and Downstream Interface
| Review item | Calcium Stearate Powder |
|---|---|
| Defined feed | wet calcium-stearate cake |
| Material-specific focus | avoid formation of fused lumps as moisture and process liquor leave |
| Product quality checks | moisture, free fatty acid, particle distribution and flowability |
| Downstream handling | dry collection before plastics or construction-additive formulation |
Loading and Material Movement
Include moisture, free fatty acid, particle distribution and flowability in the trial record. Define the sampling locations and analytical methods before the test; a result from a different grade, loading pattern or residual liquor cannot establish the operating endpoint for this feed.
Drying Endpoint and Acceptance
Compare representative mixed-batch, discharge and retained-heel samples.
Rake agitation is not a freeze-drying or calcination process.
Material-Specific Configuration
Vacuum Rake Dryer selection for this feed should be assessed alongside the agitated vacuum dryer process description. Evaluate industrial vacuum dryer and low-temperature vacuum drying with representative calcium stearate powder. This chemical powder drying application requires a material-specific sampling and acceptance plan.
After the batch meets the agreed specification, arrange dry collection before plastics or construction-additive formulation. Examine the effect of discharge, temporary holding and packaging exposure on the measured product condition. Establish the usable batch and cycle for this material; the original model parameters below remain the equipment reference, not a throughput promise for every formulation.
View the ZKG Vacuum Harrow(Rake) Dryer range and original equipment specifications
Technical References for This Application
Review the supplier SDS for the actual grade and residual process liquor. HSE safety-data-sheet guidance.
Assess charging, sampling, cleaning and discharge around the selected material. HSE process exposure assessment.
Use the actual powder test data when defining dust collection and handling. HSE combustible-dust handling guidance.
Review operation, access, maintenance and the agreed equipment supply scope. HSE work-equipment selection guidance.
Define the heat-transfer duty and utilities rather than assuming a universal drying cycle. U.S. DOE process-heat reference.
Equipment Reference Parameters
These are the ZKG Vacuum Harrow(Rake) Dryer model specifications. The operating duty for calcium stearate powder must be established from the feed and the finished-product requirements above.
| Item | Unit | ZKG-500 | ZKG-750 | ZKG-1000 | ZKG-1500 | ZKG-2000 | ZKG-3000 | ZKG-5000 | ZKG-8000 | ZKG-10000 |
|---|---|---|---|---|---|---|---|---|---|---|
| Working Volume | L | 300 | 450 | 600 | 900 | 1200 | 1800 | 3000 | 4800 | 6000 |
| Internal Diameter | mm | Φ600 | Φ800 | Φ800 | Φ1000 | Φ1000 | Φ1200 | Φ1400 | Φ1600 | Φ1800 |
| Length | mm | 1500 | 1500 | 2000 | 2000 | 2600 | 2600 | 3400 | 4000 | 4000 |
| Agitator Speed | rpm | 5–25 | 5–25 | 5–15 | 5–15 | 5–15 | 5–10 | 5–8 | 4–6 | 3–6 |
| Total Power | kW | 5.5 | 7.5 | 11 | 11 | 15 | 22 | 30 | 45 | 55 |
| Jacket Design Pressure | MPa | 0–0.8 | 0–0.8 | 0–0.8 | 0–0.8 | 0–0.8 | 0–0.8 | 0–0.8 | 0–0.8 | 0–0.8 |
| Internal Design Pressure | MPa | −0.095 to +0.1 | −0.095 to +0.1 | −0.095 to +0.1 | −0.095 to +0.1 | −0.095 to +0.1 | −0.095 to +0.1 | −0.095 to +0.1 | −0.095 to +0.1 | −0.095 to +0.1 |
Discuss Calcium Stearate Powder Drying
Send QUANPIN the incoming calcium stearate powder specification, sample information and the required final product condition for an equipment review.
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