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High-Performance DEPA.HY68 Hydraulic Oil from China Suppliers & Factory - Anti-Wear & Temperature Stability
Advantages
- ⏳ Very long service life.
- 🛡️ Excellent anti-scuffing property gives special protection even when high speed, high pressure and high temperature conditions are encountered.
- 🔒 Excellent corrosion and rust prevention.
- 💧 Good demulsibility promotes quicker water separation. If water is an unavoidable contaminant, this advantage effectively retains lubrication.
- 💨 Anti-foam additive allows any entrained air to be released and burst quickly, ensuring enough lubrication between machine parts at any time.
As a leading enterprise in the field of metalworking fluids, Depa has been deeply involved in the industry for many years, dedicated to the research and manufacturing of environmentally friendly liquid industrial media such as industrial special lubricants, rust proof oils, and cleaning agents. It maintains deep cooperation with domestic and foreign mechanical science research units and international industrial lubrication associations. The product line covers a full range of metal processing lubrication products such as cutting oil, cutting fluid, grinding fluid, rust proof oil, cleaning agent, etc., and provides customized solutions for different manufacturing industries such as military, aviation, medical, semiconductor, automotive, electronics, papermaking, and machinery. The company adheres to the development path of "specialization, refinement, novelty", with high performance, environmental friendliness, and long service life as the core advantages of its products, meeting the strict requirements of high-end manufacturing for lubrication stability and efficiency.
Typical Data
| Test | Unit | Typical | ||
|---|---|---|---|---|
| hY32 | hY46 | hY68 | ||
| Density @15°C | Kg/L | 0.857 | 0.860 | 0.861 |
| Viscosity @40℃ | CSt | 32 | 46 | 68 |
| Viscosity Index | / | 115 | 115 | 115 |
| Flash Point | ℃ | 215 | 240 | 250 |
| Pour Point | ℃ | -18 | -18 | -18 |
| Anti-emulsifying Property | 54℃/82℃ | 5 min | 10 min | 10 min |
While the information and figures given here are typical of current production and confirm to specification, minor variations may occur. No warranty expressed or implied is given concerning the accuracy of the information or the suitability of the products.
Frequently Asked Questions
Q
What viscosity grades are available for this hydraulic oil?
This hydraulic oil is available in three viscosity grades: hY32, hY46, and hY68, with kinematic viscosities of 32, 46, and 68 CSt at 40℃ respectively. Each grade is suited to different operating conditions and equipment requirements.
Q
How does the anti-scuffing property benefit high-performance machinery?
The excellent anti-scuffing property forms a protective film on metal surfaces, preventing direct metal-to-metal contact even under extreme conditions of high speed, high pressure, and elevated temperatures. This significantly reduces wear and extends the service life of machine components.
Q
What is the flash point range across the different grades?
The flash points vary by grade: hY32 has a flash point of 215℃, hY46 reaches 240℃, and hY68 reaches 250℃. Higher viscosity grades offer higher flash points, making them more suitable for elevated-temperature applications.
Q
How does the demulsibility feature protect equipment when water contamination occurs?
The good demulsibility of this oil promotes rapid water separation, preventing water from mixing into the lubricant film. Even when water contamination is unavoidable, the oil retains its lubrication effectiveness, protecting machine parts from wear and corrosion.
Q
Which industries and applications is this product suitable for?
This product is suitable for a wide range of industries including military, aviation, medical, semiconductor, automotive, electronics, papermaking, and general machinery manufacturing. It is designed to meet the strict lubrication stability and efficiency requirements of high-end manufacturing environments.
Q
What is the pour point of this hydraulic oil, and what does it indicate?
All three grades share a pour point of -18℃, indicating that the oil remains fluid and pumpable at low temperatures down to -18℃. This ensures reliable cold-start performance and consistent lubrication in cooler operating environments.





