Trusted by Global Manufacturers in Pharma/Chemical/Food Industries

500+

30

Years of experience

Happy clients

How Does Paddle Dryer Work?

A paddle dryer works by indirect conduction heating through rotating hollow paddles and jacketed shells circulating steam or thermal oil, achieving 90%+ thermal efficiency while enabling continuous drying, self-cleaning agitation, and vacuum processing for heat-sensitive materials.

Working Principle of JexDry Paddle Dryer

Here are the four core processes of paddle dryer operations

1. Material Feeding & Sealed Containment

2. Dual-Path Indirect Heating

3. Axial-Radial Mixing & Moisture Evaporation

4. Discharge & Emission Control

Key Components of Paddle Dryer

The paddle dryer's operational efficiency relies on its precision-engineered components, indluding:

• Hollow Shafts with Wedge-shaped Paddles

• W-shaped Shell with Jacketed Layers

• Rotary Joints & Sealed End Caps

• Discharge System

KEY Features of JexDry Paddle Dryers

High Efficiency and Low Environmental Impact

JexDry paddle dryers offer high thermal efficiency and minimal off-gas emissions, making them environmentally sound and easy to permit. They operate continuously without pre-conditioning or recycling, ensuring a clean and efficient drying process.

JexDry paddle dryers handle a wide range of feeds—slurry, paste, cake, granular, or powder—and can be operated 24/7 or in shifts. They are suitable for small, medium, and large-scale plants, offering flexibility and scalability.

Designed for safety with low oxygen levels during operation, paddle dryers are built with robust materials like carbon steel, stainless steel, or alloys. They feature abrasion-resistant coatings and are engineered for long-term mechanical integrity and low maintenance.

Versatile and Adaptable Operation

Safe and Durable Construction

Compact and Cost-Effective Design

With a compact footprint and high turndown ratio, paddle dryers maximize heat transfer while minimizing space. They are cost-effective, with high heat utilization rates and low operating costs, meeting ASME or PED standards for reliability and safety.

Advanced Control and Customization

Designed for safety with low oxygen levels during operation, paddle dryers are built with robust materials like carbon steel, stainless steel, or alloys. They feature abrasion-resistant coatings and are engineered for long-term mechanical integrity and low maintenance.

Applications of JexDry Paddle Dryer

Food Industry

• Starch

• Flour

• Cocoa

• Milk powder

• Sugar

• Various powdered food ingredients

Chemicals Industry

Pharmaceuticals Industry

• Active pharmaceutical ingredients (APIs)

• Medicinal compounds

• Chemical powders

• Polymers (e.g., PET, SAP, PA)

• Catalysts

• Cellulose

• Brominated organics

Environmental Industry

Minerals and Metals

• Industrial sludge

• Municipal sludge

• Drilling mud

• Paper sludge

• Biomass

• Digested manure

• Mineral concentrates

• Metal powders

• Metal carbonates, sulfates, and hydroxides

Textile Industry

• Dye Sludges

• Textile Chemicals

• Wastewater Sludge

• Fabric and Yarn Waste

• Auxiliary Materials

• Fibers

Case Study

Precision Drying Solutions Trusted by Global Pharma, Chemical, Food& Sludge Plants

✓ Location: Ulsan, South Korea (Asia's Polymer Manufacturing Hub)

✓ Industry: Specialty Polymer Production
✓ Material Challenge: Heat-Sensitive Resins ≤80°C Tolerance

✓Solution： Gentle Precision Drying • Solvent Recycling • Zero Material Damage

✓ Location: Chicago, USA
✓ Industry: Municipal Wastewater Treatment
✓ Material Challenge: Converting 50 wet tons/day of sticky municipal sludge (25% solids) into EPA Class A biosolids amid harsh winters.

✓ Solution

70°C Pathogen Kill • 18% Heat Recycle • Zero-Odor Steam Loc

✓Location: Japan
✓Industry: Food processing
✓Material Challenge: Drying protein powder without degrading its nutritional and flavor profile

✓Solution: Jexdry paddle dryer with controlled temperature and humidity settings

Choosing the Right Heating Medium for Paddle Dryers

Paddle dryers rely on a heating medium to transfer heat to the material being dried. The choice of heating medium is crucial for ensuring efficient, safe, and consistent drying. Three common options are steam, thermic fluid, and hot water, each with its own advantages and applications.

