- Overview
- Product Introduction
- Main Product
- Company Profile
- Company Advantage
- Our Certificate
- Exhibition
- Packaging & Shipping
- FAQ
Basic Info.
Product Description
Discover the groundbreaking HQ-C3 series Charging Pile Coolant, crafted with precision using the highest quality polyester ethylene glycol. This advanced formula is enhanced with a non-ion inhibitor and a low-temperature viscosity improver, making it a trendsetter in coolant technology. Offering a customizable freezing point from a remarkable -60ºC to -20ºC, it seamlessly performs within an extraordinary temperature range of -55ºC to 120ºC. Delivered as a pre-diluted coolant, it is ready for immediate use, providing unmatched convenience and top-tier performance.
This coolant is specifically crafted for the cooling systems of charging piles, ensuring optimal performance and steadfast reliability under all conditions.
Characteristics and Usage
- Boasts superior thermal conductivity for maximized heat dissipation efficiency;
- Delivers exceptional protection against metal corrosion, safeguarding charging piles and powered equipment against unforeseen leaks;
- Exemplifies excellent environmental performance, completely free from inorganic salts such as nitrites, amines, phosphates, borates, and silicates, supporting sustainability objectives;
- Complies with stringent EU RoHS and REACH standards, highlighting its commitment to eco-friendly safety and adherence to regulatory standards.
| 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. is a beacon of innovation and excellence, strategically situated in the prestigious Hefei National High-Tech Industrial Development Zone. Spanning a grand 560 acres, our campus signifies our leadership in pioneering technological advancements. As specialists in advanced materials for surface treatments, we are at the forefront of developing innovative solutions for new energy system thermal management. Our expertise encompasses precision aerospace component manufacturing, cutting-edge electronic plating processing, and crafting state-of-the-art bespoke surface treatment equipment.equipment for surface treatment solutions.Fueled by an unwavering dedication to research and innovation, our company proudly displays formidable research capabilities. We actively participate in 7 crucial national scientific research projects, reinforcing our commitment to groundbreaking advancements. Our innovative spirit is further highlighted by our impressive array of 79 national invention patents. As industry leaders, we have initiated and contributed to 16 national and industry standards. Our rich array of 29 proprietary technologies has been honored with 3 prestigious awards for scientific and technological progress at national, provincial, and municipal levels, solidifying our leadership position in the industry.

The Liquid Cooling Division of Hefei Huaqing High Tech Surface Technology Co., Ltd. stands as a beacon of innovation, reshaping the landscape of industrial liquid cooling solutions. Our unwavering dedication is to craft and customize a wide spectrum of top-tier, eco-conscious cooling products, including heat transfer fluids and groundbreaking liquid cooling technologies. With an emphasis on cultivating long-term partnerships and harnessing cutting-edge technological innovations, we champion the seamless integration of high-efficiency, environmentally sound coolants into the commercial realm. These pioneering solutions are precisely designed to meet the stringent requirements of rapidly growing industries such as new energy vehicles, energy storage, wind power, data centers, and more. By collaborating closely with upstream and downstream partners, we aim to achieve mutually advantageous results, collectively navigating towards a greener, more sustainable future.
Spearheading Production Efficiency
At the forefront of cutting-edge production, the Huaqing New Material Production Center exemplifies outstanding infrastructure, featuring 12 ultra-modern coolant production lines, 6 completely automated surface treatment lines, and 2 advanced coating lines, together yielding an impressive annual production capacity of 200,000 tons. By incorporating environmentally friendly raw materials alongside avant-garde technologies, our center sets the standard for sustainability, significantly reducing environmental impact from the ground up. This unwavering commitment to eco-friendly production not only boosts sustainable growth but also propels industrial advancements in both surface treatment and liquid cooling domains.
Strategically Vital Geographical Advantage
Spanning a remarkable 560 mu, the Huaqing Hefei Surface Treatment Base is equipped with a state-of-the-art wastewater treatment facility capable of handling an extraordinary 10,000 cubic meters of sewage daily. This visionary establishment is on track to becoming a bustling 'high-tech park, ecological park, cultural park, and economic park,' delivering unrivaled engineering expertise and comprehensive support services for surface treatment and liquid-cooled new materials throughout East China and beyond.
Establish Influential Partnerships with Leading Universities
Extending across a vast 560 mu, the Huaqing Hefei Surface Treatment Base features a cutting-edge wastewater treatment center, with an impressive daily processing capacity of 10,000 cubic meters. Positioned to transform into a 'high-tech park, ecological park, cultural park, and economic park,' the base is poised to offer premier engineering and technical assistance, along with extensive auxiliary services for surface treatment and liquid-cooled new materials, catering to clients both in East China and the broader national landscape.



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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