What kind of brake fluid does Heli forklift use?
Recently, the maintenance and upkeep of Heli forklifts has become one of the hot topics in the industry, especially the maintenance of the brake system has attracted much attention. Brake oil is a key component of the brake system, and its selection and replacement are directly related to the safety and performance of the forklift. This article will explain in detail the selection, replacement cycle and precautions of Heli forklift brake oil, and provide structured data for reference.
1. Types of Heli forklift brake fluid

Heli forklifts usually use DOT3 or DOT4 standard brake fluid. The specific model needs to be determined according to the vehicle model and usage environment. Here are the main differences between the two types of brake fluid:
| Type | dry boiling point | wet boiling point | Applicable environment |
|---|---|---|---|
| DOT3 | 205°C | 140°C | Normal working conditions |
| DOT4 | 230°C | 155°C | High temperature or high intensity working conditions |
2. Heli forklift brake oil replacement cycle
Brake fluid replacement intervals are affected by frequency of use and environment. The following are recommended replacement intervals:
| Usage environment | Replacement cycle |
|---|---|
| Normal working conditions (indoor/light use) | 2 years or 2000 hours |
| High temperature or high intensity working conditions | 1 year or 1000 hours |
3. Precautions for replacing brake oil
1.Avoid mixing different types of brake fluid: DOT3 and DOT4 brake fluids have different chemical compositions, and mixing them may cause performance degradation or damage to the braking system.
2.Check brake fluid level regularly: Too low a fluid level may cause brake failure and needs to be replenished in time.
3.Pay attention to moisture: Brake oil easily absorbs moisture and should be sealed to avoid humid conditions when stored.
4.Completely drain the old oil when replacing: The old oil may contain impurities or moisture, which affects the performance of the new oil.
4. Popular questions and answers
Q: Can Heli forklifts use DOT5 brake fluid?
A: Not recommended. DOT5 is silicone-based brake fluid, which is incompatible with DOT3/DOT4 and may damage the brake system seals.
Q: How to judge whether the brake fluid needs to be replaced?
A: The moisture content of the brake fluid can be measured with a testing tool. If it exceeds 3%, it needs to be replaced immediately.
5. Industry trends and hot spots
Recently, the forklift industry has paid significant attention to the safety of braking systems. Many companies have launched high-performance brake fluid products, emphasizing high-temperature anti-attenuation and anti-corrosion properties. The following is a comparison of some popular brands and features:
| brand | Type | Features |
|---|---|---|
| Shell | DOT4 | Strong high temperature stability |
| Castrol | DOT3 | High cost performance |
| Mobil | DOT4 | Excellent anti-corrosion performance |
6. Summary
The selection and maintenance of brake fluid for Heli forklifts are important aspects to ensure the safe operation of the vehicle. It is recommended that users choose the appropriate type of brake fluid according to actual working conditions and replace it in strict accordance with the cycle. At the same time, pay attention to industry trends and choose high-performance products to improve the overall performance of the forklift.
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