Thermic Fluid

• A heat transfer oil with high thermal stability, suitable for long-term and high-temperature applications.

• Offers consistent temperature control and is ideal for materials that require stable heating.

• Requires regular maintenance to ensure fluid integrity.

Hot Water

• Simple and cost-effective, especially for low-temperature drying.

• Suitable for materials that do not require extremely high temperatures.

• Less energy-intensive than steam and thermic fluid.

Steam

• High heat capacity and rapid heat transfer make it ideal for materials requiring fast and uniform drying.

• Commonly used in industrial drying and pasteurization processes.

• However, it requires pressure management and condensation control.

Key Considerations When Selecting a Paddle Dryer

1. Material Characteristics

Understand the physical and chemical properties of the material, including particle size, density, viscosity, heat sensitivity, and corrosiveness.

• Ensure the dryer meets environmental regulations and safety standards, especially for toxic or flammable materials.

• Consider explosion-proof enclosures or inert gas protection for hazardous materials.

2. Production Scale and Drying Requirements

Determine the required production capacity and the desired final moisture content of the material.

3.Heat Source and Energy Consumption

• Choose an appropriate heat source (e.g., steam, hot water, or thermal oil) based on availability and cost-effectiveness.

• Evaluate energy consumption and consider waste heat recovery systems for efficiency.

4. Environmental and Safety Factors

5.Installation and Space Requirements

Assess the available space and ensure the dryer can be installed and maintained effectively.

6.Maintenance and Operational Costs

• Evaluate the maintenance requirements, cleaning accessibility, and long-term operational costs.

• Consider the cost of spare parts, labor, and downtime.

7. Drying Temperature and Process Conditions

• Determine the required drying temperature and ensure compatibility with the material’s thermal tolerance.

• Ensure the dryer can operate continuously and maintain consistent performance.

8.Customization and Flexibility

• Choose a dryer that can be customized for specific applications, such as vacuum compatibility or self-cleaning features.

• Consider the dryer’s adaptability to different materials and processes.

9.Initial Investment and ROI

Compare the initial cost of the dryer with the expected return on investment (ROI) based on energy savings and production efficiency.

Why Choose Us

30 Years Expertise + 3,000+ Global Projects: Redefining Excellence in Industrial Drying

Cut Costs, Boost Efficiency

• 30% lower energy use vs competitors (CE/ISO certified)

• Custom systems in 50% less time

• <0.5% failure rate | 10+ year lifespan

• 48h emergency fixes (50+ global warehouses)

• Free process audit: Find hidden savings in 3 days

• Engineers speak your language (EN/DE/FR/ES)

• 95% repeat clients | 98.6% satisfaction

• 3,000+ systems installed (EV, Pharma, Food)

• 100% on-time delivery guarantee

No More Downtime, Anywhere

Trusted by Industry Leaders

JexDry Paddle Dryer Shipment Process: Precision Engineered, Globally Trusted

Step inside our manufacturing hub as we prepare a JexDry Paddle Dryer for delivery to a leading chemical partner in the United States. Experience the meticulous journey from final quality validation to secure logistics handling – an unfiltered look at how JexDry transforms industrial standards into tangible reliability. No scripts, no shortcuts: just precision engineering in motion.

★★★★★

1. Fast Global Delivery

2. Reliable & Tracked Logistics

3. Secure, Certified Packaging

Get Customized Quotation NOW!

After switching to JexDry, our drying cycle reduced from 8h to 5.5h with 30% less steam consumption.

Raden Arif Wijaya

★★★★★

Hear What Other People Say

Boost Your Drying Efficiency by 30% Talk to Our Engineers Now!

I’m Zar Zha, founder of jexdry.com, a trusted Chinese drying equipment manufacturer rooted in precision engineering since 1998.
As a family-owned business built on three generations of industrial innovation, we specialize in customized drying solutions for demanding industries like food processing, pharmaceuticals, and chemical production.

Over the past 25+ years, we’ve empowered 80+ countries and 200+ global clients—from Fortune 500 food giants to sustainable biofuel startups—to optimize their drying efficiency, reduce energy waste, and scale production safely.

At JexDry, we’re more than equipment suppliers; we’re partners in solving industrial drying challenges. I’m sharing decades of hands-on experience here to help engineers and plant managers master drying technology, avoid costly mistakes, and future-proof their operations.