Guangdong Depa Chemical Co., Ltd. is primarily engaged in the research and manufacture of environmentally friendly industrial medium products such as industrial lubricants, metalworking fluids, rust preventatives, and liquid cleaners. It has obtained multiple national patents. As a source manufacturer specializing in the research and development of high-end industrial oils, Depa has been focusing on research and patent applications in several niche areas, including micro-lubricants, long-term marine-specific rust preventatives, smokeless cutting oils, and environmentally friendly odorless cutting fluids. It has been recognized and certified by benchmark enterprises in precision machinery and instruments both domestically and internationally, and has become an important contributor to precision manufacturing.

     Depa products are widely used in various manufacturing industries such as energy, military, aviation, automotive, electrical appliances, electronics, paper-making, and machinery. They have been recommended as a preferred brand by several world-class precision equipment manufacturers. Additionally, Depa has established direct technical support centers in Guangdong, Chongqing, and Jiangsu to serve the rapidly growing Chinese manufacturing industry.

In terms of technological research and development, Depa focuses on research aimed at improving efficiency and reducing costs in the fields of industrial lubrication, rust prevention, and cleaning. Emphasis is placed on the selection of raw materials and rigorous testing. Through meticulous repeated testing and verification, we hope that our products can demonstrate better cost-effectiveness when used by users.

    Currently, with the increasing advocacy for environmental protection and the urgent need to reduce manufacturing costs, Depa is under certain pressure in research and development. Users have high expectations for Depa's product development, and Depa has significantly increased its investment in research and development this year. In terms of technology, it strives to continuously upgrade formulas to improve the cost-effectiveness of customer use.

In terms of product production, Depa primarily focuses on three categories of products: high-standard cutting, rust prevention, and industrial cleaning. To ensure product quality and prevent cross-contamination, all product lines are dedicated to specific purposes, and each tank is used exclusively for its designated product. We have a total of 16 production lines.

 Brand height is determined by quality strength. As a leading enterprise in the lubricant field, to ensure the pure quality of every barrel of oil delivered to customers, Depa has equipped itself with a comprehensive set of production facilities and quality monitoring processes for production management. From the procurement and testing of base oils, additives, and packaging materials, to product blending, and then to finished product packaging, every step is meticulously supervised by a professional team.

Introduction to Depa's main products

Depa produces a wide range of competitive products, covering a diverse product line including high-end industrial lubricants, cutting fluids, rust preventatives, molding lubricants, and environmentally friendly industrial cleaners.

Compounded from various additives, they exhibit excellent cooling, flushing, and sedimentation performance, and demonstrate strong adaptability to water quality. Compared to other DEPA series water-based cutting fluids, they maintain the most stable usage state and have the longest service life. They are widely used for drilling stainless steel watchbands.

· Appearance of working fluid: colorless and transparent

· pH value (5% aqueous solution): 8.5

· Applicable materials: all ferrous metals, non-ferrous metals, ceramics, glass, etc

· Suitable processes: grinding, turning, milling, boring, drilling, reaming, and threading

2. DEPA-800 Full-Performance Water-Soluble Cutting Fluid The DEPA-800 series of full-performance water-soluble cutting fluids exhibit excellent extreme pressure and lubricating properties. Their stable chemical system provides good anti-corrosion and non-ferrous metal protection capabilities. They are suitable for various forms of machining of various materials and demonstrate good stability even in hard water areas. They are widely used in the cutting and drilling of cylinder blocks and heads for automotive aluminum alloy engines.

Appearance of working fluid: milky white and translucent

pH value (5% aqueous solution): 9.0

Applicable materials: all ferrous metals, non-ferrous metals, ceramics, glass, etc

Suitable processes: grinding, turning, milling, boring, drilling, reaming, and threading

3. DEPA-R150 electroplating rust preventive oil, a volatile thin film rust inhibitor series, forms a soft oily rust-proof film on metal surfaces, imbued with a pleasant fragrance. It encompasses rust preventive oils specifically formulated for copper materials as well as rust preventive products for steel and iron materials. The rust prevention period, oil film thickness, and drying time can be selected as per requirements. It is also extensively utilized in the rust prevention of motor rotor cold plates, silicon steel sheets, and other thin sheet stamping processes, and is suitable for rust prevention of electroplated products.

Appearance: Light yellow

Viscosity @ 40℃ (cst): 1.5~8

Antirust cycle: 3~12 months

4. DEPA-DB3-8 New Energy Power Battery Shell Drawing Oil The DEPA-DB series is specifically designed for the drawing, punching, shearing, and cold forging of metal materials, covering various processes and materials ranging from the lightweight deformation processing of zinc sheets to the extremely heavy-duty alloy steel forming and cold forging. The extreme pressure lubrication properties of this series of products effectively reduce the occurrence of galling and burrs on processed products, extend mold life, improve work efficiency, and are extremely easy to clean. It is widely used in the forming and lubrication of shells, mobile phones, and aluminum power battery cases.

Appearance: yellow and transparent

Cutting ability: medium to high load

Applicable processes: punching, shearing, bending, and stretching of sheet materials

Applicable materials: cold-rolled sheet, galvanized sheet, copper sheet, aluminum sheet, titanium alloy, stainless steel

5. The DEPA-WTA02AL battery aluminum case cleaning agent, a water-based cleaning agent series, is categorized into three types: ferrous metals, non-ferrous metals, and specific processes. It exhibits excellent rust prevention and cleaning performance on metal materials. The optimal cleaning temperature ranges from 60-100℃, and it should be selected according to on-site process requirements. The DEPA-WTA series is suitable for cleaning zinc alloys, and the product is resistant to oxidation and discoloration.

Appearance: Light and transparent

PH value (5%): 8.5-9.0

6. DEPA-02 Micro-Mist Cutting Oil The DEPA-02 series is specially designed for modern advanced oil mist and other micro-lubrication (MQL) cooling, primarily used in carbide cutting and sawing oils. It utilizes a new biodegradable and environmentally friendly material, while addressing the concerns of smoke and waste fluid emissions in heavy-duty machining.

Appearance: Transparent

Viscosity @ 40℃ (cst): 10/25/35

Suitable processes: sawing, turning, milling, boring, drilling

7. DEPA-520 heavy-duty multi-functional cutting oil DEPA-500 series is suitable for cutting difficult-to-machine materials, such as broaching, deep-hole drilling, gun drilling, and honing of titanium alloy stainless steel, high nickel steel, and heat-resistant steel. Composed of various hydraulic additives, it can be used in traditional machine tools and high-speed CNC machining centers.

Appearance: clear light yellow

Viscosity @ 40℃ (cst): 5/10/20/30/40/50

Open flash point ℃: 200/215/220/240

Applicable materials: ferrous metals, titanium alloy stainless steel, heat-resistant alloys, and some non-ferrous metals