Manufacturing Strength You Can Rely On
Welcome To Aokai Environtec
Aokai Environtec, founded in 2004, has been deeply committed to flue gas treatment and gas filtration for 21 years. We are a production-and-service-oriented enterprise driven by customer needs and led by technology. We focus on product innovation, service innovation, and value innovation, delivering integrated solutions to our clients.
With over 300 skilled workers, German production techniques, rigorous material selection, imported equipment, and advanced management systems, we achieve an annual output of 4,000,000 square meters of filter cloth, 3,000,000 filter bags, and 2,000,000 filter cages.
We have earned an excellent reputation from more than 10,000 customers worldwide thanks to our superior quality, competitive pricing, professional consulting services, and extensive market presence.
Years of Serving Customers
Employees
Floor Area
Global Trade
Filter Cloth Manufacturing
Advanced weaving, needling, and finishing lines for polyester, polypropylene, PPS, PTFE, Nomex, fiberglass and composite filter fabrics. Annual capacity: [Annual capacity: 4,000,000 m²/year].
Filter Bag Manufacturing
Automated cutting, sewing/welding, and inspection for pulse-jet, shaker, reverse-air bags in all industry-standard sizes and configurations. Custom designs available.Ensure an annual production capacity of 3 million filter bags.
Cage / Wire Cage Production
Aokai Environment operates a high-efficiency, state-of-the-art wire cage production line with an annual capacity of 2 million meters.
Intelligent Warehousing Module
Spanning over 10,000 square meters, Aokai Environment’s intelligent warehousing system ensures efficient, accurate, and secure storage of raw materials, semi-finished products, and finished filter bags, cloths, and cages.
What We Offer
Products and Services
Through our dust filtration and collection expertise, we collaborate with customers across major industries to solve their most complex dust extraction, filtration, and collection challenges.
Filter Bags
Filter Cloth
Filter Cages
We better understand your on-site operating conditions
Industries & Applications We Serve
Our dust filter bags are widely used in demanding industrial environments, designed to perform reliably under high temperature, corrosive, and high-dust conditions.
More than 1,000 overseas factories have completed the replacement and are running stably
Already Running in Real Plants
Our filter bags are not only tested in the laboratory — they are continuously operating inside baghouses across multiple countries and industrial conditions.
Core Competencies
Why Choose Aokai
Our R&D capabilities are driven by a highly experienced development team supported by state-of-the-art laboratory equipment, enabling us to push the boundaries of filtration innovation.
We continuously invest in new product development to deliver cutting-edge solutions that meet evolving market needs. This strong foundation allows us to accelerate ideas from concept to commercialization with efficiency and precision.
With decades of experience, we provide a custom filter bag design capability that ensures optimal performance for your specific application.
Our process begins with a detailed customer operating condition analysis to fully understand your system’s unique challenges. Based on this analysis, we expertly select the ideal filter media. We then design the fabric construction and post-treatment. Finally, our engineers finalize the filter bag design, ensuring a perfect fit and seal in your dust collector for superior filtration and a longer bag life.
Our flexible supply chain management allows us to respond quickly to customer needs and adapt to changing market conditions.
From raw material sourcing and inventory management to manufacturing, warehousing, and final delivery, we ensure on-time fulfillment for orders of any size.
Aokai Environtec’s manufacturing strength lies in its advanced facilities, skilled workforce, and decades of industry experience.
Our modern production lines and strict ISO-certified quality systems ensure efficiency, consistency, and scalability, allowing us to meet the needs of both specialized projects and large-volume orders.
From supplier selection and raw material inspection to filter media production, bag prototyping, and large-scale manufacturing, we apply rigorous in-process and end-to-end quality controls to ensure consistent, outstanding product performance.
By leveraging AI technologies, we further elevate our quality standards—delivering filtration solutions that not only meet but exceed your expectations.
We deliver customized filtration solutions tailored to the needs of industries across all sectors. From the very first consultation—offered free of charge—through detailed operating condition analysis, product design, precision manufacturing, and professional installation, we ensure every solution is optimized for performance and reliability.
Beyond delivery, our dedicated after-sales service team remains by our customers’ side, providing ongoing support and expertise to keep their operations running smoothly.
Innovations, Achievements, and Cleaner Air Insights
Latest News
热压磁性材料生产工艺及粉尘回收
热压磁性材料（如热压钕铁硼NdFeB磁体）的生产工艺包括磁粉制备、磁体成型与热压、后处理三个主要阶段。每个阶段涉及具体步骤，因稀土粉末的高活性（易氧化、自燃、爆炸风险），粉尘控制与回收至关重要。以下详细分解每个阶段的工艺步骤及粉尘产生、除尘与回收需求及方案。 磁粉制备阶段 这个阶段是热压磁体生产的基础，也是决定最终产品磁性能的关键。 1. 原材料准备、熔炼与快速淬火 将高纯度的原材料按精确配方熔炼成成分均匀的合金锭，为后续制粉提供基础。 工艺步骤 精确配料: 按目标牌号（如Nd-Pr-Fe-B）配比稀土金属（钕、镨、镝等）、纯铁、铁硼合金，添加微量重稀土提升矫顽力。 真空感应熔炼: 在真空感应炉中，抽真空后充高纯氩气，加热至约1500°C熔化合金，确保均匀性，防止氧化。 快速冷却: 将熔融合金通过熔体纺丝机喷射至高速旋转铜轮，冷却速率达10^5-10^6 K/s，形成20-50μm厚的非晶或纳米晶薄带。 晶化处理: 薄带在600-700°C下退火，优化晶体结构，形成纳米级Nd2Fe14B晶粒，提升磁性能。…