Asphalt Testing Equipment

LBT-1B52 Triaxial Tester for Asphalt Mixtures

This system is an asphalt mixture triaxial compression testing apparatus developed in accordance with the “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering JTG 3410‑2025” and the “Test Procedures for Hydraulic Asphalt Concrete DL/T 5362‑2018.” It incorporates stepper motor drive technology, automatic control technology, refrigeration technology, sensor technology, and computer technology. The equipment is suitable for determining the shear modulus of asphalt mixtures under specified temperature and loading conditions, thereby evaluating their high‑temperature stability.

LBT-1B53 Multi‑Functional Fully Automatic Asphalt Pressure Testing Instrument

The multifunctional asphalt pressure testing instrument is designed and manufactured in accordance with the requirements specified in T0709‑2025 “Marshall Stability Test for Asphalt Mixtures,” T0715‑2025 “Flexural Test for Asphalt Mixtures,” and T0716‑2025 “Splitting Test for Asphalt Mixtures” as outlined in the People’s Republic of China industry standard JTG 3410‑2025, “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering.” It is a specialized device for evaluating the stability and flow value of asphalt mixtures and is suitable for conducting Marshall stability tests, flexural tests, and splitting tests on asphalt mixtures in compliance with the aforementioned standards.

LBT-1B54 Hamburg Rutting Tester

The rutting and water susceptibility of hot-mix asphalt (HMA) are assessed by measuring the permanent deformation of the asphalt mixture under moving loads. By determining the rut depth and the number of loading cycles at failure, this method helps identify early distress caused by inadequate aggregate gradation, insufficient binder strength, or water damage. Moreover, since the specimens can be fully immersed in water at a specified temperature throughout the test, the procedure is suitable for evaluating the effects of water damage on asphalt mixtures.

LBT-1B55 Vacuum Sealed Density Tester for Drainage Asphalt Mixture

The vacuum‑sealed density tester for porous asphalt mixtures is designed in accordance with the requirements of Appendix B of JTG/3350‑03‑2020.

LBT-1B56 Asphalt Mixture Splitting Test Apparatus

This method is applicable to determining the mechanical properties of asphalt mixtures under specified temperature and loading rate conditions, either at the point of splitting failure or in the elastic stage. It can also be used in the design of asphalt pavement structures to select appropriate mechanical design parameters for asphalt mixtures and to evaluate their low-temperature cracking resistance.

LBT-1B57 Asphalt Mixture Insulated Drum

Specifically for on-site sampling of pavement asphalt mixtures.

LBT-1B58 Asphalt Mixture Fatigue Testing System

This system is a next-generation dynamic performance testing device developed by integrating the key performance characteristics of foreign‑made dynamic material testing machines with emerging trends in road engineering materials. It leverages electro‑hydraulic servo drive and control technology, sensor technology, electronic technology, and advanced computer processing capabilities, and features a fully Chinese‑language user interface. The system can perform a variety of asphalt mixture tests, making it well suited for evaluating the performance of asphalt pavement and for designing asphalt mixture gradations.

LBT-1B59 Asphalt Mixture Flexural Testing Machine

The flexural‑tensile testing system for asphalt mixtures was developed by our company in accordance with the “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering,” and is driven by a stepper motor coupled with a reduction gear, equipped with corresponding specialized fixtures.

CMTSE-100 Asphalt Concrete Universal Testing Machine

This test complies with DL/T 5362-2018, the Test Procedure for Hydraulic Asphalt Concrete, and determines the axial compressive strength of asphalt concrete, along with the corresponding strain and the modulus of axial compressive deformation. It is applicable to laboratory‑molded specimens as well as core samples obtained in the field.

