- Overview
- Product Introduction
- Main Product
- Company Profile
- Company Advantage
- Our Certificate
- Exhibition
- Packaging & Shipping
- FAQ
Basic Info.
Product Description
Discover the innovative Charging Pile Coolant HQ-C3 series, a cutting-edge solution crafted with the finest polyester ethylene glycol. This exceptional formulation is fortified with a non-ion inhibitor and an advanced low-temperature viscosity improver, offering a customizable freezing point from an astounding -60ºC to -20ºC. It operates seamlessly across an impressive temperature range from -55ºC to 120ºC. Arriving as a pre-diluted, ready-to-use coolant, it ensures unmatched convenience and exceptional performance.
This product is specifically engineered to cater to the cooling systems of charging piles, guaranteeing maximum performance and steadfast reliability.
Characteristics and Usage
- Boasts superior thermal conductivity for optimal heat dissipation;
- Delivers exceptional protection against metal corrosion, safeguarding charging piles and powered equipment from unexpected leaks;
- Excels in environmental performance, being completely 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, highlighting its commitment to eco-friendly safety and regulatory adherence.
| 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 esteemed Hefei National High-Tech Industrial Development Zone. Our expansive campus, sprawling across an impressive 560 acres, highlights our pioneering role in the realm of cutting-edge technological advancements. We specialize in advanced materials for surface treatment, propelling us to the forefront of developing groundbreaking materials for the thermal management of new energy systems. Our expertise extends to precision manufacturing of aerospace components, state-of-the-art electronic plating processing, and the crafting of bespoke equipment for surface treatment solutions.equipment for surface treatment solutions.Fueled by an unwavering passion for research and innovation, our company proudly flaunts robust research capabilities. We are at the forefront, actively engaged in 7 pivotal national scientific research projects, a testament to our dedication to groundbreaking advancements. Our innovative ethos is further accentuated by our impressive portfolio of 79 national invention patents. As industry trailblazers, we have initiated and contributed to the establishment of 16 national and industry standards. Our rich portfolio boasts 29 proprietary technologies, distinguished 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 pinnacle of industrial innovation in liquid cooling materials. Our unwavering dedication is to deliver an extensive range of premium, eco-friendly coolants, heat transfer fluids, and forward-thinking liquid cooling technology solutions. By nurturing long-lasting partnerships and harnessing cutting-edge technological progress, we drive the commercial integration of high-performance, environmentally friendly coolants. These advanced solutions are intricately designed to meet the rigorous demands of rapidly growing sectors including new energy vehicles, energy storage systems, wind power installations, and data centers. In close collaboration with upstream and downstream enterprises, we ensure mutually beneficial outcomes, collectively paving the way towards a cleaner, more sustainable future.
Spearheading Production Efficiency
At the forefront of innovation, the Huaqing New Material Production Center exemplifies exceptional infrastructure with its 12 state-of-the-art coolant production lines, 6 fully automated surface treatment lines, and 2 coating lines, culminating in an impressive annual output of 200,000 tons. By blending eco-friendly raw materials with pioneering technologies, our center is a beacon of sustainability, significantly reducing environmental impact from the outset. This unwavering commitment to clean production fortifies sustainable growth and propels industrial advancement across the surface treatment and liquid cooling sectors.
Strategically Vital Geographical Advantage
Sprawling across a remarkable 560 mu, the Huaqing Hefei Surface Treatment Base is equipped with an advanced wastewater treatment center able to handle an extraordinary 10,000 cubic meters of sewage daily. This visionary base is on a transformative path to becoming a 'high-tech park, ecological park, cultural park, and economic park,' delivering unmatched 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
Occupying a vast 560 mu, the Huaqing Hefei Surface Treatment Base features a cutting-edge wastewater treatment facility capable of processing 10,000 cubic meters of sewage each day. Poised to evolve into a 'high-tech park, ecological park, cultural park, and economic park,' this base is set to provide premier engineering and technical support, along with an array of auxiliary services for surface treatment and liquid-cooled new materials, serving clients across 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).

![[Hot Item] Premium Coolant for Multi-Functional Charging Pile Thermal Management](http://image.made-in-china.com/2f0j00AjPCWnfdihqF/Premium-Coolant-for-Multi-Functional-Charging-Pile-Thermal-Management.webp)







