Fix the duty
Use identical feed, throughput and outcome criteria.
Neutral mining filtration comparison
Vacuum Disc Filter vs Horizontal Belt Filter
Compare vacuum disc and belt filters for footprint, washing duty, throughput, cake moisture, maintenance and suitability for mineral processing slurries.
Rotating compact areaDisc format
Horizontal cake travelBelt format
Cake washing dutyStrong differentiator
Same-feed testingDecision proof
Comparison basis
Compare Complete Systems on the Same Duty
Use one representative feed, dry-solids throughput, operating schedule, cake and filtrate criteria, washing requirement and site utility basis.
| Decision factor | Vacuum disc filter | Horizontal belt filter |
|---|---|---|
| Arrangement | Filtration area arranged on rotating vertical discs. | Horizontal moving belt exposes cake along a linear path. |
| Footprint | Can place substantial area in a compact plan footprint. | Longer arrangement can require more plan area and access along the belt. |
| Cake washing | Possible designs vary, but not inherently a long staged displacement-wash platform. | Well suited to visible, staged cake washing where that is central to the process. |
| Cake formation | Repeated immersion and vacuum zones around the disc. | Feed distributes onto the belt before sequential vacuum zones. |
| Discharge | Continuous release from sectors, often with blowback or mechanical assistance. | Continuous discharge at the belt end with cloth return and wash. |
| Maintenance focus | Sectors, media, valve, shaft seals, drive and discharge. | Belt tracking, cloth, deck seals, rollers, drive and wash system. |
Decision process1 2 3 4 5
Let Process Requirements Lead the Layout
A footprint statement or cake-moisture headline is not enough to select either system.
Define washing
Quantify displacement washing need and acceptance.
Test filtration
Measure flux, moisture, clarity and release.
Build scope
Include vacuum, filtrate, wash, feed and cake handling.
Compare lifecycle
Assess energy, water, media, access, labor and availability.
Screening guidanceDisc filter Belt filter Both
When Each Route Deserves Detailed Study
These are screening signals, not final selection rules.
Compact continuous dewatering
Strong candidate for filterable mining slurries where continuous throughput and footprint matter.
Visible staged cake treatment
Strong candidate when cake washing, long residence or direct observation along zones matters.
Test the difficult feed
Validate variability, media behavior, cake release and realistic auxiliary scope.
Continue the project path
Compare the Candidate Routes
Continue with testing and other technology comparisons.
Practical answers
Frequently Asked Questions
These answers support project preparation; the final recommendation depends on the actual duty.
Why is representative slurry data required?
Mineral names do not define filterability. Particle-size distribution, mineralogy, clay, reagents, solids and temperature can change cake formation, permeability and release. Use filterability testing when results matter commercially.
What should be sent for a preliminary review?
Provide dry-solids throughput, feed solids, particle-size data, target cake moisture, operating schedule, elevation and available utilities through the quote request.
Can BOYUN promise cake moisture from the mineral name alone?
No. A defensible target must be tied to representative feed data, test conditions, equipment scope and an agreed operating basis.
Define the Next Engineering Step
Share the feed, throughput, operating target and site constraints. BOYUN will identify missing information and recommend testing, sizing or the appropriate equipment scope.