LQH-1 Asphalt Concrete Slope Flow and Stability Tester

The asphalt concrete slope flow and stability tester is used to determine the flow value and slope stability of asphalt concrete. It integrates flow‑value measurement and stability testing into a single device, offering versatile functionality. The instrument complies with the standard requirements specified in DL/T 5362, “Test Procedure for Hydraulic Asphalt Concrete.” It is suitable for both laboratory‑molded specimens with a maximum aggregate size of no more than 26.5 mm and core samples obtained on site.

LQH-2 Dense-graded Asphalt Concrete Permeability Tester

In accordance with DL/T 5362, Test Procedure for Hydraulic Asphalt Concrete (page 134, section 7.16), this method is used to determine the permeability coefficient and impermeability of asphalt concrete.

LQH-3 Open-Graded Asphalt Concrete Permeability Testing Apparatus

This instrument complies with DL/T 5362, the Test Procedure for Hydraulic Asphalt Concrete, and is used to determine the permeability coefficient of asphalt concrete. It is suitable for pervious asphalt concrete applications such as the leveling binder course and drainage layer of pavement slabs.

LQH-4 Dense-graded Asphalt Concrete Pressurized Permeability Test

The determination of the permeability coefficient and impermeability of asphalt concrete complies with the pressurized permeability test requirements specified in DL/T 5362-2018 (page 141, clause 7.18). This method is applicable to core-wall asphalt concrete and panel‑type impermeable layer asphalt concrete.

LQH-5 Asphalt Concrete Field Permeability Tester

Complies with the DLT 5362 Test Procedure for Hydraulic Asphalt Concrete. The air‑permeability meter is used for nondestructive testing of the permeability of asphalt concrete structures and is suitable for on‑site quality inspection of hydraulic asphalt concrete cutoff walls, impermeable facing panels, and asphalt pavement projects.

LQH-6 Asphalt Concrete Disc Tester

This instrument is designed and manufactured in accordance with the relevant requirements of the “Disc Test for Asphalt Concrete” specified in the “Test Procedures for Hydraulic Asphalt Concrete” issued by the National Energy Administration. It is used to determine the central deflection and the deflection-to-span ratio of asphalt concrete under a specified water pressure, and is suitable for asphalt concrete used as the impermeable layer of pavement panels.

LQH-7 Asphalt Mixture Beam Flexural Testing Machine

The fully automatic low-temperature asphalt mixture beam bending tester is an integrated, multifunctional device that combines the main unit with microcomputer control in a single compact design. Featuring a dual-sensor configuration and compliant with the DL/T 5362 standard for hydraulic engineering asphalt concrete testing, it employs a servo‑controlled system capable of precisely regulating various loading rates. Its digital separation architecture includes a high‑speed sampling CPU dedicated to data acquisition, while supporting two-channel displacement sensor inputs for enhanced accuracy. Equipped with a touch‑screen industrial microcomputer control panel and comprehensive test software, the instrument can perform a wide range of unconventional material tests. It also supports PC communication, data storage, a USB host interface, and direct printer connectivity. Additionally, a temperature‑controlled chamber enables low‑temperature testing as required, with automatic temperature regulation and temperature fluctuations kept below 0.5°C.

LQH-8 Hydraulic Asphalt Concrete Static Triaxial Testing Machine

The fully automatic low-temperature asphalt mixture beam bending tester is an integrated, multifunctional device that combines the main unit with microcomputer control in a single design. It features a dual-sensor configuration and complies with DLT 5362-2018, the Test Procedure for Hydraulic Asphalt Concrete (page 154, section 7.24).

LQH-9 Microcomputer-Servo Asphalt Concrete Low-Temperature Freeze-Break System

The microcomputer-controlled low-temperature freeze‑break test machine is developed by our company using stepper motor technology, refrigeration technology (with imported refrigeration units), sensor technology, and computer‑based data acquisition and processing techniques. It is designed for conducting low‑temperature performance tests on asphalt mixtures.

