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Fresh rotary-cut wet veneer contains 50%–80% moisture, which causes 30% of common plywood defects including bubbling, delamination and glue failure. Proper drying is the non-negotiable pre-process that determines final product performance and production yield.
Excess moisture creates uneven glue absorption and expansion during hot pressing. Our dryer stabilizes veneer moisture to the industry standard 8%–14% range, preventing structural failures that lead to rejected batches.
Unprocessed wet veneer curls, wrinkles and develops air-drying cracks, blue stain and discoloration. The drying process flattens minor deformations, delivering smooth, uniform sheets that maximize wood utilization.
Damp veneer cannot be machine-spliced or glued effectively. Dried flat sheets fit 4×2 ft small veneer splicing processes with tighter joints, ensuring consistent bonding strength across entire production runs.
Designed for medium to large scale plywood manufacturing facilities, the PRS series roller veneer dryer processes 1.5–4mm thick core veneer with production capacities of 1–8m³/h. Available in 2, 3 and 4 layer configurations, it uses thermal oil as the heating medium and can be paired with biomass burners for cost-effective operation.
Feature | Roller Veneer Dryer | Mesh Belt Veneer Dryer |
|---|---|---|
Drying Speed | Faster, higher throughput | Slower than roller type |
Veneer Flatness | Superior, more uniform moisture | Good for general applications |
Service Life | Longer operational lifespan | Shorter replacement cycle |
Suitable Thickness | 1–4mm (core veneer) | 0.3–4mm (face and core veneer) |
Primary Application | High-volume core veneer drying | Thin face veneer and mixed production |
Initial Investment | Higher | Lower |
Choose the roller dryer if you prioritize throughput and consistent core veneer quality. For facilities that also process thin face veneer (≤1mm), our mesh belt dryer offers broader versatility.
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Constructed with die-cast aluminum finned tubes, the heat exchanger delivers 30% higher thermal efficiency with minimal heat loss. When paired with a properly sized thermal oil heater, the temperature difference between oil inlet and dryer remains within 20℃, ensuring full production capacity at all times.
Galvanized steel air pipes feature a saw tooth thread design that prevents veneer jamming during operation. Laser precision drilling creates uniform air flow across the entire veneer surface, eliminating hot spots and uneven drying.
High-temperature resistant stainless steel components and galvanized steel sheets filled with aluminum silicate insulation reduce heat loss and extend equipment service life. Independent frequency inverters for transfer motors allow adjustable transmission speeds of 1–10m/min, matching drying time to specific veneer types.
Model | PRS1526204 |
Working width | Roller length 3000~6200mm |
Working Layer | 2 layer ,3 layer ,4 layer |
Heating zone | 15×2000mm＝30000mm |
Cooling zone | 2×2000mm＝4000mm |
Nose entry area | 4000 mm |
Natural cooling of tail skin area | 6500 mm |
Total power | 558kw |
Transfer motor | 11kw×4pc＝44kw Low speed motor + independent frequency inverter |
Transfer motor | 4kw×1pc＝4kw independent frequency inverter |
Heating blower motor | 30kw×15pc＝450kw |
Cooling fan motor | 15kw×2pc＝30kw |
Tidal motor | 15kw×2pc＝30kw |
Fan Model | 14# |
Transmission speed | 1-10m/min |
Radiator | 15pcs 1800mm×700mm×1900mm |
Heating medium | Thermal oil |
Heat consumption | 4.8 Million Kcal |
drying temperature | 120-170℃ |
Drying thickness | 1.5-4mm |
Initial moisture content of veneer | －60% |
Final moisture content of veneer | 10±2 |
Drying capacity | 1-8m3/h |
Our roller veneer dryers operate in over 60 countries worldwide, with recent installations including a 4-deck 30m unit in Indonesia, a 2-deck 40m unit in Africa and a 3-deck 36m unit in Thailand.
"We have run three of these machines for three years with no major breakdowns. They save labor and keep our production lines running smoothly. All our grade A veneer comes from these dryers."
— Plywood production manager, Southeast Asia
4 deck 30m roller veneer dryer machine in Indonisia  | 2 deck face veneer mesh belt veneer drying line in Africa  |
2 deck 40m Roller plywood core veneer drying machine in Africa  | 3 deck 36m Roller plywood core veneer drying line in Thailand  |
With 15+ years of experience in plywood production equipment, we provide complete solutions beyond machine supply. Our services include custom factory layout design, on-site installation, operator training and 7×24h technical support to minimize downtime. All products comply with EU CE standards (EN ISO 12100, EN 60204-1) and undergo rigorous quality testing before shipment.
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The industry standard is 8%–14%. Our dryer delivers a consistent final moisture content of 10±2% to ensure optimal bonding and structural stability.
This model is optimized for 1–4mm core veneer. For thin face veneer (≤1mm), we recommend our mesh belt veneer dryer.
The dryer uses thermal oil as the heating medium, which can be heated by biomass burners, gas burners or electric heaters based on your local energy availability.
Ready to optimize your veneer drying process? Request a free custom quote and technical consultation from our engineering team today.
