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CK-4
Hengmei
Product Overview
This product is formulated with fully synthetic base oils and high-performance compound additives, delivering multi-dimensional protection and an ultra-long oil drain mileage.
Performance Characteristics
CK-4 fully synthetic diesel engine oil features excellent acid corrosion resistance, deposit resistance and wear resistance. It forms a strong protective oil film on metal surfaces to effectively protect the engine and extend oil service intervals.
It improves the activity of lubricating molecules to further enhance overall performance, delivers outstanding load capacity and power output, and ensures stable engine operation for longer service life. Its superior fuel economy adapts to the stringent requirements of modern advanced diesel technologies.
With excellent low-temperature start-up performance and high-temperature lubrication capability, it provides reliable anti-wear protection for the engine under various operating conditions.
Product Data
Viscosity Grade | 10W30 | 10W40 | 15W40 | Test Method |
Appearance | Transparent | Transparent | Transparent | Visual |
Kinematic Viscosity（100℃）/ (mm2/s） | 11.94 | 15.14 | 15.64 | GB/T 265 |
Cold Cranking Viscosity∕（mPa.s）(-20℃) ≤ | 4164 | 6685 | 6055 | GB/T 6538 |
Pour Point∕℃ ≤ | -36 | -33 | -29 | GB/T 3535 |
Flash Point(open)∕℃ ≥ | 231 | 238 | 234 | GB/T 3536 |
Foaming Characteristics (Foam Tendency / Foam Stability)∕(mL∕mL) SequenceⅠ (24℃) ≤ SequenceⅡ (93.5℃) ≤ SequenceⅢ (After24℃) ≤ | 10/0 10/0 10/0 | 10/0 10/0 10/0 | 10/0 10/0 10/0 | GB/T 12579 |
HTHS Viscosity(150℃,106S-1) ∕(mPa.s) ≥ | 2.9 | 4.2 | 4.52 | SH/T 0703 |
Evaporation Loss (mass fraction) / %，Noack Method（250℃,1h） ≤ | 8.2 | 8 | 4.76 | SH/T 0059 |
Moisture / % (Volume Fraction) ≤ | Trace | Trace | Trace | GB/T 260 |
Mechanical Impurities / % (Mass Fraction) ≤ | No | No | No | GB/T 511 |
