- 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, expertly crafted with top-tier polyester ethylene glycol. Infused with a non-ion inhibitor and a low-temperature viscosity enhancer, this cutting-edge formula provides a customizable freezing point, ranging impressively from -60ºC to -20ºC. It operates seamlessly over a vast temperature range of -55ºC to 120ºC. As a pre-diluted solution, it is delivered ready-to-use, ensuring unmatched convenience and peak performance.
Meticulously designed for the cooling systems of charging piles, this product ensures optimum performance and steadfast reliability.
Characteristics and Usage
- Demonstrates outstanding thermal conductivity for superior heat dissipation;
- Delivers exceptional protection against metal corrosion, safeguarding charging piles and powered equipment from potential leaks;
- Achieves extraordinary environmental performance, free from inorganic salts such as nitrites, amines, phosphates, borates, and silicates, aligning perfectly with sustainability objectives;
- Complies with stringent EU RoHS and REACH standards, emphasizing its commitment to eco-friendly safety and 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, perfectly situated in the esteemed Hefei National High-Tech Industrial Development Zone. Our expansive campus, sprawling over a breathtaking 560 acres, positions us as true pioneers in cutting-edge technological advancement. We specialize in advanced materials for surface treatment, leading the vanguard of innovation in the thermal management of new energy systems. Our expertise extends to the precision manufacturing of aerospace components, cutting-edge electronic plating processing, and the crafting of bespoke equipment for surface treatment solutions.equipment for surface treatment solutions.Driven by an unwavering passion for research and innovation, our company proudly showcases formidable research capabilities. We are deeply engaged in 7 pivotal national scientific research projects, illustrating our firm commitment to groundbreaking advancements. Our innovative spirit is highlighted by our impressive portfolio of 79 national invention patents. As trailblazers in our field, we have initiated and contributed to 16 national and industry standards. Our rich portfolio includes 29 proprietary technologies, recognized by 3 prestigious awards for scientific and technological progress at national, provincial, and municipal levels, solidifying our leadership in the industry.

The Liquid Cooling Division of Hefei Huaqing High Tech Surface Technology Co., Ltd. stands at the cutting edge of industrial innovation, transforming the application of superior liquid cooling materials. Our unwavering mission is to provide and customize a broad spectrum of high-quality, eco-conscious coolants, advanced heat transfer fluids, and innovative liquid cooling technology solutions. Through nurturing long-term partnerships and harnessing state-of-the-art technological breakthroughs, we enable the seamless integration of high-performance, environmentally responsible coolants into the commercial landscape. These groundbreaking solutions are precisely designed to meet the challenging requirements of rapidly growing sectors including new energy vehicles, energy storage systems, wind power installations, data centers, among many others. We work hand in hand with both upstream and downstream enterprises to ensure mutually beneficial results, collectively paving the way toward a cleaner, sustainable future.
Spearheading Production Efficiency
At the forefront of innovation, the Huaqing New Material Production Center exemplifies exceptional infrastructure and capacity, featuring 12 state-of-the-art coolant production lines, 6 fully automated surface treatment lines, and 2 cutting-edge coating lines, culminating in an extraordinary annual output of 200,000 tons. By integrating eco-friendly raw materials with advanced technologies, our center sets the benchmark for sustainability, significantly reducing environmental impact from the outset. This unwavering commitment to green production greatly enhances sustainable growth and industrial advancement in both the surface treatment and liquid cooling sectors.
Strategically Vital Geographical Advantage
Encompassing a remarkable 560 mu, the Huaqing Hefei Surface Treatment Base is equipped with a pioneering wastewater treatment facility, capable of processing an incredible 10,000 cubic meters of sewage daily. This visionary base is on track to become a dynamic 'high-tech park, ecological park, cultural park, and economic park,' offering unmatched engineering expertise and comprehensive support services for surface treatment and liquid-cooled new materials across East China and further afield.
Establish Influential Partnerships with Leading Universities
Situated over a vast 560 mu, the Huaqing Hefei Surface Treatment Base features a cutting-edge wastewater treatment facility with a formidable daily capacity of 10,000 cubic meters. Poised to transform into a 'high-tech park, ecological park, cultural park, and economic park,' the base is ready to provide top-tier engineering and technical support, along with extensive auxiliary services for surface treatment and liquid-cooled new materials, catering to clients throughout East China and across 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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