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Modular High‑Throughput Rotary Spin Coating Production Line for Pulp Molded Internal Barriers

Name: Modular High‑Throughput Rotary Spin Coating Production Line for Pulp Molded Internal Barriers
Brand: Dongguan Osmanuv Machinery Equipment Co., Ltd
SKU: OSM-XT-500
Price: 4,500.00 USD
Availability: InStock

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Modular High‑Throughput Rotary Spin Coating Production Line for Pulp Molded Internal Barriers

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Product Details:

Place of Origin:	China
Brand Name:	OSMANUV
Certification:	ISO9001
Model Number:	OSM-XT-500
Document:	PULP MOLDING AUTOMATIC SPIN...NE.pdf

Payment & Shipping Terms:

Minimum Order Quantity:	1 Set
Price:	Negotiation
Packaging Details:	Wooden Box
Delivery Time:	30~40 Days
Supply Ability:	Negotiation

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Modular High‑Throughput Rotary Spin Coating Production Line for Pulp Molded Internal Barriers

Description

Coating Precision:	High Precision	Material:	Pulp
Plate Type:	Gravure Plate	Material Compatibility:	Pulp Molded Fiber Products
Applicable Industries:	Manufacturing Plant	Coating Reliability:	High Reliability
Speed:	Adjustable	Warranty:	1 Year
Highlight:	Modular pulp molding coating machine , High-throughput rotary spin coater , Pulp molded internal barrier production line

Modular High‑Throughput Rotary Spin Coating Production Line for Pulp Molded Internal Barriers

This Modular High‑Throughput Rotary Spin Coating Production Line is designed for applying uniform, high‑performance internal barrier coatings—waterproof, oil‑proof, heat‑resistant—to molded pulp tableware and packaging. The rotary spin‑coating process uses centrifugal force to evenly spread coating over complex three‑dimensional interior surfaces, eliminating pinholes and ensuring consistent dry film thickness.

Production Line Composition

Automatic Infeed Conveyor – servo‑driven belt with product spacing, integrates with upstream molding press
Pre‑Treatment Zone (Optional) – IR pre‑heating or plasma station for adhesion enhancement
Rotary Spin Coating Turntable – 12 / 24 / 36 programmable indexing stations, servo‑driven indexing, ±0.1 mm positioning accuracy
Multi‑Zone Drying/Curing Tunnel – IR + forced hot air, independent zone control
Automatic Unloading & Stacking Unit – pick‑and‑place robot or gantry with product orientation
Centralized PLC Control Cabinet – S7‑1200 with 10‑12″ touchscreen HMI
Recipe Management & Data Logging – USB/Ethernet export, up to 500 recipes

All product‑contact surfaces are SUS304 food‑grade stainless steel. The line is shipped modular and can be expanded or reconfigured—every module is fully customizable.

Technical Parameters

Parameter	Value / Range
Number of work stations	12 / 24 / 36 stations (rotary indexing, customizable)
Production capacity	15 - 35 cycles/min ≈ 360 - 800 pcs/hour (product‑dependent, customizable)
Applicable product size (L×W×H)	Max. 400×300×150 mm (customizable)
Turntable indexing accuracy	±0.1 mm (servo‑driven harmonic drive)
Spin speed per station	100 - 3,000 RPM (programmable independently)
Spin speed accuracy	±1 RPM (under load)
Coating application method	Precision metering pump + high‑speed spin coating
Coating weight / thickness range	5 - 25 gsm dry (adjustable, ±2% accuracy)
Compatible coating types	Water‑based dispersions, PE, PLA, bio‑based barriers, PFAS‑free solutions
Drying / curing method	Integrated multi‑stage tunnel (IR + forced hot air) (customizable : IR only, hot air only, or UV‑LED)
Drying temperature range	40 - 150°C (zone‑independent PID control)
Coating transfer efficiency	≥90% (centrifugal spin method)
Power supply	380V / 400V / 460V, 50/60Hz, 3‑phase (customizable)
Control system	S7‑1200 PLC with 10-12″ HMI, 500‑recipe storage
Data logging	USB, Ethernet/IP, Profinet (optional FDA 21 CFR Part 11)
Overall line dimensions (L×W×H)	Approx. 12,000×3,000×2,200 mm (customizable)
Safety features	Light curtain, emergency stops, enclosure interlock, over‑temp protection
Material	SUS304 (food‑contact surfaces); heavy‑duty steel frame with anti‑corrosion paint
Compliance	CE, ISO9001

Applications

Food service ware – plates, bowls, clamshells, lunch boxes, cup carriers
Egg trays and produce trays – moisture barrier coating for fruit and vegetable packaging
Electronics packaging – anti‑static trays for semiconductors, circuit boards, hard drives
Industrial packaging – corner protectors, edge guards, pallet supports
Medical device trays – sterile barrier packaging
Cosmetics packaging – premium molded fiber inserts and display trays
Pharmaceutical blister pack inserts – tablet trays

