AZA 0940 SEMI-AUTOMATIC PENETROMETER

Description

AZA 0940 Semi-Automatic Penetrometer: Precision Consistency Testing by Azalab

The Azalab AZA 0940 Semi-Automatic Penetrometer is a state-of-the-art instrument meticulously designed for the accurate determination of the consistency of bituminous materials, including bitumen, asphalt, and other semi-solid products like greases and waxes. This crucial piece of equipment is indispensable for civil engineering laboratories, road construction quality control, and research facilities where precise measurement of material hardness and softness is required. The AZA 0940 combines robust mechanical design with advanced digital features, offering unparalleled accuracy and repeatability in penetration testing, a fundamental method for classifying and grading bituminous binders according to international standards such as ASTM D5 and EN 1426.

Understanding Bitumen Consistency with the AZA 0940 Semi-Automatic Penetrometer

The penetration test is a widely recognized method for quantifying the hardness or softness of bitumen. It measures the depth, in tenths of a millimeter (0.1 mm), to which a standard needle under a specified load (typically 100 grams) will vertically penetrate a sample in a fixed time duration (typically 5 seconds) at a constant temperature (usually 25°C). A higher penetration value indicates a softer material, while a lower value signifies a harder, more viscous material. This measurement is critical for selecting the appropriate bitumen grade for various climatic conditions and pavement applications, ensuring that the asphalt mixture performs optimally, resisting rutting in hot weather and cracking in cold conditions.

Advanced Semi-Automatic Operation for Enhanced Accuracy: The AZA 0940 elevates the traditional penetration test by integrating semi-automatic functionality. It features a robust cast iron base with fine-tuning leveling screws, ensuring a stable and perfectly horizontal testing platform. The digital penetration measurement gauge offers a high resolution, typically 0.01 mm, providing precise readings. A key advantage of the semi-automatic design is the integrated electronic digital programmable timer. This timer automatically controls the release and locking of the plunger head, ensuring a precise and consistent free-fall duration for the needle (commonly 5 seconds, but adjustable for customized tests up to 99 seconds). This automation significantly reduces operator variability, leading to more accurate and reproducible test results compared to fully manual systems.

Key Features for Reliable Performance: The Azalab AZA 0940 Semi-Automatic Penetrometer is engineered for durability, precision, and ease of use. It comes equipped with a highly sensitive magnetic controller that ensures the needle’s free fall is initiated and terminated accurately by the digital timer. The apparatus typically includes a magnifying lens and a low-voltage illuminator mounted on flexible arms, allowing operators to easily make contact between the needle tip and the sample surface and clearly read the penetration depth. The adjustable needle holder ensures compatibility with standard penetration needles, and the system is supplied with necessary weights (e.g., 50g and 100g) and standard sample cups. Its user-friendly interface with digital display makes operation straightforward, enhancing laboratory efficiency.

Adherence to Global Standards: The AZA 0940 Semi-Automatic Penetrometer is designed and manufactured to comply with the stringent requirements of international standards, including ASTM D5 (Standard Test Method for Penetration of Bituminous Materials) and EN 1426 (Bitumen and bituminous binders – Determination of needle penetration). This compliance assures users that the test results obtained from the AZA 0940 are valid, comparable, and accepted by regulatory bodies and industry professionals worldwide, making it an invaluable tool for quality assurance and certification.

The Azalab Commitment to Excellence: Azalab is dedicated to providing high-quality, reliable laboratory equipment that supports critical material analysis in civil engineering and related fields. The AZA 0940 Semi-Automatic Penetrometer reflects our commitment to innovation, accuracy, and user satisfaction. We understand the importance of precise measurements in ensuring the safety, performance, and longevity of infrastructure. Our instruments are engineered to meet the highest demands of modern testing laboratories, backed by comprehensive customer support.

Further Information and Resources: For detailed test procedures, specific sample preparation guidelines, and environmental conditions required for penetration testing, please refer to the latest versions of ASTM D5, EN 1426, or other applicable local standards. You can also visit the Azalab official website for product manuals, support, and to explore our full range of material testing equipment.

Specifications:

• Model: AZA 0940
• Operation: Semi-Automatic (Digital Timer Controlled Release)
• Measurement: Digital Penetration Measurement Gauge
• Resolution: 0.01 mm
• Timer: Digital, Programmable (e.g., 0-99 seconds, standard 5s setting)
• Base: Cast Iron with Leveling Screws
• Vertical Adjustment: Coarse and Fine Adjustment with Rack and Pinion
• Needle Release: Automatic by Magnetic Controller
• Included Accessories:
  • Standard Penetration Needle (e.g., 2.5 ± 0.05 g)
  • Needle Holder
  • Calibrated Weights (e.g., 50g, 100g)
  • Sample Cups (e.g., Ø 55 x h:35 mm, aluminium)
  • Magnifying Lens
  • Low Voltage Illuminator
• Power Supply: Typically 230V, 50/60 Hz, Single Phase (confirm specific model)
• Standards Compliance: ASTM D5, EN 1426, AASHTO T49 (check specific model for full compliance)
• Dimensions (Approx.): [Insert W x D x H, e.g., 200 x 300 x 500] mm
• Weight (Approx.): [Insert Weight, e.g., 10-16] kg

FREQUENTLY ASKED QUESTIONS (FAQ):

• Q: What is the primary use of the AZA 0940 Semi-Automatic Penetrometer?
  • A: It is used to determine the consistency (hardness or softness) of bituminous materials like bitumen and asphalt through a penetration test.
• Q: What makes it “semi-automatic”?
  • A: The “semi-automatic” feature refers to its digital timer that automatically controls the release and locking of the needle, ensuring precise test duration and reducing manual error, while the setup and reading are still manual.
• Q: What standards does the AZA 0940 comply with?
  • A: It conforms to widely recognized standards such as ASTM D5 and EN 1426.
• Q: What is the resolution of the digital penetration measurement?
  • A: The digital gauge typically offers a resolution of 0.01 mm for highly accurate readings.
• Q: Can the penetration time be adjusted?
  • A: Yes, while the standard test is 5 seconds, the digital timer is programmable to other durations, typically up to 99 seconds, for customized testing needs.