Editorial Technical Reference

Industrial Rotary Drum Vacuum Filter

This page explains how Industrial Rotary Drum Vacuum Filter is classified within Other Chemical Products Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

Continuous solid-liquid separation machine using vacuum pressure through rotating drum

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Industrial Rotary Drum Vacuum Filter

Definition
The Industrial Rotary Drum Vacuum Filter is a continuous filtration device used in chemical manufacturing to separate solids from liquid slurries. It operates by rotating a perforated cylindrical drum partially submerged in the slurry while applying vacuum internally. The vacuum draws liquid through the filter media on the drum surface, leaving a filter cake of solids that is continuously scraped off. This equipment is essential for dewatering chemical precipitates, recovering valuable solids, and clarifying process streams. Its continuous operation suits high-volume processing with consistent output quality.

Typical specifications include drum diameters from 1.0 to 3.0 mm, filtration areas from 5 to 50 m², rotation speeds from 0.1 to 2.0 rpm, and vacuum pressures from 0.02 to 0.08 bar. Motor power ranges from 2.2 to 15 kW, throughput capacity from 1 to 20 kg/h, and operating temperatures from 5 to 80 °C. Operating pressure (internal) ranges from 0.1 to 0.6 MPa, cake moisture from 15 to 30%, and filtration precision from 1 to 50 μm. The material of construction is typically SS304 or SS316L per ASTM A240, with other alloys available. Weight ranges from 3000 to 15000 kg.

Materials on file include Stainless Steel 316L, Polypropylene, PTFE Gaskets, and Ceramic Filter Media. These values are reference ranges and must be verified with the legal manufacturer or supplier for specific models and applications. The filter is designed for continuous operation, but actual performance depends on feed characteristics, vacuum level, and filter media selection. Maintenance signals include reduced filtration rate, increased cake moisture, or visible wear on the drum or seals. Failure boundaries include exceeding temperature or pressure limits, which can damage filter media or seals. Always consult the manufacturer for detailed specifications and installation requirements.
Working Principle
A perforated cylindrical drum rotates partially submerged in slurry while vacuum is applied internally, drawing liquid through filter media on the drum surface while retaining solids as filter cake that is continuously scraped off.
Common Materials
Stainless Steel 316L, Polypropylene, PTFE Gaskets, Ceramic Filter Media
Technical Parameters
ParameterTypical rangeNotes & selection driver
Drum DiameterRequired1.0–3.0 mmExternal diameter of rotating filter drum
Filtration AreaRequired5–50 Total effective filtration surface area
Rotation SpeedRequired0.1–2.0 rpmRotational speed of filter drum
Vacuum PressureRequired0.02–0.08 barMaximum operating vacuum pressure
Motor PowerRequired2.2–15 kWDrive motor power rating
Throughput Capacity1–20 kg/hMaximum solid processing capacity
Operating Temperature5–80 °CLimited by filter media and seal materials.
Operating Pressure0.1–0.6 MPaInternal pressure; vacuum side is below atmospheric.
Cake Moisture15–30 %Depends on feed and vacuum level.
Filtration Precision1–50 μmDetermined by filter cloth selection.
Material of ConstructionSS304/SS316LCorrosion resistance; other alloys available.ASTM A240
Weight3000–15000 kgIncreases with drum size and material.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Filter Drum
    Rotating cylindrical element with filter media that separates solids from liquid
    Material: Stainless Steel 316L with filter cloth
  • Vacuum System
    Creates negative pressure to draw liquid through filter media
    Material: Stainless Steel piping with vacuum pump
  • Scraper Assembly
    Removes filter cake from drum surface for discharge
    Material: Polypropylene blades with stainless steel frame
  • Drive Mechanism
    Provides rotational motion to filter drum at controlled speed
    Material: Electric motor with gear reducer
  • Slurry Tank
    Holds process slurry for drum immersion
    Material: Stainless Steel 316L

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Industrial Rotary Drum Vacuum Filter.

