Precision Roller Coating Machine for Uniform Coating with Adjustable Roller Gap and Minimal Waste

Name: Precision Roller Coating Machine for Uniform Coating with Adjustable Roller Gap and Minimal Waste
Brand: Dongguan Osmanuv Machinery Equipment Co., Ltd
SKU: Specification
Price: 4,500.00 USD
Availability: InStock

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Precision Roller Coating Machine for Uniform Coating with Adjustable Roller Gap and Minimal Waste

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Product Details:

Place of Origin:	CHINA
Brand Name:	OSMANUV
Certification:	ISO9001
Model Number:	Specification

Payment & Shipping Terms:

Minimum Order Quantity:	1 Set
Price:	Negotiation
Packaging Details:	Wood Packaging
Delivery Time:	30 Working Days
Payment Terms:	T/T
Supply Ability:	Negotiation

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Precision Roller Coating Machine for Uniform Coating with Adjustable Roller Gap and Minimal Waste

Description

Coating Cost:	Low Cost	Feature:	Efficient
Rollermaterial:	Stainless Steel	Machine Name:	Heavy Putty Machine
Equipmenttype:	Coating Machine	Power Consumption:	2KW
Conveying Direction:	From Left To Right.	Curing Type:	UV Curing
Highlight:	Precision roller coating machine adjustable gap , Uniform coating roller machine minimal waste , Roller coating equipment with adjustable roller

Precision Roller Coating Machine for Uniform Coating with Adjustable Roller Gap and Minimal Waste

This roller coating production line is engineered for applying uniform, high-performance internal barrier coatings—waterproof, oil-proof, and heat-resistant—to molded pulp tableware and packaging products. The precision roller coating process uses a dosing roller and applicator roller system with independently adjustable speeds to evenly spread coating over the internal surfaces of molded pulp products, eliminating pinholes and ensuring consistent dry film thickness.

Unlike spray coating methods, roller coating delivers transfer efficiency of ≥90-95%, drastically reducing material waste—critical for high-value barrier materials such as bio-based polymers and PFAS-free formulations. The closed-loop roller system minimizes volatile emissions, coating contamination, and workplace mess.

With intelligent PLC control and recipe-driven operation, the equipment supports fully customizable drying profiles, roller speed programs, and product fixture designs to accommodate different product geometries, coating formulations, and production throughputs.

Technical Parameters

Parameter	Specification / Range	Customization Options
Roller Coating Method	Single or double roller coating (dosing + applicator)	Customizable: single-sided or double-sided
Applicator Roller Diameter	Φ200 / Φ250 mm	Customizable
Dosing Roller Diameter	Φ123 / Φ150 mm	Customizable
Roller Speed Range	0 - 20 m/min (stepless adjustable via VFD)	Customizable speed profiles
Coating Thickness (Wet)	Adjustable: 0.01 - 2.0 mm	Adjustable via roller gap
Coating Thickness Accuracy	±2% coating weight uniformity	Optimized via closed-loop control
Production Capacity	10 - 40 cycles/min (≈ 240 - 800+ pcs/hour)	Customizable per product configuration
Max Product Size (LWH)	400 * 300 * 150 mm (customizable)	Customizable fixtures and product nests
Compatible Coating Types	Water-based dispersions, PE, PLA, bio-based barriers, PFAS-free solutions	Customizable for solvent-based (explosion proof enclosure option)
Drying Method	Multi-zone IR + forced hot air	Customizable: IR only, hot air only, UV-LED, or NIR
Drying Temperature Range	40 - 150°C (zone-independent PID control)	Customizable temperature profiles
Power Supply	380V / 400V / 460V, 50/60Hz, 3-phase	Configurable to regional standards (e.g., 220V/60Hz)
Control System	PLC with 10-15″ HMI touchscreen, 500 recipe storage	Customizable automation protocols (PROFIBUS, Ethernet/IP)
Data Logging	USB, Ethernet/IP, Profinet; optional FDA 21 CFR Part 11	Customizable data reporting formats
Overall Line Dimensions (LWH)	Approx. 8,000 - 15,000 * 2,200 * 2,200 mm	Customizable layout and footprint
Materials (Contact Surfaces)	SUS304 food-grade stainless steel	--
Safety Features	Light curtain, emergency stops, enclosure interlock, over-temperature protection	Customizable per factory requirements
Compliance	CE, ISO9001	Additional certifications available

Note: All technical parameters are customizable to meet specific production requirements and product specifications.

Applications

This roller coating production line is widely used in the following sectors:

Food Service Ware: Internal barrier coating for plates, bowls, clamshells, lunch boxes, cup carriers—ensuring water resistant and oil resistant performance with PFAS free coatings
Egg Trays & Produce Trays: Moisture barrier coating for fruit and vegetable packaging to extend shelf life
Electronics Packaging: Anti-static trays for semiconductors, circuit boards, hard drives—requiring precision coating uniformity
Industrial Packaging: Corner protectors, edge guards, pallet supports—durable coating for mechanical protection
Medical Device Trays: Sterile barrier packaging with high cleanroom compatibility requirements
Cosmetics Packaging: Premium molded fiber inserts and display trays—aesthetic and functional coating
Pharmaceutical Blister Pack Inserts: Tablet trays requiring uniform, food-grade barrier coating

Materials compatibility: Suitable for various pulp formulations including bamboo pulp, bagasse (sugarcane pulp), and recycled paper pulp, with customizable parameter adjustments for different fiber compositions and product thicknesses.

