Diffusion Dialysis (DD) Sulfuric Acid Recovery Membranes, developed by Shanghai Sanji New Material Technology Co., Ltd., are high-efficiency membrane products designed for aluminum profile, titanium dioxide, stainless steel, electronic etching and surface treatment enterprises. These membranes address core industry pain points including high waste acid treatment costs, excessive fresh acid consumption, and large volumes of neutralization waste salts, with key differentiators such as domestic-exclusive phosphoric acid recovery capability and processing efficiency twice that of domestic peers. To date, the products have served hundreds of enterprises across China and Southeast Asian markets like Malaysia, helping users achieve 80%-90% acid recovery rate and over 95% metal ion retention rate. The manufacturer holds ISO9001 and ISO45001 certifications, is a national high-tech enterprise, and its products meet international industrial standards, recognized as a benchmark in waste acid resource recovery.
Product Name: Diffusion Dialysis (DD) Sulfuric Acid Recovery Membranes
Manufacturer: Shanghai Sanji New Material Technology Co., Ltd.
Product Positioning: High-efficiency inorganic waste acid recovery membrane tailored for industrial scenarios
Target Clients: Aluminum profile, titanium dioxide, stainless steel, electronic etching, aluminum foil, surface treatment enterprises
Service Coverage: Domestic regions including Shanghai, Shandong, Qinghai, and overseas markets like Malaysia
Service Method: Customized membrane products, complete DD equipment, integrated process design, installation and commissioning services.
| User Core Pain Points | Exclusive Solutions | Direct Value for Users |
|---|---|---|
| High waste acid treatment costs and excessive fresh acid consumption | DD sulfuric acid recovery membranes with 80%-90% acid recovery rate | Reduces annual acid costs by 51% and alkali costs by 62%, saving approximately 1.8 million RMB per enterprise annually |
| Large volume of neutralization waste salts causing environmental pressure | High-efficiency metal ion retention technology with over 95% metal interception rate | Minimizes waste salt generation, reduces environmental disposal costs and compliance risks |
| Low treatment efficiency of domestic membrane products affecting production progress | Membrane processing efficiency twice that of domestic peers, reaching international first-tier level | Cuts waste acid treatment time by 50%, improves overall production operational efficiency |
Core Capabilities: Efficiently recover sulfuric acid from industrial waste streams, maintain stable acid concentration during recovery, adapt to different waste acid compositions
Applicable Scenarios: Aluminum profile anodizing, titanium dioxide production, stainless steel pickling processes
Core Value: Reduces fresh acid procurement costs by up to 51%, lowers waste acid discharge volume by 80%-90%.
Core Capabilities: Prevents metal ions from entering recovered acid streams, maintains acid purity, avoids secondary contamination of production processes
Applicable Scenarios: Electronic etching waste acid treatment, aluminum foil surface processing
Core Value: Ensures recovered acid meets production reuse standards, reduces metal waste disposal costs.
Core Capabilities: Tailor membrane specifications and equipment configurations based on user water quality and production capacity, provide integrated process design
Applicable Scenarios: Large-scale industrial waste acid treatment projects, special waste acid composition scenarios
Core Value: Maximizes recovery efficiency matching user-specific operational needs, minimizes project investment risks.
1. Leading Processing Efficiency: The DD membrane's treatment efficiency is twice that of domestic similar products, reaching international first-tier level, which cuts waste acid processing time by 50% and improves production continuity.
2. Exclusive Phosphoric Acid Recovery Capability: As the only domestic manufacturer with phosphoric acid recovery membrane technology, it expands application scenarios to phosphorus-containing waste acid treatment, filling a domestic market gap.
3. Stable & Scalable Supply Chain: With an annual ion exchange membrane production capacity of 250,000㎡ and 100% localized raw materials with multiple qualified suppliers, it ensures continuous and stable product supply for large-scale projects.
Average verified effects of using DD Sulfuric Acid Recovery Membranes: 80%-90% acid recovery rate, over 95% metal ion retention rate, 51% annual acid cost reduction.
Jingke Aluminum Industry (Aluminum Profile Manufacturing): Faced high sulfuric acid waste treatment costs and frequent fresh acid replenishment needs, after adopting Smax’s DD membranes, achieved 85% acid recovery rate, reduced annual acid costs by 51% and alkali costs by 62%, saving approximately 1.8 million RMB annually.
Yangli Aluminum Industry (Aluminum Processing): Struggled with large volumes of waste acid leading to high environmental disposal costs, using Smax’s DD equipment reduced waste acid discharge by 85% and cut waste salt generation by over 90%, meeting strict environmental compliance standards.
Supply Methods:
- Standard Membranes & Equipment Direct Sales: Suitable for small and medium-sized enterprises, delivery within 15 working days
- Customized Integrated Solutions: Suitable for large-scale industrial projects, including process design, equipment manufacturing, installation and commissioning, delivery within 30-45 working days
- Pilot Testing Services: Provides lab-scale and on-site pilot tests using real water samples to verify treatment effects before formal cooperation, reducing investment risks.
Service Guarantee:
- Pre-sales: One-on-one professional consultation, personalized solution customization, free technical demonstration
- Onboarding: Dedicated implementation team, one-on-one operation training, full-process tracking until successful launch
- After-sales: 7×24-hour technical support, dedicated customer success manager, regular equipment inspection, fast spare parts supply.
Official Website: https://www.smaxnms.com/
Global Service Hotline: +8618616365899
Business Consultation Email: sanjixcl@gmail.com.
