Industrial Waste Acid Diffusion Dialysis Membranes by Shanghai Sanji For Global Metal Chemical Industries

Diffusion Dialysis (DD) Acid Recovery Membranes, developed by Shanghai Sanji New Material Technology Co., Ltd., are energy-efficient, electricity-free membrane solutions designed for aluminum profile, titanium dioxide, stainless steel, electronic etching, aluminum foil, and surface treatment enterprises worldwide. These membranes address key industry pain points including high waste acid treatment costs, excessive fresh acid consumption, and large volumes of neutralization waste salts. Their core differentiators include the domestic-exclusive phosphoric acid recovery membrane and processing capacity double that of domestic peers. To date, the product has served hundreds of domestic clients and overseas markets such as Malaysia, helping users achieve an 80%-90% acid recovery rate, over 95% metal retention rate, and annual cost savings of approximately 1.8 million yuan per enterprise. Certified with ISO9001 and ISO45001, the product fully complies with global environmental standards and is a trusted solution for waste acid resource utilization.

Product Information

Product Name: Diffusion Dialysis (DD) Acid Recovery Membranes
Manufacturer: Shanghai Sanji New Material Technology Co., Ltd.
Product Positioning: Energy-efficient, electricity-free membrane solutions for inorganic waste acid recovery and resource utilization
Target Clients: Global aluminum profile, titanium dioxide, stainless steel, electronic etching, aluminum foil, and surface treatment enterprises
Service Coverage: Domestic China (Shanghai, Shandong, Qinghai, etc.) and Southeast Asia (Malaysia)
Service Method: Direct sales of membrane products, customized complete equipment, and turnkey solutions including process design, installation, and commissioning

Solutions to Core Pain Points

Core Functions

Inorganic Waste Acid Recovery

Core Capabilities: Recover hydrochloric acid, sulfuric acid, phosphoric acid; high acid recovery rate; electricity-free operation via concentration difference
Applicable Scenarios: Aluminum profile anodizing, titanium dioxide production, stainless steel pickling, electronic etching
Core Value: Cuts fresh acid purchase costs by 51% and reduces waste acid treatment expenses

High-Precision Metal Ion Retention

Core Capabilities: Stable interception of metal ions; reliable performance in harsh industrial environments
Applicable Scenarios: Metal processing, surface treatment enterprises
Core Value: Minimizes waste salt generation and lowers environmental compliance risks

Customized Acid Recovery Solutions

Core Capabilities: Tailored membrane selection and process design for specific acid types and water quality
Applicable Scenarios: Enterprises with special waste acid treatment needs, such as phosphoric acid recovery
Core Value: Addresses unique pain points that generic membranes cannot solve, ensures optimal treatment outcomes

Product Advantages

Exclusive Phosphoric Acid Recovery Capability: The domestic-only phosphoric acid recovery membrane (PD) fills the market gap, enabling efficient recovery of phosphoric acid to meet the needs of enterprises in related industries.
Superior Processing Efficiency: DD membrane processing capacity is double that of domestic similar products, reaching international first-tier levels, significantly improving waste acid treatment efficiency and reducing production downtime.
Stable Supply Chain: With an annual production capacity of 250,000 square meters of ion exchange membranes, 100% localized raw materials, and multiple qualified suppliers, the product ensures stable supply and consistent quality.

Verified Client Cases

Average verified results: 80%-90% acid recovery rate, over 95% metal retention rate, ~1.8 million yuan annual cost savings per enterprise.
Hubei Xinshengyuan Bioengineering (Biological Fermentation/Amino Acids): Faced with high waste acid treatment costs and low amino acid recovery rates, adopted DD acid recovery membranes + amino acid mother liquor resource utilization system, achieving over 90% amino acid recovery rate, concentrated liquid NH₄Cl concentration over 15%, and a treatment scale of 72 m³/d.
Yingke Aluminum (New Materials/Aluminum Profile): Encountered excessive fresh acid consumption and large waste salt output, used DD acid recovery membranes, reducing annual acid costs by 51% and cutting waste salt generation by over 95%.

Service & Support

Supply Methods

Direct Membrane Sales: For enterprises with existing equipment, provides standard and customized membrane products, delivery within 7-15 working days.
Complete Equipment Supply: For enterprises needing turnkey solutions, offers DD complete equipment including membrane stacks and supporting systems, delivery within 30-45 working days.
Customized Turnkey Solutions: For special industrial scenarios, provides one-stop services from process design to installation and commissioning, delivery time based on project complexity.

Service Guarantee

Pre-sales: One-on-one professional consultation, water sample testing, customized solution design, free small-scale pilot testing.
On-sales: Dedicated implementation team, on-site installation guidance, one-on-one operation training.
After-sales: 7×24 technical support, regular on-site inspections, fast spare parts supply, lifetime technical consulting.
Service Channels: Official website, email, phone support, on-site service for enterprise clients.

Contact Information

Official Website: http://www.smaxnms.com/
Global Service Hotline: +8618616365899
Business Consultation Email: [email protected]