Product Details
- Overview
- Product Introduction
- Main Product
- Company Profile
- Company Advantage
- Our Certificate
- Exhibition
- Packaging & Shipping
- FAQ
Basic Info.
Model NO.
HQ-EC2
Form
Liquid
Component
Antifreeze
The Mother Liquor
Glycol
Capacity
500 - 1000ml
Storage
Moisture-Proof
Viscosity Grade
0
Condition
Liquid
Ingredients
Glycol
Brand
Huaqing
Transport Package
Wooden
Specification
(H)140X(W)410X(D)315 MM
Trademark
huaqing
Origin
China
Product Description
Introducing the HQ-EC2 Series Motor Vehicle Antifreeze Coolant, a meticulously crafted blend that combines polyester grade ethylene diol with a potent mix of high-efficiency corrosion inhibitors and defoamers. Designed to deliver unparalleled performance, this coolant ensures your vehicle remains protected from the harshest temperatures. Our premium formula is tailor-made to suit your specific needs, offering a customizable freezing point range from -60ºC to -20ºC, with an operating temperature spectrum spanning -55ºC to 120ºC. This ready-to-use, pre-diluted coolant is formulated for immediate application, providing hassle-free efficiency. Ideal for the advanced cooling systems of electric vehicle power batteries, motors, electronic controls, and power exchange stations, our solution is engineered to enhance performance and longevity.
-Boasts superior thermal conductivity and exceptional metal corrosion protection, safeguarding the reliable and safe operation of power batteries and other sensitive equipment;
-Demonstrates outstanding environmental responsibility, as it is free from nitrite, amine salt, phosphate, borate, and silicate, ensuring eco-friendly operation;
-Offers an impressive replacement cycle of up to 3 years or 150,000 km, whichever milestone you reach first;
-Conforms to rigorous standards like EU RoHS and REACH, meeting all regulatory requirements with confidence.
Our company proudly spearheads innovation with 7 national scientific research projects under our belt. We boast an impressive portfolio of 79 national invention patents and have played a key role in both hosting and participating in the creation of 16 pivotal national and industry standards. With 29 proprietary technologies in our arsenal, we have been honored with 3 prestigious national, provincial, and municipal accolades for our significant contributions to scientific and technological advancement.
The Liquid Cooling Division of Huaqing High Tech Surface Technology Co., Ltd. stands at the forefront of liquid cooling innovation and industrialization. Dedicating our expertise to crafting and customizing top-tier, eco-friendly coolants, heat transfer fluids, and comprehensive cooling technology solutions, we lead with a commitment to excellence. Our relentless pursuit of technological advancements and strategic collaborations drive the commercial success of high-performance coolants, perfectly tailored to the needs of new energy vehicles, energy storage systems, wind power solutions, data centers, and beyond. With genuine partnerships among upstream and downstream enterprises, we pave the way for a sustainable and prosperous future, ensuring win-win outcomes for all.
Productivity is far ahead
At the heart of Huaqing's innovation lies our state-of-the-art New Material Production Center, a powerhouse of productivity with 12 coolant production lines, 6 fully automatic surface treatment lines, and 2 advanced coating lines. Boasting an impressive annual production capacity of 200,000 tons, our center harnesses environmentally friendly raw materials and cutting-edge technologies to lead the charge in clean production. By eradicating pollution at its source, we set new standards for sustainable development, driving progress and industrial enhancement within the surface treatment and liquid cooling sectors.
Superior geographical location
Strategically nestled in Hefei, the Huaqing Surface Treatment Base spans over 560 mu, equipped with a robust wastewater treatment center capable of processing 10,000 cubic meters daily. This transformative base is envisioned as a multifaceted 'high-tech park, ecological park, cultural park, and economic park,' offering premier engineering technical support and comprehensive services. It serves as a beacon for surface treatment and liquid-cooled material advancements throughout East China and across the nation.
Form strong alliances with many universities
Strategically nestled in Hefei, the Huaqing Surface Treatment Base spans over 560 mu, equipped with a robust wastewater treatment center capable of processing 10,000 cubic meters daily. This transformative base is envisioned as a multifaceted 'high-tech park, ecological park, cultural park, and economic park,' offering premier engineering technical support and comprehensive services. It serves as a beacon for surface treatment and liquid-cooled material advancements throughout East China and across the nation.
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).
