AL-257

Overview

Introducing the AL-257, the ultimate choice for versatile concrete spraying! Whether you're working with dry or wet mixes in small or medium volumes, the AL-257 has got you covered. It features durable rubber sealing plates in addition to the robust steel ones, making it ideal for low-wear concrete spraying with dry and wet mixes. Achieve an economical and efficient spraying operation with minimal downtime and the lowest wear costs, thanks to the dependable quality of Aliva machines and premium original spare parts.

Key specification

Versatile concrete spraying machine for dry and wet conveying
Output from 0.7 to 9.6 m3/h

Features

Features

Easily overcome obstacles of long or high conveying distances (dry mix)
Less dust development
Reduced rebound
For concrete repair, slope stabilization, excavation support or in mining
Light and compact machine design
Stepless adjustment of conveying capacity

Benefits

High flexibility as machines are small and can be moved quickly
24/7 availability (oven dry mix)
Easy handling, cleaning and low maintenance
Solid mechanical background with limited electric know-how is sufficient
Long distances horizontally (300 m with pipes) and vertically (100 m with pipes)
Pneumatic drive possible
Suitable for concrete repairs
Great range of output capacity with one machine
Good on jobsites with many interruptions
Handy in confined areas
Lighter, less rigid and cheaper hoses
Less cement/fines than pumpable concrete
Less prone to problems with oversizes or mixture

For a complete list of features please view the technical specification

Gallery

Documents

AL-257

AL-257 Concrete Repair Application Technical Data Sheet AL-257 Pool Construction Application Technical Data Sheet AL-257 Construction Application Technical Data Sheet AL-257 Rock and Slope Stabilization Application Technical Data Sheet AL-257 Tunnelling Application Technical Data Sheet AL-257 Mining Application Technical Data Sheet

Alternative products

AL-267

Compact concrete spraying machine for dry and wet conveying
Output from 4 to 21 m3/h

Normet GM

Used for medium and large size of dry-mix spraying works

AL-201

Compact concrete spraying machine for dry conveying
Output from 2 to 5 m3/h

Aliva Applications

Concrete Repair

Aliva's sprayed concrete machines are a standout solution for concrete repair and protection work, offering precision-designed tools tailored for various applications. Engineered to excel in repair projects, these machines are commonly used for efficient and effective structural works. Aliva's commitment to reliability and quality is evident in every specialized tool, providing precision, performance, and durability in the challenging field of concrete repair and protection.

Pool Construction

Aliva excels in pool construction with its specialized sprayed concrete machines, setting the bar for performance and maintaining the highest standards of quality in the construction industry. Tailored for precision and efficiency in various aquatic applications, our advanced machines are designed to meet specific needs, ensuring optimal performance and durability in the field of pool construction. Aliva's commitment to reliability and quality seamlessly extends into aquatic projects, making us the trusted choice for achieving excellence in water-related structures. Precision in design and high-performance capabilities make our machines invaluable assets for landscaping and beyond.

Construction

Aliva's specialized concrete machines excel in construction work, delivering precision and efficiency for construction and repair projects. Engineered for the unique demands of concrete work, our robust tools stand out for superior performance, efficiency, and durability. Whether constructing bridges or structures requiring strong support, Aliva's machines offer tailored solutions for a wide range of applications. Versatile and reliable, our product line addresses various requirements, from creating retaining walls to forming tunnel linings. Aliva understands the details of concrete work, providing tools that excel in speed, economy, precision, and reliability, upholding the highest industry standards.

Rock and Slope Stabilization

Aliva’s sprayed concrete machines are made to tackle the special needs of slope stabilization projects, making sure they work tough and last long in this crucial job. When you're dealing with slopes that need some serious holding power, Aliva's sprayed concrete machines step up as the top pick for building a robust and lasting stabilizing layer.

Tunnelling and Mining

Aliva's sprayed concrete machines, designed for tunnelling and mining, stand out in construction work, especially where tunnel linings, junctions, and enlargements are vital. The ease of application, inherent in sprayed concrete technology, gets the job done in tight spots efficiently. Crafted with precision, our specialized tools excel in tunnel construction, showcasing Aliva's commitment to reliability and quality in addressing diverse construction requirements.

Learn more about Aliva and related processes

Aliva Equipment

For sustainable concrete results

Sprayed Concrete Process

The use of sprayed concrete in mines, tunnels and other civil engineering structures is an important and integral part of successful, highly productive, and safe rock support systems. Normet is the industry leader in concrete spraying solutions, providing a complete range of related equipment, services, and chemicals to our customers around the world.