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Vacuum range: 0.5-0.9 bar absolute (15-27 inHg vacuum), atmospheric discharge
flow rate: 5-100 m³/h (22-440 gpm) depending on drum size and application
temperature: Typically 0-100°C (32-212°F), with special designs up to 150°C (302°F)
cake moisture: 10-40% residual moisture achievable depending on material
slurry concentration: 1-30% solids by weight, optimal at 5-20%
Media Compatibility
✓ Chemical process slurries (e.g., pharmaceuticals, pigments) ✓ Mineral processing concentrates (e.g., coal, iron ore) ✓ Food processing by-products (e.g., starch, yeast)
Unsuitable: Highly volatile or flammable solvents requiring explosion-proof design
Sizing Data Required
  • Slurry feed rate (m³/h or gpm)
  • Solids concentration in feed (% by weight)
  • Required cake dryness (% residual moisture)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Filter cloth blinding
Cause: Accumulation of fine particles or chemical scaling within the cloth pores, reducing permeability and filtration efficiency, often due to improper cleaning cycles or incompatible feed slurry chemistry.
Drum shaft seal leakage
Cause: Wear or failure of mechanical seals due to abrasive particles in the slurry, misalignment from bearing wear, or thermal expansion stresses, leading to vacuum loss and product contamination.
Maintenance Indicators
  • Sudden drop in vacuum pressure or inconsistent cake formation, indicating potential cloth blinding, seal failure, or valve issues.
  • Unusual grinding or scraping noises from the drum or drive assembly, suggesting bearing wear, misalignment, or mechanical interference.
Engineering Tips
  • Implement regular, automated cloth cleaning cycles with compatible chemical or backwash systems to prevent blinding, and monitor feed slurry particle size distribution to optimize filtration.
  • Establish precision alignment checks for the drum shaft and bearings during maintenance, and use condition monitoring (vibration analysis, thermography) to detect early wear in seals and rotating components.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ASME B31.3 - Process piping ATEX Directive 2014/34/EU - Equipment for explosive atmospheres

Quoted from the published standard.

Manufacturing Precision
  • Drum concentricity: +/- 0.05 mm
  • Filter cloth tension uniformity: +/- 5%
Quality Inspection
  • Hydrostatic pressure test at 1.5x design pressure
  • Non-destructive testing (NDT) of welds per ASME Section V

Manufacturers of Industrial Rotary Drum Vacuum Filter

2 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

HMFoodTech
Jilin, CN
Listed on the company's own website · profile compiled by CNFX from public sources
JX Filtration (China) Co., Ltd
Shanghai, CN
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Frequently Asked Questions

What is the typical filtration area range for this rotary drum vacuum filter?

The filtration area typically ranges from 5 to 50 m², depending on the model. Confirm the exact area with the manufacturer for your specific application.

What materials are commonly used for the filter media?

Materials on file include Stainless Steel 316L, Polypropylene, PTFE gaskets, and ceramic filter media. The choice depends on the chemical compatibility and process requirements.

What is the maximum operating temperature?

The operating temperature range is 5 to 80 °C, limited by filter media and seal materials. Verify the temperature limits with the supplier for your process.

How does the vacuum pressure affect performance?

Vacuum pressure typically ranges from 0.02 to 0.08 bar. Higher vacuum can increase filtration rate but may affect cake moisture. Optimal settings depend on the slurry characteristics.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.
Buyer enquiry

Request manufacturing insight for Industrial Rotary Drum Vacuum Filter

Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.

Where it goes
Straight to the CNFX editorial desk, and to the manufacturer if this product is linked to a claimed profile. Nothing is broadcast to a supplier list.
Your details stay here
We do not sell or rent enquiry data, and we do not add you to a mailing list. Used only to answer this request.
No commission, no middleman
CNFX is a directory. We take no cut of any order and never negotiate on a supplier's behalf.
What we don't claim
A listing is not an endorsement. Qualify every supplier and verify every figure yourself before ordering.

Your business information is used only to process this request.

Thank you! Your message has been sent. We'll respond within 1–3 business days.
Sorry, we couldn't send your message. Please try again, or email us at contact@cnfx.com.

Need to Manufacture Industrial Rotary Drum Vacuum Filter?

Compare manufacturer profiles with relevant product and process capability.

Previous Product
Industrial Grade Polyvinyl Alcohol Binder Powder
Last Product
Get QuotesChat