Coolant Type B — A Guide to Fully Organic Long-Life Antifreeze
July 14, 2025
The right coolant is critical to the performance and longevity of a vehicle’s engine. Coolant Type B is a high-quality,
TERZO -25°C Antifreeze (Type T Red, Type H Green) offers dependable everyday cooling with a -26.3°C crystallization point, tailored for mild conditions using organic OAT coolant technology.
Reliable Everyday Cooling: TERZO -25°C Antifreeze (Type T Red, Type H Green) delivers dependable performance with a -26.3°C crystallization point and 129°C boiling point, ideal for temperate climates in passenger and light commercial vehicles. Using OAT technology, it provides superior metal protection (aluminum/copper/steel) and neutral seal/hose compatibility, minimizing corrosion and foam without harmful additives. This eco-compliant formula offers 2-3 year/60,000 km intervals, cutting costs by 25% for B2B use, with 1L/4kg formats for easy global distribution.
TERZO Antifreeze Coolant -25°C – Parameter
Model |
Type T |
Type H |
|---|---|---|
Density at 15 °C, kg/l
|
1020
|
1020
|
Boiling Point
|
129
|
129
|
Crystallizationpoint, °C
|
-26.3
|
-26.3
|
pH Value
|
8.8
|
8.8
|
Color
|
Red
|
Green
|
TERZO Type T Red offers dependable cooling with a -26.3°C crystallization point, tailored for mild climates, featuring a 129°C boiling point, pH 8.8, and corrosion protection extending radiator life by 30%. This eco-friendly OAT coolant meets GB 29743-2023, ASTM D3306, NB/SH/T 0521-2020, with 3-year/60,000 km intervals in 1L/4kg formats.
TERZO Type H Green ensures reliable performance with a -26.3°C crystallization point, suited for temperate zones, offering a 129°C boiling point, pH 8.8, and anti-corrosion protection that extends radiator life by 30%. This nitrite-free OAT coolant complies with GB 29743-2023, ASTM D3306, NB/SH/T 0521-2020, with 3-year/60,000 km intervals and compact packaging.
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At TERZO, quality underpins our innovation and reliability in antifreeze formulations through a world-class quality management system.
Our -25°C series adheres to GB 29743-2023, ASTM D3306, and NB/SH/T 0521-2020, delivering metal protection that extends radiator and hose life by 30%, suited for fleets.
With resilience from -26°C to 129°C and no foam or scale, it ensures dependable performance, while the OAT formula supports 3-year or 30,000-mile intervals, reducing expenses.
OEM approvals from Toyota, Ford, and Volvo affirm integration for B2B use.
The right coolant is critical to the performance and longevity of a vehicle’s engine. Coolant Type B is a high-quality,
Unbreakable -45°C Protection TERZO Coolant Type D Fully Organic Long-Lasting Antifreeze redefines extreme-weather engine protection. Engineered with OAT technology (Organic Acid
1. Historic Milestone: TERZO Organic Coolant Ships to ASEAN Markets Amid deepening Belt and Road cooperation, TERZO ORUN Group announces
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