-Boasts superior thermal conductivity and exceptional metal corrosion protection, safeguarding the reliable and safe operation of power batteries and other sensitive equipment;
-Demonstrates outstanding environmental responsibility, as it is free from nitrite, amine salt, phosphate, borate, and silicate, ensuring eco-friendly operation;
-Offers an impressive replacement cycle of up to 3 years or 150,000 km, whichever milestone you reach first;
-Conforms to rigorous standards like EU RoHS and REACH, meeting all regulatory requirements with confidence.
| Project | HQ-EC2 | Test method | ||
| Appearance | No precipitation or suspended matter, clear and transparent liquid | Visual estimation | ||
| Color | Red | Visual estimation | ||
| Density(20.0ºC)/(g/cm3) | 1.070 | SH/T 0068 | ||
| Freezing point/ºC | -36.2 | SH/T 0090 | ||
| Boiling point/ºC | 108.4 | SH/T 0089 | ||
| Ash content(Mass fraction)/% | 0.58 | SH/T 0067 | ||
| pH value | 8.5 | SH/T 0069 | ||
| Chlorine content/(mg/kg) | 1 | SH/T 0621 | ||
| Reserve alkalinity/ml | 3.8 | 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 | 1.1 | SH/T 0085 |
| Brass | 1.1 | |||
| Steel | 0.9 | |||
| Cast aluminum | 1.7 | |||
| 6-series aluminum | 2.1 | |||
| 4-series aluminum | 1.6 | |||
| 3-series aluminum | 2.0 | |||
| Bubble tendency (70ºC±1ºC) |
Foam volume/ml | 40 | SH/T 0066 | |
| Foam disappearance time/s | 1.4 | |||
Hefei Huaqing High Tech Surface Technology Co., Ltd. is strategically situated in the thriving Hefei National High-Tech Industrial Development Zone, sprawling across an impressive 560 acres. Our expertise lies in pioneering advanced materials for surface treatment and crafting innovative new materials tailored for new energy liquid cooling. Additionally, we excel in the precise processing of aerospace parts, cutting-edge electronic plating processing, and crafting specialized equipment for transformative surface treatment solutions.zed equipment for surface treatment.
Our company proudly spearheads innovation with 7 national scientific research projects under our belt. We boast an impressive portfolio of 79 national invention patents and have played a key role in both hosting and participating in the creation of 16 pivotal national and industry standards. With 29 proprietary technologies in our arsenal, we have been honored with 3 prestigious national, provincial, and municipal accolades for our significant contributions to scientific and technological advancement.

The Liquid Cooling Division of Huaqing High Tech Surface Technology Co., Ltd. stands at the forefront of liquid cooling innovation and industrialization. Dedicating our expertise to crafting and customizing top-tier, eco-friendly coolants, heat transfer fluids, and comprehensive cooling technology solutions, we lead with a commitment to excellence. Our relentless pursuit of technological advancements and strategic collaborations drive the commercial success of high-performance coolants, perfectly tailored to the needs of new energy vehicles, energy storage systems, wind power solutions, data centers, and beyond. With genuine partnerships among upstream and downstream enterprises, we pave the way for a sustainable and prosperous future, ensuring win-win outcomes for all.
Productivity is far ahead
At the heart of Huaqing's innovation lies our state-of-the-art New Material Production Center, a powerhouse of productivity with 12 coolant production lines, 6 fully automatic surface treatment lines, and 2 advanced coating lines. Boasting an impressive annual production capacity of 200,000 tons, our center harnesses environmentally friendly raw materials and cutting-edge technologies to lead the charge in clean production. By eradicating pollution at its source, we set new standards for sustainable development, driving progress and industrial enhancement within the surface treatment and liquid cooling sectors.
Superior geographical location
Strategically nestled in Hefei, the Huaqing Surface Treatment Base spans over 560 mu, equipped with a robust wastewater treatment center capable of processing 10,000 cubic meters daily. This transformative base is envisioned as a multifaceted 'high-tech park, ecological park, cultural park, and economic park,' offering premier engineering technical support and comprehensive services. It serves as a beacon for surface treatment and liquid-cooled material advancements throughout East China and across the nation.
Form strong alliances with many universities
Strategically nestled in Hefei, the Huaqing Surface Treatment Base spans over 560 mu, equipped with a robust wastewater treatment center capable of processing 10,000 cubic meters daily. This transformative base is envisioned as a multifaceted 'high-tech park, ecological park, cultural park, and economic park,' offering premier engineering technical support and comprehensive services. It serves as a beacon for surface treatment and liquid-cooled material advancements throughout East China and across the nation.



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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