Fiber Reinforced Concrete Tester
The GCTS Fiber Reinforced Concrete Tester (eFRM-90S) is a precision-controlled electro-mechanical loading frame designed for post-crack performance testing of Fiber Reinforced Concrete (FRC). This system combines precision with versatility, offering unmatched closed-loop control of net deformation, crack mouth opening (CMOD) or any other real-time calculated parameter. It’s compact design, cost-effective and user-friendly design makes it a smart option for commercial labs. GCTS offers a broad spectrum of standard and customized tests, as well as fixtures and predefined Apps. Whether you intend to perform Q/C commercial work or research testing, the eFRM-90S promises accuracy, adaptability, and affordability, truly setting a gold standard in the industry.
Technical Specifications
- High Stiffness: 225 kN/mm allows for post failure analysis of the specimen
- Precise Closed-Loop Control: The eFRM-90S allows for precise closed-loop control of net deformation or crack mouth opening, enabling accurate measurement and control of critical parameters
during testing. - Flexible Control Options: You can easily change the feedback control mid-test from Load, displacement, net deflection, or CMOD, making it adaptable to various testing scenarios.
- Cost-Effective Solution: This system offers an economical option for commercial labs, eliminating the need for expensive and complex test setups.
- User-Friendly: Designed with ease of use in mind, the eFRM-90S is ideal for both seasoned professionals and newcomers to concrete testing.
- Comprehensive Testing Capabilities: It can perform a range of standard tests such as EN 14651, ASTM C1609/C1609M-19, and customized beam tests. Additionally, it offers a library of apps to perform different ASTM and EN standards, including unconfined compression and indirect tension tests.
- Directional Control: The system excels in controlling displacement along the direction of the least principal stress, making it suitable for brittle materials like concrete and rock.
- Flexural and Direct Tension Testing: It is particularly well-suited for flexural and Direct Tension Tests (DTT) by accurately measuring and controlling crack opening, ensuring stable post-peak control.
- Customizable Procedures: Standard testing procedures can be easily customized, allowing for a combination of feedback control variables that can switch mid-test based on predefined threshold values or peak reversals.
- Additional Testing Capabilities: The eFRM-90S is compatible with fixtures and application software for measuring the modulus of elasticity, Poisson’s ratio, indirect tension, and more.
- Complex Loading Paths: This system can handle complex load or deformation paths, making it valuable for studying the intricate behavior of fiber-reinforced concrete under cyclic tension-tension and tension-compression loading.
Relevant Standards
ASTM C1609 / C1609M-19 – Standard Test Method for Flexural Performance of Fiber-Reinforced Concrete (Using Beam With Third-Point Loading)
ASTM C469 – Standard Test Method for Static Modulus of Elasticity and Poisson’s Ratio of Concrete in Compression
ASTM C496 – Standard Test Method for Splitting Tensile Strength of Cylindrical Concrete Specimens
ASTM C1399 – Standard Test Method for Obtaining Average Residual-Strength of Fiber-Reinforced Concrete (Withdrawn 2024)
EN 14651 – Test method for metallic fiber concrete – Measuring the flexural tensile strength
