- Overview
- Product Introduction
- Main Product
- Company Profile
- Company Advantage
- Our Certificate
- Exhibition
- Packaging & Shipping
- FAQ
Basic Info.
Product Description
Introducing the HQ-C2 Series Charging Pile Coolant, a beacon of cutting-edge precision engineering. Masterfully crafted from premium polyester-grade ethylene glycol, it features an enriched blend of organic carboxylate compound corrosion inhibitors and ultra-pure water-an unparalleled formulation. With its impressive freezing point range of -60ºC to -20ºC, this avant-garde coolant operates flawlessly within a broad temperature spectrum from -55ºC to 120ºC. Conveniently pre-diluted for immediate use, it embodies the pinnacle of coolant solutions for charging pile systems, ensuring optimal performance and seamless operation.
Characteristics and Usage
-Elevating thermal conductivity to new heights, this advanced coolant sets a new standard in temperature control for charging pile systems, ensuring consistent and unparalleled thermal management for outstanding efficiency.
-Offering exceptional metal corrosion resistance and seamless compatibility with non-metal materials, it not only extends the service life of your charging pile temperature control system but also meticulously protects your investment with superior precision and care.
-With an extraordinary service life extending up to an impressive 10 years, this coolant significantly reduces maintenance expenses, providing an economically sound solution for long-lasting, reliable operation that endures over time.
Exceptional in its anti-freezing capabilities, this coolant acts as a stalwart protector, safeguarding your equipment from potential damage caused by liquid freezing and expansion, thus preserving system integrity even in the harshest conditions.
-Showcasing remarkable environmental performance, this eco-friendly coolant is devoid of phosphorus, amine, nitrite, nitrate, molybdate, and other inorganic salts, making it the preferred choice for environmentally conscious users.
-Fully compliant with EU RoHS, REACH, and other rigorous global standards, this coolant ensures adherence to the pinnacle of international safety and environmental protection criteria.
| Project | HQ-C2-35 | Test method | ||
| Appearance | No precipitation or suspended matter, clear and transparent liquid | Visual estimation | ||
| Color | Red | Visual estimation | ||
| Density(20.0ºC)/(g/cm3) | 1.074 | SH/T 0068 | ||
| Freezing point/ºC | -36.8 | SH/T 0090 | ||
| Boiling point/ºC | 108.2 | SH/T 0089 | ||
| pH value | 8.8 | SH/T 0069 | ||
| Chlorine content/(mg/kg) | 3 | SH/T 0621 | ||
| Reserve alkalinity/ml | 6.1 | SH/T 0091 | ||
| 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 | 0.5 | SH/T 0085 |
| Brass | 0.4 | |||
| Steel | 0.1 | |||
| Cast aluminum | 1.2 | |||
| 6-series aluminum | 0.8 | |||
| 4-series aluminum | 1.0 | |||
| 3-series aluminum | 1.5 | |||
| Bubble tendency (70ºC±1ºC) |
Foam volume/ml | 45 | SH/T 0066 | |
| Foam disappearance time/s | 1.2 | |||
Hefei Huaqing HighTech Surface Technology Co., Ltd. is a prestigious leader in technological innovation, strategically located in the illustrious Hefei National High-Tech Industrial Development Zone. Our expansive facility, encompassing a vast 560 acres, forms the robust foundation for our pioneering advancements in cutting-edge technology. We are dedicated specialists in advanced materials tailored for surface treatment, spearheading the evolution of pioneering materials uniquely designed for cooling systems in new energy technologies. Our expertise gleams in the precise manufacturing of aerospace components and the execution of advanced electronic plating processes. Moreover, we excel in designing bespoke equipment tailored for surface treatment applications, ensuring supreme performance and unmatched quality.bespoke equipment for surface treatment.
Our company is celebrated for its exceptional research capabilities, exemplified by our active role in 7 critical national scientific research projects. Our unwavering dedication to innovation is reflected in our impressive portfolio of 79 national invention patents. As industry trailblazers, we have been key in developing and setting 16 vital national and industry standards. Our extensive and diverse portfolio features 29 proprietary technologies that have earned us 3 prestigious awards for scientific and technological advancement on national, provincial, and municipal levels. Our relentless drive for excellence empowers us to constantly set new benchmarks and exceed industry expectations.

Leading the Liquid Cooling Revolution: At Hefei Huaqing High Tech Surface Technology Co., Ltd., our Liquid Cooling Division is fervently committed to spearheading the next wave of industrial evolution in liquid cooling materials. Our goal is to offer a comprehensive array of high-performance, eco-friendly coolants, heat transfer fluids, and avant-garde liquid cooling solutions, meticulously tailored for excellence. Through enduring partnerships and the embracement of groundbreaking technological advancements, we advocate the broad adoption of high-performance, environmentally conscious coolants. These innovations are meticulously crafted to satisfy the stringent requirements of new energy vehicles, energy storage systems, wind power installations, and data centers, among others. By collaborating with both upstream and downstream enterprises, we aim for mutually advantageous outcomes, collectively paving the way for a more sustainable, greener future, and setting new industry standards.
Revolutionizing Production Efficiency: Our relentless quest for production excellence distinguishes us. By concentrating on process optimization and utilizing cutting-edge technologies, we ensure our production capabilities are not only highly efficient but also sustainably equipped to meet the rising demands of the modern world, establishing a new benchmark for industry excellence.
At the Forefront of Innovation: The Huaqing New Material Production Center is equipped with advanced infrastructure, including 12 high-tech coolant production lines, 6 fully automated surface treatment lines, and 2 coating lines, resulting in a remarkable annual output of 200,000 tons. By utilizing eco-friendly raw materials and pioneering technologies, our center exemplifies sustainability, minimizing environmental impact at its core. This steadfast commitment to clean production is instrumental in promoting sustainable growth and industrial advancement in both the surface treatment and liquid cooling sectors.
Strategic Geographical Supremacy: Our prime geographical positioning is more than just an asset; it epitomizes our dedication to accessibility and excellence. Strategically placed for maximum reach, we ensure our clients benefit from unparalleled logistical advantages and a comprehensive support network throughout the region, reinforcing our commitment to superior service delivery.
Strategically Located Huaqing Hefei Surface Treatment Base: Encompassing a vast 560 mu, this cutting-edge facility features an advanced wastewater treatment center with a daily capacity of 10,000 cubic meters. This innovative base is transforming 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 innovative liquid-cooled new materials across East China and beyond, setting new standards in industry innovation.
Forging Groundbreaking Alliances with Leading Universities: By building partnerships with prestigious academic institutions, we bridge the gap between research and practical application, fostering a culture of continuous innovation and growth. These strategic alliances propel us forward, ensuring our technological advancements remain at the industry's cutting edge.
Expansive Huaqing Hefei Surface Treatment Base: Stretching over an extensive 560 mu, this state-of-the-art facility is equipped with an innovative wastewater treatment plant boasting a daily processing capacity of 10,000 cubic meters. Designed to evolve into a 'high-tech park, ecological park, cultural park, and economic park,' this base is poised to offer exceptional engineering and technical support, along with comprehensive auxiliary services for surface treatment and groundbreaking liquid-cooled new materials, serving clients across East China and the broader national landscape with unrivaled proficiency.



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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