Product Description:
Ox-501(15-90) is a fatty alcohol polyether sulfonic acid potassium salt, which belongs to anionic surfactant and carrier for acid zinc plating. Good salt resistance, bright coating can be formed in the region of medium and high current density, and has excellent hydrolysis resistance. It has good dispersion and emulsification in different concentrations of acid zinc plating solution, and has excellent comprehensive properties It can be used with non-ionic for better effect. OX-501 is suitable for barrel plating and hanging plating.
Application:
Ox-501 has good uniform and deep plating ability, can emulsify and disperse OCBA (o-chlorobenzaldehyde) and BAR (benzylidene, and has good compatibility with other additives.
1. Dosage of main brightener: 100-200g / L, which can be used with emulsifier or alone.
2. Dosage of softener: 200-250g / L, which can be combined with other negative and non carrier, with good comprehensive performance.
3. Applicable temperature range: 20-35 ℃.
4. Applicable pH value range: 5.5-6.5.
Packaging and storage:
25kg, 200kg and 1000kg plastic drums should be stored in cool, dry and ventilated warehouse and packaged in boxes.
Bright Coatings for High-Density ApplicationsFengfan OX-501 enables the formation of bright, even coatings in medium to high current density zones. This makes it a favored choice for electroless nickel plating companies and wholesale China high quality electroless nickel plating factories where surface quality is critical.Superior Additive Dispersion PerformanceIts chemical structure allows OX-501 to effectively emulsify and disperse core additives such as OCBA (ortho-chlorobenzaldehyde) and BAR (benzylidene acetone), contributing to smooth and stable electroplating baths. Surfactants suppliers and chemical intermediates suppliers benefit from this efficiency in acid zinc plating formulations.Tailored for Modern Plating SystemsOperating efficiently within a pH range of 5.5–6.5 and temperature of 20–35°C, OX-501 adapts well to various zinc plating systems. This flexibility supports chemical nickel plating plants, bulk plating chemical suppliers, and chemical raw materials manufacturing setups seeking compatibility with different process requirements.Reliable Support for Sustainable ManufacturingFengfan’s OX-501 aligns with environmentally-conscious production, helping surfactants manufacturers and electroless nickel plating suppliers reduce bath instability and chemical waste—without compromising performance.
Product Advantages
Bright and Uniform Zinc CoatingsProvides exceptional visual quality and surface finish demanded by wholesale high quality China electroless nickel plating factories and electroless nickel plating services.Enhanced Additive DispersionOptimized for dispersing and emulsifying functional agents, ideal for surfactants manufacturers, plating chemical suppliers, and chemical intermediates manufacturer operations.Strong Hydrolysis and Salt ResistanceEnsures long-term chemical stability, supporting operations in chemical raw materials manufacturing and chemical nickel plating plants.Compatible with Rack and Barrel PlatingA versatile surfactant solution valued by surfactants supplier and electroless nickel plating company production lines.Supports Green Manufacturing StandardsPreferred by surfactants suppliers, chemical intermediates manufacturers, and bulk plating chemical suppliers for its eco-responsible formulation.
About Us
Industry Leadership in Surface Finishing Solutions
Wuhan Fengfan International Trade Co., Ltd., a wholly-owned subsidiary of Wuhan Fengfan Electrochemical Technology Co., Ltd., stands as a market leader in China's surface finishing industry. With over 40 years of experience since its founding in 1984, Fengfan has developed several world-leading product lines, combining exclusive technologies with international advancements to create efficient, user-friendly, and environmentally friendly electroplating additives.
Core Manufacturing Capabilities and Quality Assurance
- Advanced Production Facility: Located in Wuhan Dongxihu District, Fengfan Tech Park spans approximately 67 acres with a floor space of about 7,000 m². The facility boasts an annual production capacity of 3,000–5,000 tons of surface treatment additives.
- Quality and Safety Standards: The company has achieved clean production verification approval and adheres to safety in production standardization. It implements a 6S scene management system, standard management practices, and a classified logistics system to ensure product quality and operational efficiency.
- Research and Development: Fengfan operates a professional electroplating pilot test laboratory, focusing on the research and development of green electroplating processes.
Production Strength in Numbers
- Facility Size: 67 acres with 7,000 m² of floor space.
- Annual Production Capacity: 3,000–5,000 tons of surface treatment additives.
- Experience: Over 40 years in the electroplating industry.
- Intellectual Property: More than 20 patents and over 100 technical papers published in professional magazines.
Commitment to Sustainable Development
Fengfan is dedicated to environmental responsibility, developing green electroplating products that are efficient, easy to use, and environmentally friendly. The company's clean production verification and focus on sustainable practices reflect its commitment to reducing environmental impact.
Customer Collaboration Process
- Fengfan emphasizes a collaborative approach with clients, offering:
- Consultation: Understanding client needs and providing expert advice.
- Customization: Developing tailored solutions based on specific requirements.
- Quality Assurance: Ensuring products meet stringent quality standards.
- After-Sales Support: Providing ongoing support and assistance post-delivery.
Global Service Capability
With a strong presence in the Chinese market and a commitment to international standards, Fengfan is equipped to serve clients worldwide. The company's integration of exclusive and foreign technologies positions it as a reliable partner for global surface finishing needs.
Use Scenarios
Role in High-Volume Barrel Plating Facilities
In high-throughput manufacturing plants specializing in acid zinc plating of small to medium-sized components, Fengfan OX-501 acts as a critical acid zinc plating surfactant ensuring homogeneous dispersal of brightening agents in barrel plating baths. Its strong salt and hydrolysis resistance extend bath longevity under continuous operation, reducing maintenance frequency and chemical waste. The product’s low foam generation optimizes agitation and circulation in barrel systems, maintaining consistent environmental conditions for uniform coating quality. This facilitates integration into automated plating lines where stable bath composition and predictable output are crucial for adherence to tight production schedules.
Application within Hanging Plating Production Lines
Within hanging plating operations for precision parts and components requiring high gloss finishes, OX-501 functions as a reliable acid galvanizing surfactant carrier promoting even deposit distribution under variable current densities. Its emulsification efficacy for additives like OCBA aids in refining surface uniformity crucial in sectors such as automotive or electronics finishing. Compliance with strict bath pH and temperature ranges ensures plating process stability, supporting quality assurance protocols. The additive’s compatibility with non-ionic surfactants further enhances formulation adaptability to specific substrate and part geometries, contributing to reduced rework rates and improved production consistency.

FAQ
What is the primary function of OX-501 in acid zinc plating?OX-501 is an anionic surfactant intermediate that acts as a carrier in acid zinc plating baths, delivering bright, uniform coatings with strong hydrolysis and salt resistance. Its excellent emulsification properties support additives like OCBA and BAR, ensuring stable and high-quality plating results.How should OX-501 be dosed for optimal plating performance?For effective brightness, use OX-501 at 100–200 g/L as the main brightener carrier. When combined as a softener, dosage ranges from 200 to 250 g/L. These guidelines optimize the acid zinc plating surfactant's performance under recommended operating conditions.What operating conditions are recommended for OX-501 use?OX-501 performs best at temperatures between 20 and 35 °C and within a pH range of 5.5 to 6.5. Maintaining these parameters ensures consistent plating quality and longevity of the acid galvanizing surfactant carrier within the bath.Does OX-501 support use with other additives in zinc plating baths?Yes, OX-501 is compatible with both non-ionic additives and core agents such as OCBA and BAR. Its excellent dispersion and low foaming properties make it an ideal anionic surfactant for zinc plating, improving bath stability and coating uniformity in diverse plating processes.