The Ultimate Guide to Wirtgen Asphalt Milling Machines
Asphalt milling machines play a crucial role in road construction and rehabilitation, enabling the efficient removal of asphalt layers for repairs, resurfacing, and recycling. Among the leading manufacturers in this domain, Wirtgen has established itself as a market leader with a diverse range of cold milling machines designed to meet various application needs. In this comprehensive guide, we will explore the different types of Wirtgen asphalt milling machines, their applications, technical features, and the innovative technologies that enhance their performance.
Comparison of Wirtgen Asphalt Milling Machines
| Model | Power (HP) | Max. Milling Width | Milling Depth | Tons of Asphalt/Hour | Application |
|---|---|---|---|---|---|
| Wirtgen W 250 | 980 | 14.4 ft | 13.8 in | 1,300 | Large jobsites |
| Wirtgen W 50 | 150 | 3.3 ft | 6.3 in | 230 | Small urban projects |
| Wirtgen W 220 | 600 | 7.9 ft | 12.6 in | 1,200 | Medium-sized highways |
| Wirtgen W 380 CR | 600 | 12.5 ft | 13.0 in | 1,200 | Rehabilitation projects |
| Wirtgen W 150 | 250 | 5.0 ft | 7.9 in | 500 | Side roads |
Understanding Cold Milling Technology
Cold milling technology involves the mechanical removal of road pavement layers to prepare surfaces for new asphalt or to repair existing surfaces. Wirtgen uses advanced technologies in their machines to ensure maximum efficiency and precision in the milling process. The Wirtgen Group’s commitment to innovation is evident in their machines, which feature leading-edge designs and controls that optimize performance and reduce operational costs.
Applications of Wirtgen Asphalt Milling Machines
Wirtgen asphalt milling machines are versatile and can be used in various applications, including:
- Highway Rehabilitation: Large milling machines like the W 250 are ideal for dual-lane highways, capable of removing significant asphalt volumes quickly.
- Airport Runway Maintenance: The high power and milling depth of Wirtgen machines allow for the efficient maintenance of runways.
- Urban Road Repairs: Smaller models, such as the W 50, are perfect for urban settings where space is limited, making them suitable for side roads and smaller projects.
- Recycling: Wirtgen machines help in recycling asphalt, allowing for the reuse of materials, which is cost-effective and environmentally beneficial.
Key Features of Wirtgen Asphalt Milling Machines
Wirtgen’s line of asphalt milling machines boasts several key features that enhance their functionality and ease of use:
- Dual Engine Concept: Some models, like the W 250, offer a dual engine option allowing operators to choose between power settings based on project requirements.
- Advanced Control Systems: Wirtgen machines feature intuitive control panels that display real-time data, enhancing operator efficiency and decision-making.
- Cutting Technology: The use of high-quality milling drums ensures precise cutting and optimal material removal.
- Eco-Friendly Operations: Many Wirtgen machines are designed to minimize emissions and fuel consumption, promoting sustainable practices in road construction.
- Robust Construction: Wirtgen machines are built to withstand tough working conditions, ensuring longevity and reliability on the job site.
Technical Features Comparison of Wirtgen Asphalt Milling Machines
| Model | Engine Type | Weight | Max. Speed | Teeth Count | Hydraulic System |
|---|---|---|---|---|---|
| Wirtgen W 250 | Diesel | 66,000 lbs | 5.0 mph | 84 | Closed loop |
| Wirtgen W 50 | Diesel | 8,000 lbs | 4.5 mph | 20 | Open loop |
| Wirtgen W 220 | Diesel | 45,000 lbs | 5.0 mph | 48 | Closed loop |
| Wirtgen W 380 CR | Diesel | 52,000 lbs | 5.0 mph | 60 | Closed loop |
| Wirtgen W 150 | Diesel | 22,000 lbs | 4.0 mph | 30 | Open loop |
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Conclusion
Wirtgen asphalt milling machines represent the pinnacle of technology and innovation in the road construction industry. With a diverse range of models tailored for various applications, Wirtgen ensures that contractors can find the right machine for any project. The commitment to quality, advanced technology, and eco-friendly practices makes Wirtgen a preferred choice among professionals. Whether for highway rehabilitation, urban road repairs, or airport runway maintenance, Wirtgen machines deliver unmatched performance and reliability.
FAQ
What is a cold milling machine?
A cold milling machine is a type of construction equipment used to remove asphalt or concrete surfaces. It grinds away layers of pavement, making it suitable for road repairs and resurfacing.
How does the Wirtgen dual engine concept work?
The dual engine concept allows operators to use one engine for efficiency or both for maximum power. This flexibility helps manage fuel consumption based on project needs.
What types of projects can benefit from Wirtgen milling machines?
Wirtgen milling machines are ideal for a variety of projects, including highway rehabilitation, airport runways, urban road repairs, and recycling asphalt.
What is the maximum milling depth of the Wirtgen W 250?
The Wirtgen W 250 can achieve a maximum milling depth of up to 13.8 inches, making it suitable for significant repairs.
Are Wirtgen machines environmentally friendly?
Yes, many Wirtgen machines are designed to minimize emissions and fuel consumption, promoting sustainable practices in road construction.
What is the importance of cutting technology in milling machines?
High-quality cutting technology ensures precise cutting, efficient material removal, and better surface preparation for new asphalt layers.
How can I find Wirtgen spare parts?
Wirtgen offers a dedicated parts website where customers can quickly find and order the right spare parts for their machines.
What training options does Wirtgen provide?
Wirtgen offers training courses for operators and maintenance personnel, providing valuable knowledge on the use and upkeep of their machines.
Where can I purchase Wirtgen asphalt milling machines?
Wirtgen machines can be purchased from various dealers and online platforms, including www.machinerytrader.com and www.constructionequipment.com.
What is the weight of the Wirtgen W 250?
The Wirtgen W 250 weighs approximately 66,000 lbs, making it a robust machine designed for heavy-duty operations.