In the realm of civil engineering and material science, the viscosity of bitumen and asphalt is a critical parameter that determines pavement durability. Our laboratory instruments are designed to provide 100% accuracy in measuring both dynamic and kinematic properties.
Dynamic Viscosity (η): Also known as absolute viscosity, it measures the internal resistance of a fluid to flow when an external force is applied. In asphalt testing, this is crucial for determining how materials behave under heavy traffic loads at high temperatures.
Kinematic Viscosity (ν): This is the ratio of dynamic viscosity to density (ν = η/ρ). It measures the resistive flow of a fluid under the influence of gravity. This is particularly vital for grading liquid asphalts and ensuring they meet international standards like ASTM D2170.
Our Saybolt Viscosity Testers and Rotational Viscometers automate the complex calculation of formulas such as the Sutherland’s law for gas-phase interactions or the Arrhenius-type equations for bitumen temperature sensitivity. By integrating these Custom Dynamic And Kinematic Viscosity Formulas into our digital controllers, we reduce human error by 99.8%.
Xi'an Zealchon Electronic Technology Co., Ltd. is located in the high-tech development zone of the ancient city of Xi'an. With over 15 years of civil engineering background and a 7,500 square meter facility, we stand as a beacon of quality in China’s testing instrument industry.
We specialize in the production of:
Under the guidance of professors from Chang'an University Highway College, our "Xiya" trademark has become a symbol of provincial excellence and ministerial-award-winning innovation.
Our research team is founded by experts from Chang'an University and Xi'an Polytechnic University. This academic fusion ensures every viscosity formula we use is validated by the latest peer-reviewed science.
Equipped with CNC lathes, machining centers, and argon arc welding, our factory ensures structural integrity and precision in every tester we ship globally.
Our machines are utilized by government agencies, commercial testing labs, and contractors across 50+ countries. We fill the gaps where domestic products fail to meet international standards.
We adhere to the "Craftsman Spirit." Every product undergoes rigorous QC, aligning with national and industry standards to provide a "Three Guarantees" promise.
As the world shifts toward "Smart Infrastructure," the demand for highly precise material testing is skyrocketing. Our solutions address the full lifecycle of civil engineering projects.
Ensuring asphalt mixtures can withstand varying climates through precise viscosity testing, preventing premature rutting and cracking in city transit systems.
Airport pavements require unique friction and depth parameters. Our Laser Pavement Depth Testers provide the data needed for safe landings and takeoffs.
The industry is moving toward automated, IoT-connected sensors. We are currently developing next-gen viscometers that transmit real-time data to cloud-based management systems.
Procurement departments in major construction firms look for three things: Reliability, Value, and Compliance. Zealchon provides all three. By sourcing from a specialized Chinese factory, you gain 30-40% cost efficiency compared to Western brands without sacrificing precision.
Localized Scenario: For projects in high-humidity regions (like SE Asia) or extreme cold (like Northern Europe), our viscosity formulas are adjusted for local temperature gradients, ensuring the asphalt "Superpave" standards are met perfectly.
Our machines use dynamic viscosity to measure internal friction and kinematic viscosity to measure flow under gravity. The formula ν = η/ρ is built into our digital controllers, automatically calculating density-adjusted results for the user.
Yes, all Zealchon bitumen testing instruments are designed to meet and exceed international standards including ASTM, AASHTO, and ISO, ensuring your lab results are globally recognized.
Absolutely. We provide tailored quotes and pricelists for comprehensive laboratory setups, including geotechnical, asphalt, and concrete testing suites.
We provide a "Three Guarantees" promise which includes technical support, parts replacement, and professional repair services. Our China-based team offers rapid response times via online consultation.
Viscosity is highly temperature-dependent. Our testers feature high-precision thermal baths and PID control systems to maintain constant temperatures, ensuring the integrity of the formula results.
Zealchon Electronic
