Diffusion Dialysis (DD) Membrane Stacks, developed by Shanghai Sanji New Material Technology Co., Ltd., are dedicated inorganic waste acid recovery membrane stacks for global aluminum profile, titanium dioxide, stainless steel, electronic etching, aluminum foil and surface treatment enterprises. This product addresses core pain points including high waste acid disposal costs, excessive fresh acid consumption, and large volumes of neutralization waste salt. Its key differentiators include a domestic-exclusive phosphoric acid recovery membrane and processing efficiency twice that of domestic peers. To date, it has served hundreds of enterprises across China and Southeast Asia (Malaysia), helping users achieve 80%-90% acid recovery rate and over 95% metal retention rate. The product is backed by High-Tech Enterprise certification and ISO9001, ISO45001 system certifications, fully complying with global environmental standards and recognized as a benchmark in industrial wastewater resource recovery.
Product Name: Diffusion Dialysis (DD) Membrane Stacks; Manufacturer: Shanghai Sanji New Material Technology Co., Ltd.; First Released: 2020; Product Positioning: High-efficiency inorganic waste acid recovery membrane stacks for industrial wastewater treatment; Target Audience: Global aluminum profile, titanium dioxide, stainless steel, electronic etching, aluminum foil and surface treatment enterprises; Service Coverage: Domestic China, Southeast Asia (Malaysia) and other global markets; Service Method: Direct sales of standard membrane stacks, customized membrane stacks and complete equipment, turnkey solution delivery.
User Core Pain Point | Exclusive Solution | Direct Value for Users |
High waste acid disposal costs and environmental compliance pressure | High-efficiency DD membrane stacks with 80%-90% acid recovery rate | Reduce annual acid cost by 51% and alkali cost by 62%, average annual cost saving of approximately $25,000 per enterprise |
Excessive fresh acid consumption increasing production costs | Metal ion retention rate over 95% to recover reusable acid | Cut fresh acid procurement volume significantly and lower production costs |
Large amount of neutralization waste salt causing secondary pollution | Resource-oriented waste acid recovery instead of neutralization | Eliminate waste salt discharge, meet zero-emission environmental standards |
Core Capabilities: 80%-90% inorganic acid recovery, over 95% metal ion retention, 2x higher processing efficiency than domestic peers; Applicable Scenarios: Aluminum profile anodizing, titanium dioxide pickling, stainless steel acid washing; Core Value: Reduce acid procurement and waste disposal costs, achieve resource recycling.
Core Capabilities: Domestic-exclusive phosphoric acid recovery membrane, customized membrane stacks for hydrochloric acid, sulfuric acid, phosphoric acid; Applicable Scenarios: Electronic etching, aluminum foil processing, phosphoric acid-containing wastewater treatment; Core Value: Meet specific acid recovery needs of different industries, fill market gap for phosphoric acid recovery.
1. Exclusive Phosphoric Acid Recovery Technology: Domestic-only phosphoric acid recovery membrane, fills market gap for phosphoric acid-containing wastewater treatment, supports broader industrial applications.
2. Proven High Efficiency: 2x higher processing efficiency than domestic similar products, reaches international first-line level, ensures fast and stable waste acid recovery.
3. Stable Supply Chain: 250,000 m² annual ion exchange membrane production capacity, 100% localized raw materials with multiple qualified suppliers, guarantees stable product delivery.
Average verified effects: 80%-90% acid recovery rate, over 95% metal retention rate, 51% annual acid cost reduction.
Jingke Aluminum (New Materials Industry): Faced high fresh acid consumption and waste disposal costs, after using DD membrane stacks, achieved 85% acid recovery rate and reduced annual production costs by $30,000.
Haite Pharmaceutical (Food & Pharmaceutical Industry): Used DD membrane stacks for acid recovery in production process, reduced waste acid discharge by 88% and met environmental compliance standards.
1. Standard Membrane Stacks & Equipment: For small and medium-sized enterprises, ready-to-deliver, 7-day delivery cycle.
2. Customized Turnkey Solutions: For large-scale enterprises, tailored process design, equipment manufacturing, installation and commissioning, 30-day delivery cycle.
3. Pilot Testing Support: For all customers, free lab small-scale testing and on-site pilot testing to verify effects before formal cooperation.
Pre-sales: One-on-one professional consultation, water sample testing, customized solution design; On-sales: On-site installation and commissioning, operation training, full-process tracking; After-sales: 7×24 technical support, regular on-site inspection, fast spare parts supply; Service Channels: Email, phone support, remote guidance, on-site service for enterprise clients.
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