Customization Options

We provide comprehensive customizable services to meet specific client needs:

Roller Configuration: Customizable roller diameter (Φ200/Φ250 mm), roller hardness (50-90 Shore A), and number of coating heads (1 or 2)
Roller Gap Adjustment: Customizable wet coating thickness from 0.01 to 2.0 mm via precision roller gap setting
Product Fixtures (Nests): Customizable dedicated fixtures for each product shape with quick change system; changeover <5 minutes
Drying Zone Configuration: Customizable drying profiles—add UV LED, modify IR/hot air ratio, or integrate additional cooling sections
Coating Application System: Customizable dosing pump types (peristaltic, precision syringe, diaphragm) for different coating viscosities
Control Interface: Customizable automation levels—manual, semi-automatic, or fully automated with MES/ERP integration
Line Length and Layout: Customizable line configuration—compact placement for limited space or extended conveyor for large scale lines
Cleanroom Compatibility: Customizable cleanroom integration—ISO 5 to ISO 8 with HEPA/ULPA filtration and positive pressure enclosure
Coating Parameters: Customizable pre-set and adjustable programs for different coating materials, viscosities, and application targets
System Integration: Customizable I/O interfaces (Ethernet/IP, Profinet, dry contacts) for seamless integration with existing pulp molding presses and factory automation systems

Key Features

Precision Roller Coating Technology: Chrome-plated dosing roller with rubber applicator roller ensures consistent film thickness (±2% coating weight accuracy) and eliminates pinholes common in spray application
High Material Efficiency: Roller coating achieves ≥90-95% material transfer efficiency—significantly higher than air spray (40-60%), reducing coating material costs by 30-50% for high-value barrier coatings
Independent Roller Speed Control: Dosing and applicator rollers operate with independently adjustable speeds—customizable for different coating viscosities and thickness requirements
Recipe Driven Changeover: Store 500+ recipes; change between product families or coating formulations in <5 minutes—ideal for flexible manufacturing
Integrated Staged Drying: IR + forced hot air in-line drying eliminates separate curing ovens and double handling, reducing work-in-process inventory
Closed-Loop Pressure Control: Ensures consistent coating weight (±2%) and thickness uniformity (>95% across all products)
Energy-Saving Design: VFD controlled blowers, IR zones that activate only with product presence, and standby power mode reduce energy consumption
Tool-Less Fixture Change: Quick release product nests minimize downtime between production runs
Food Grade Construction: All product-contact surfaces in SUS304 stainless steel ensure compliance with food safety standards
Full Data Traceability: Batch logging of coating speed, temperature, and coating weight for quality control compliance and ISO certification audits
Heavy-Duty Modular Construction: Scalable from 12 to 36 stations via bolted turntable sections—expandable for future capacity upgrades
Safety & Compliance: Built-in light curtains, emergency stops, enclosure interlocks, and over temperature protection; ISO9001 certified

Support and Services

We are committed to full cycle customer support:

Installation & Commissioning: On-site setup and calibration by experienced engineers (2-3 weeks on-site) with customizable support packages available
Comprehensive Training: Hands-on training for operators, maintenance staff, and R&D personnel—5-10 days on-site training included
Warranty & Maintenance: 1 year comprehensive warranty on turntable drive, roller motors, PLC, pumps, and all electronics; customizable preventive maintenance contracts available
Spare Parts Supply: Guaranteed for 10+ years with 48-hour express global shipping from regional warehouses
Remote Support: 24/7 remote troubleshooting via video call or IoT monitoring with VPN access to PLC for real-time diagnostics, software updates, and parameter tuning
Process Development: Free sample testing and process development—send your molded pulp products; we provide a full optimization report including coating thickness, uniformity, and barrier performance
Technical Consultation: Free lifetime technical consultation and future upgrade services for evolving production needs
Lifetime Support: Technical assistance via phone, email, or online chat for the lifetime of the equipment

Packing and Shipping

Packing: Securely packed in reinforced wooden crates with anti-rust film and waterproof wrapping; sensitive components (control panel, product fixtures, precision rollers) protected with foam padding
Standard Lead Time: 30 - 45 working days after order confirmation for standard configurations
Custom Lead Time: Customizable delivery schedules—50-70 days for fully customized lines
Shipping: Worldwide shipping via sea freight, air freight, or rail; FOB / CIF terms available
Documentation: Full export documentation including technical manuals, electrical schematics, CE declaration, and customs forms provided
Customizable Options: Export crating, custom labeling, destination port documentation, and special handling instructions available upon request

Frequently Asked Questions

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

Production capacity ranges from 240-800+ pieces per hour depending on configuration (10-40 cycles/minute, product-dependent). By adding stations or increasing conveyor speed, throughput can exceed 1,000 pieces per hour. Capacity is fully customizable based on your target production volume and product geometry.

Q2: What types of coatings are compatible with the roller coating process?

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, hydrophobic). For solvent-based coatings, we can upgrade the enclosure with explosion-proof electricals and enhanced exhaust—a customizable option.

Q3: How does roller coating compare to spray coating in terms of material waste and coverage uniformity?

Roller coating achieves transfer efficiency ≥90-95% (material applied vs. material used)—significantly higher than air spray (40-60%). The precision roller system spreads coating uniformly across internal surfaces, eliminating pinholes and streaks common in spray application. For high-value barrier coatings (e.g., bio-based polymers), roller coating can reduce material costs by 30-50%.

Q4: What is the minimum order quantity (MOQ)?

We accept single-unit orders (MOQ: 1 set). Volume discounts are available for customizable batch configurations or multi-unit orders.

Tag:

Contact Person: Mr. Zhang guoxin

Tel: +86 13926890692

Fax: 86-769-88120350

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