Concrete Rebound Hammer Tester

Q1: How accurate are rebound hammer tests?
A1: Rebound hammer tests provide a quick and convenient way to assess the relative hardness or strength of concrete. However, the accuracy of the test results can be affected by various factors such as surface roughness, moisture content, and the presence of aggregates. It is essential to follow standardized testing procedures and interpret the results cautiously.

Q2: Is calibration necessary for rebound hammers?
A2: Yes, regular calibration of rebound hammers is essential to ensure the accuracy and reliability of test results. Calibration should be performed according to manufacturer guidelines or industry standards to maintain the instrument's performance over time.

Q3: Can rebound hammer testing be performed on all types of concrete?
A3: Rebound hammer testing is suitable for assessing the hardness or strength of most types of concrete, including normal concrete, lightweight concrete, and high-strength concrete. However, special considerations may be required for highly porous or heavily reinforced concrete structures.

Tips: Can the Concrete Rebound Hammer Tester be used on all types of concrete?

While the Concrete Rebound Hammer Tester can be used on a wide range of concrete surfaces, there are certain conditions and limitations to be aware of:

• Surface Condition: The tester is best suited for smooth, uniform surfaces. Rough, textured, or uneven surfaces can affect the rebound measurement, leading to inaccurate results.
• Aggregate Size: Large aggregates near the surface can influence the rebound number. Concrete with a high proportion of large aggregates or exposed aggregate surfaces may yield inconsistent readings.
• Moisture Content: The moisture condition of the concrete significantly impacts the rebound number. Saturated or very wet concrete surfaces can lead to lower rebound numbers, while very dry surfaces may produce higher numbers.

While the Concrete Rebound Hammer Tester is versatile and useful for a broad range of applications, it is crucial to consider these factors for accurate and reliable results. For special cases or when high precision is required, additional or complementary testing methods may be necessary.

Thank you for buying industrial test and measurement equipment on SISCO.com, all products sold by SISCO and the partner cover a 12 months warranty, effective from the date of receiving the products.

What is covered?

SISCO is responsible for providing free spare parts, and free technical support to assist the customer to repair the defective products until the problem is solved.

What is not covered?

• Product purchased from anyone other than a SISCO store or a SISCO authorized reseller.
• Expendable parts.
• Routine cleaning or normal cosmetic and mechanical wear.
• Damage from misuse, abuse or neglect.
• Damage from use of parts other than SISCO approved.
• Damage from use outside the product’s usage or storage parameters.
• Damage from use of parts not sold by SISCO.
• Damage from modification or incorporation into other products.
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• Damage caused by the application environment not meeting the product usage requirements and the failure to perform preventive maintenance.