Product Overview
DGOSFP is a multi-layered composite cardboard with uniform grey surfaces on both sides, engineered through an integrated one-step forming process. Unlike traditional laminated cardboard, DGOSFP eliminates the need for adhesive bonding by fusing recycled paper pulp, kraft fibers, and bio-based additives directly during papermaking. This results in:
Superior Structural Stability: Thickness ranges from 0.55–1.55 mm (single-layer) to 4.5 mm (multi-layer), with GSM (grams per square meter) spanning 220–1,600 GSM for one-step forming .
Enhanced Surface Quality: Smooth, flat surfaces with 8–10% moisture content after drying, ensuring excellent printability and resistance to warping .
Cost Efficiency: Reduced production steps lower manufacturing costs by 15–20% compared to laminated alternatives .
2. Manufacturing Process & Technology
Key Steps:
Pulping: Recycled paper (90% of raw materials) and virgin wood pulp are mixed with starch-based binders and water-repellent agents to form a homogeneous slurry .
One-Step Forming: The slurry is fed into high-speed fourdrinier machines or twin-wire presses, where it undergoes simultaneous dewatering, pressing, and drying to create a unified structure.
Post-Treatment: Advanced infrared drying and calendering processes refine surface smoothness and dimensional stability, achieving transverse compressive strength ≥150 kPa .
Technological Innovations:
AI-Driven Optimization: Mills like Yinzhou Paper (Dongguan) employ AI to monitor pulp consistency and energy consumption, reducing waste by 8% .
Closed-Loop Water Systems: Water recycling rates exceed 90% in clusters like Zhongtang Paper Industrial Park, minimizing freshwater usage .
3. Raw Materials & Sustainability
Materials:
Recycled Fibers: Constituting 70–90% of DGOSFP, sourced from corrugated waste, office paper, and post-consumer packaging .
Virgin Pulp: Used sparingly (10–30%) to enhance strength, primarily kraft pulp for tensile resistance and mechanical pulp for bulk .
Bio-Based Additives: Plant-derived sizing agents and flame retardants replace petroleum-based chemicals, aligning with EU Single-Use Plastics Directive .
Sustainability Practices:
Carbon Neutrality: Leading mills in Yinzhouhu Paper Base (Jiangmen) use biomass boilers and solar power, achieving 35% emission reduction since 2020 .
Certifications: Majority of producers hold FSC Chain of Custody and ISO 14001 certifications, ensuring traceability and eco-compliance .
4. Applications & Market Demand
DGOSFP's versatility drives its adoption across diverse industries:
Premium Packaging: Luxury gift boxes, cosmetics containers, and electronics packaging (e.g., smartphones, laptops), leveraging its high gloss UV coatings and embossing capabilities .
Printing & Publishing: Hardcover book covers, photo albums, and catalogs due to its smooth surface and ink absorption properties .
Industrial Uses: Partition boards, pallet liners, and automotive interior components requiring lightweight yet rigid materials .
Market Trends:
E-Commerce Surge: Demand for DGOSFP in shipping boxes grew by 12% YoY in 2024, driven by Guangdong's robust logistics sector .
Green Packaging Shift: Brands like Huawei and Shein increasingly specify DGOSFP for its recyclability, boosting export-oriented production in Dongguan and Foshan .
5. Industry Clusters & Key Players
Guangdong's DGOSFP production is concentrated in Zhongtang Town (Dongguan), a provincial-level industrial cluster with 64 enterprises (98.4% SMEs). Notable players include:
Jinzhou Paper: A pioneer in FSC-certified DGOSFP, supplying 30% of Guangdong's high-end packaging market .
Tian Shan Paper: Specializes in custom-sized DGOSFP for luxury brands, with daily production capacity of 120 tons .
Leyong Paper: Leads in antimicrobial DGOSFP for food packaging, compliant with FDA standards .
6. Challenges & Future Outlook
Challenges:
Raw Material Volatility: Rising costs of recycled paper and virgin pulp due to global supply chain disruptions .
Regulatory Pressures: Stricter EU Carbon Border Adjustment Mechanism (CBAM) 倒逼 mills to adopt low-carbon technologies .
Opportunities:
Advanced Materials: Development of nanocellulose-reinforced DGOSFP for enhanced barrier properties, currently under R&D by Jiancai Paper .
Smart Packaging Integration: QR code-embedded DGOSFP for product 溯源,gaining traction in export markets .
2025 Outlook:
Guangdong's DGOSFP industry aims to achieve 35% renewable energy adoption and 30% reduction in specific energy consumption by 2025, supported by policies like the Guangdong Industrial Carbon Peaking Plan .
Conclusion
Guangdong's DGOSFP sector exemplifies the fusion of innovation and sustainability, with its one-step forming technology, recycled material dominance, and robust industrial clusters. As demand for eco-friendly packaging grows globally, Guangdong is poised to solidify its role as a leader in high-quality, cost-effective DGOSFP solutions, driving circular economy practices across Asia-Pacific.
Place contact us
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email：02@songhongpaper.com
website：https://www.grayboardpaper.com/
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