What hydraulic oil is used for Xinyuan excavator
In the field of engineering machinery, the stable operation of hydraulic systems is directly related to the working efficiency and life of the equipment. As a well-known domestic brand, the hydraulic oil selection of Xinyuan Excavator has attracted much attention from users. This article will combine popular topics and industry data on the entire network for the past 10 days to analyze the selection standards, recommended models and precautions for Xinyuan Excavator hydraulic oil.
1. Selection standards for hydraulic oil of Xinyuan Excavator
According to the official technical manual of Xinyuan Excavator and industry experts' suggestions, hydraulic oil must meet the following core indicators:
| Parameter Category | Technical requirements | International Standards |
|---|---|---|
| Viscosity grade | ISO VG46 or VG68 | ISO 11158 |
| Anti-wear properties | Zinc content ≥900ppm | ASTM D2882 |
| Antioxidant | TOST test ≥2000 hours | ASTM D943 |
| Pour Point | ≤-30℃ (cold zone type) | GB/T 3535 |
2. Comparison of performance of popular hydraulic oil brands
Based on recent e-commerce platform sales data and user reviews, the following mainstream brands are compiled:
| brand | model | Price (yuan/18L) | User rating (5-point scale) | Key Advantages |
|---|---|---|---|---|
| Shell | Tellus S4 MX 46 | 650-720 | 4.8 | Good start-up capacity in low temperature |
| Mobil | DTE 10 Excel 46 | 680-750 | 4.7 | Strong wear resistance |
| Great Wall | L-HM 46 | 420-500 | 4.5 | High cost performance |
| Kunlun | Tianhong HM46 | 380-450 | 4.3 | Domestic old brands |
3. Hydraulic oil replacement cycle and precautions
According to the latest announcement of the after-sales department of Xinyuan Excavator (updated in October 2023):
1.Regular working conditions: Change every 2000 working hours or 12 months
2.Heavy loading conditions: Change every 1000 working hours or 6 months
3.Special tips: During continuous high-temperature operations, the acid value and moisture content need to be tested monthly
4. User FAQs
Q1: Can different models of hydraulic oil be mixed?
A: It is strictly forbidden to mix hydraulic oils of different brands and models, as they may cause chemical reactions to cause damage to the seal.
Q2: How to judge whether hydraulic oil deteriorates?
A: If the following situations occur, you need to replace them immediately:
- Darker color (compare new oil samples)
- Viscosity changes exceed ±15%
- There are obvious metal particles in the oil
5. Latest industry trends
According to the October report of the China Engineering Machinery Industry Association, hydraulic oil technology will show three major trends in 2023:
1. The market share of bio-based hydraulic oil increased to 12%
2. Intelligent monitoring system realizes real-time prediction of oil product life
3. Nano additive technology improves protection capabilities in extreme working conditions
Summary: The new source excavator is recommended to use anti-wear hydraulic oil that meets ISO VG46 standards. The specific brand selection must comprehensively consider the working conditions, budget costs and technical requirements. Regular maintenance and correct oil selection are the key to ensuring the long-term operation of the equipment.
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