- Overview
- Product Introduction
- Main Product
- Company Profile
- Company Advantage
- Our Certificate
- Exhibition
- Packaging & Shipping
- FAQ
Basic Info.
Product Description
Discover the groundbreaking Charging Pile Coolant HQ-C3 series, crafted with the utmost precision using top-tier polyester ethylene glycol. Fortified with a sophisticated non-ion inhibitor and a cutting-edge low-temperature viscosity improver, this advanced formulation exhibits a customizable freezing point from a remarkable -60ºC to -20ºC. It seamlessly functions across an extensive temperature range of -55ºC to 120ºC. As a pre-diluted coolant, it presents itself ready-to-use, ensuring unmatched convenience and superior performance.
Purposefully designed for the cooling systems of charging piles, this product ensures optimal performance and steadfast reliability, meeting the highest standards of excellence.
Characteristics and Usage
- Demonstrates exceptional thermal conductivity, ensuring efficient heat dissipation for enhanced system performance;
- Delivers superior protection against metal corrosion, safeguarding charging piles and powered equipment from unexpected leaks, prolonging their lifespan;
- Boasts outstanding environmental performance, completely free of inorganic salts such as nitrites, amines, phosphates, borates, and silicates, supporting sustainability initiatives;
- Complies with stringent EU RoHS and REACH standards, highlighting its commitment to eco-friendly safety and adherence to regulatory compliance.
| Project | HQ-C3-35 | Test method | ||
| Appearance | No precipitation or suspended matter, clear and transparent liquid | Visual estimation | ||
| Color | Red | Visual estimation | ||
| Density(20.0ºC)/(g/cm3) | 1.071 | SH/T 0068 | ||
| Freezing point/ºC | -36.5 | SH/T 0090 | ||
| Boiling point/ºC | 107.7 | SH/T 0089 | ||
| pH value | 6.8 | SH/T 0069 | ||
| Chlorine content/(mg/kg) | 1 | SH/T 0621 | ||
| The impact on automotive organic coatings | No impact | SH/T 0084 | ||
| Corrosion of glassware (88ºC±2ºC, 336h±2h) |
Change in mass (mg/Test piece) |
Purple copper | 1.2 | SH/T 0085 |
| Brass | 1.5 | |||
| Steel | 1.1 | |||
| Cast aluminum | 1.8 | |||
| 6-series aluminum | 2.1 | |||
| 4-series aluminum | 1.2 | |||
| 3-series aluminum | 1.1 | |||
| Bubble tendency (70ºC±1ºC) |
Foam volume/ml | 40 | SH/T 0066 | |
| Foam disappearance time/s | 1.4 | |||
Hefei Huaqing HighTech Surface Technology Co., Ltd. stands as a beacon of innovation and excellence, strategically located in the acclaimed Hefei National High-Tech Industrial Development Zone. Our sprawling campus, covering an impressive 560 acres, highlights our status as trailblazers in cutting-edge technological advancements. We specialize in advanced materials for surface treatment, leading the way in developing pioneering solutions for the thermal management of new energy systems. Our expertise also extends to the precision manufacture of aerospace components, cutting-edge electronic plating processing, and the creation of tailor-made equipment for surface treatment solutions.equipment for surface treatment solutions.Fueled by a steadfast dedication to research and innovation, our company boasts extraordinary research capabilities. Engaged in 7 critical national scientific research projects, we are committed to groundbreaking achievements. Our innovative spirit is highlighted by our remarkable collection of 79 national invention patents. As pioneers, we have spearheaded and contributed to the development of 16 national and industry standards. Our extensive portfolio includes 29 proprietary technologies, recognized by 3 prestigious awards for scientific and technological progress at national, provincial, and municipal levels, affirming our industry leadership.

The Liquid Cooling Division of Hefei Huaqing High Tech Surface Technology Co., Ltd. stands as a trailblazer in advancing the industrial use of superior liquid cooling solutions. Our fervent commitment is to provide a broad spectrum of top-tier, eco-conscious coolants, heat transfer fluids, and innovative liquid cooling technologies. By nurturing lasting partnerships and harnessing the latest technological breakthroughs, we enable the seamless integration of high-performance, environmentally responsible coolants into the commercial sphere. These state-of-the-art products are meticulously crafted to meet the stringent requirements of rapidly evolving industries like new energy vehicles, energy storage systems, wind power facilities, and data centers, among others. We collaborate closely with both upstream and downstream industry leaders to achieve shared successes, collectively paving the way for a cleaner, more sustainable future.
Spearheading Production Efficiency
At the cutting edge of innovation, the Huaqing New Material Production Center epitomizes exceptional infrastructure, featuring 12 state-of-the-art coolant production lines, 6 fully automated surface treatment lines, and 2 coating lines. Together, these contribute to a remarkable annual output of 200,000 tons. By integrating environmentally sustainable raw materials with pioneering technologies, our center sets a benchmark for sustainable practices, minimizing environmental footprint from the outset. This unwavering commitment to clean production significantly enhances sustainable growth and industrial advancement in both the surface treatment and liquid cooling domains.
Strategically Vital Geographical Advantage
Encompassing a remarkable 560 mu, the Huaqing Hefei Surface Treatment Base is equipped with a cutting-edge wastewater treatment center, capable of processing an extraordinary 10,000 cubic meters of wastewater daily. This visionary base is on course to transform into a dynamic 'high-tech park, ecological park, cultural park, and economic park,' providing unmatched engineering expertise and comprehensive support services for surface treatment and liquid cooling materials across East China and beyond.
Establish Influential Partnerships with Leading Universities
Occupying an extensive 560 mu, the Huaqing Hefei Surface Treatment Base features a state-of-the-art wastewater treatment facility with an impressive daily processing capability of 10,000 cubic meters. Poised to evolve into a 'high-tech park, ecological park, cultural park, and economic park,' the base is set to deliver premier engineering and technical support, alongside a wide array of auxiliary services for surface treatment and liquid cooling materials, serving clients throughout East China and the nation.



Q1: What types of antifreeze are available and for which scenarios?
A: Organic Acid Type (OAT) is available for petrol, diesel, electric vehicles and industrial equipment cooling systems.
Q2: What is the main ingredient of antifreeze and is it environmentally friendly?
A: This product adopts ethylene glycol/propylene glycol based formula with high efficient corrosion inhibitor and antioxidant, which complies with RoHS, REACH environmental protection standards and is non-toxic and harmless.
Q3: What international certifications have the products passed?
A: Certifications include: ISO9001, ISO14001, ISO45001.
Q4: What are the packaging specifications and do you support customization?
A: Standard specification: 25L/200L/1000L drum, support LOGO printing, leak-proof packaging customization, accept OEM/ODM service.
Q5: What is your terms of delivery?
A: FOB,EXW.
Q6: What is your terms of payment?
A: We support T/T and L/C payments. T/T payment requires a 30% deposit when placing an order and 70% of the final payment before shipping.
Q7: How long does it take from order to delivery?
A: Bulk orders 15-30 days (depending on order quantity).

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