Customization Options

Customizable station count – 12, 24, or 36 stations; scalable by adding turntable modules
Customizable product fixtures (nests) – dedicated fixtures for each product shape with quick‑change system
Customizable spin speed per station – independent programming for mixed‑product runs
Customizable drying zone configuration – add UV‑LED, modify IR/hot air ratio, or integrate cooling sections
Customizable coating application system – peristaltic pump, precision syringe, rotary atomizer, or spray nozzle
Customizable control interface – manual, semi‑auto, or fully automated with MES/ERP integration
Customizable line length and layout – compact placement or extended conveyor for large‑scale lines
Customizable cleanroom compatibility – ISO 5 to ISO 8 with HEPA/ULPA filtration and positive‑pressure enclosure

Key Features

Rotary indexing parallel processing – all stations operate simultaneously; maximum throughput per floor‑space
High‑precision spin coating – uniform 360° coverage on complex 3D geometries, no pinholes or streaks
Integrated staged drying – IR + forced hot air in‑line eliminates separate curing oven and double handling
Recipe‑driven changeover – store 500+ recipes; change between product families in <5 minutes
Closed‑loop pressure control – ensures consistent coating weight (±2%) and thickness (>95% thickness uniformity)
High material efficiency – spin coating achieves ≥90% material transfer, drastically reducing waste compared to spray
Heavy‑duty modular construction – scalable from 12 to 36 stations; expandable via bolted turntable sections
Full data traceability – batch logging of speed, temperature, and coating weight for QC compliance
Energy‑saving design – VFD‑controlled blowers, IR zones activate only with product presence, standby power mode
Tool‑less fixture change – quick‑release product nests; minimal downtime between production runs

Support and Services

Lifetime free technical support – phone, email, video call
On‑site installation & commissioning – engineers available worldwide (2‑3 weeks on‑site)
Operator & maintenance training – 5‑10 days on‑site training included
2‑year comprehensive warranty – on turntable drive, spin motors, PLC, pumps, and all electronics
Spare parts supply – guaranteed for 10+ years; 48‑hour express global shipping
Preventive maintenance contract – annual on‑site inspection, motor calibration, pump rebuild, sensor verification
Free sample testing & process development – send your molded pulp products; we provide full optimization report
Remote diagnostics – VPN access to PLC for real‑time troubleshooting, software updates, and parameter tuning

Packing and Shipping

Packed in heavy‑duty export wooden crates with VCI anti‑rust film, desiccant bags, shock indicators, and custom foam padding
Shipped in modular sections (turntable assembly, conveyor sections, drying tunnel, control cabinet) for container loading (40ft HC containers recommended)
Sensitive control components (PLC, HMI, cameras) packed separately with anti‑static shock‑proof protection
Includes: English manual, CE certificate, electrical schematics, calibration certificates (spin speed, pump volume, temperature sensors), tool kit, complete spare parts kit
Shipping terms: FOB / CIF / DAP / DDP by sea, air freight for sensitive components
Lead time: 35 days for 12‑station; 50‑70 days for fully customized 24‑ or 36‑station lines
Minimum order: 1 set

Frequently Asked Questions

Q1: What is the typical production capacity of this rotary spin coating line?

A1: Production capacity ranges from 360-800 pieces per hour for the 24‑station configuration (15‑35 cycles/minute, product‑dependent). By adding stations (e.g., 36‑station), throughput can exceed 1,000 pieces per hour. Capacity is fully customizable based on your target production volume.

Q2: Can this line handle multiple product shapes in the same production run?

A2: Yes, with the customizable quick‑change fixture system. Each product shape has a dedicated nest plate. Changeover takes less than 5 minutes by swapping the nest plates and selecting the corresponding recipe from the HMI. The turntable stations can also be configured for mixed‑product runs if fixture heights and spin parameters allow.

Q3: What types of coatings are compatible with the spin coating process?

A3: The line is compatible with water‑based dispersions (PE, PLA, bio‑based polymers), PFAS‑free barrier coatings, oil‑proof emulsions, and functional additives (anti‑static). For solvent‑based coatings, we can upgrade the enclosure with explosion‑proof electricals and enhanced exhaust—a customizable option.

Q4: How does spin coating compare to spray coating in terms of material waste and coverage uniformity?

A4: Spin coating achieves transfer efficiency ≥90% (material applied vs. material used)—significantly higher than air spray (40‑60%). The centrifugal force spreads coating uniformly across all internal surfaces, including deep recesses and corners, eliminating pinholes and streaks common in spray application. For high‑value barrier coatings (e.g., bio‑based polymers), spin coating can reduce material costs by 30‑50%.

Q5: Can the line be integrated with my existing pulp molding press?

A5: Absolutely. The infeed conveyor height, orientation, and synchronization signals (dry contacts, Ethernet/IP) are fully customizable for seamless integration with your existing forming press. We can also integrate robotic pick‑and‑place for direct transfer from press to turntable.

Tag:

Pulp Molding UV Coating Machine,

Food Packaging UV Coating Machine,

Versatile Spin Coater UV Coating Machine

Contact Details

Dongguan Osmanuv Machinery Equipment Co., Ltd

Contact Person: Mr. Zhang guoxin

Tel: +86 13926890692

Fax: 86-769-88120350

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