LQH-10 Full-Graded Concrete Permeability Coefficient Tester

This instrument was developed and designed in accordance with the national standard SL 352-2006, “Test Procedures for Hydraulic Concrete,” specifically for determining the permeability coefficient of concrete. It features stable performance, user-friendly operation, an automatic water‑supply system powered by a pressure pump, and automated calculation of test data.

JRJ300-SH Digital Display High-Speed Shear Emulsifier

Digital High-Speed Shear Emulsifier for Asphalt Emulsion

LBT-1A01 Computerized Asphalt Penetration Tester

This instrument is designed and manufactured in accordance with the requirements specified in T0604-2011, “Penetration Test for Asphalt,” of the transportation industry standard JTG 3410-2025, “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering.” It is suitable for determining the penetration of residual materials remaining after evaporation of road petroleum asphalt, modified asphalt, liquid petroleum asphalt, or emulsified asphalt.

LBT-1A02 Computerized Asphalt Penetration Tester (Temperature-Controlled)

This instrument is designed and manufactured in accordance with the requirements specified in T0604-2011, “Penetration Test for Asphalt,” of the People’s Republic of China’s transportation industry standard JTG 3410-2025, “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering.” It is suitable for determining the penetration of residual materials obtained after evaporation of road petroleum asphalt, modified asphalt, liquid petroleum asphalt, or emulsified asphalt.

LBT-1A04 Fully Automatic High- and Low-Temperature Asphalt Penetration Tester

This instrument is designed and manufactured in accordance with the requirements specified in T0604-2011, “Asphalt Penetration Test,” as outlined in JTG 3410-2025, “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering,” a national standard of the People’s Republic of China.

LBT-1A04 Computerized Asphalt Penetration Tester (Temperature Control, Data Networking)

This instrument is a digital displacement‑sensor‑based device, developed in conjunction with microcomputer technology, for measuring the penetration of asphalt. It is designed and manufactured in accordance with the requirements specified in T0604‑2011 “Asphalt Penetration Test” of the People’s Republic of China’s transportation industry standard JTG 3410‑2025, “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering.” The instrument complies with GB 4509‑84 “Method for Determining the Penetration of Petroleum Asphalt,” ASMD 5‑83/IP 49‑79 “Method for Determining the Penetration of Petroleum Asphalt,” and TO 60‑93 “Asphalt Penetration Test.”

LBT-1A05 Automatic Asphalt Penetration Tester (Temperature-Controlled, Data-Connected)

This instrument is a digital displacement‑sensor‑based device, developed in conjunction with microcomputer technology, for measuring the penetration of asphalt. It is designed and manufactured in accordance with the requirements specified in T0604‑2011 “Asphalt Penetration Test” of the People’s Republic of China’s transportation industry standard JTG 3410‑2025, “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering.” The instrument complies with GB 4509‑84 “Method for Determining the Penetration of Petroleum Asphalt,” ASMD 5‑83/IP 49‑79 “Method for Determining the Penetration of Petroleum Asphalt,” and TO 60‑93 “Asphalt Penetration Test.”

LBT-1A06 Asphalt Penetration Tester

Asphalt Penetration Tester (Penetrator)

LBT-1A07 Fully Automatic Asphalt Penetration Tester

Compliant with the latest standards, including GB/T 4509, JTG E20 “Test Method for Penetration of Petroleum Asphalt,” T0604, and GB/T 269 “Test Method for Penetration of Lubricating Grease,” it is primarily used to determine the penetration of asphalt, lubricating grease, and paraffin wax.

LBT-1A08A Asphalt Softening Point Tester with Color Touchscreen (New Standard)

The new computer‑controlled asphalt softening point tester determines the softening point of viscous petroleum asphalt using the ring-and-ball method. This instrument is suitable for measuring the softening point of road petroleum asphalt, polymer‑modified asphalt, as well as residues from diluted asphalt and emulsified asphalt.

LBT-1A08A Asphalt Softening Point Tester with Color Touchscreen (New Standard)

The new computer‑controlled asphalt softening point tester determines the softening point of viscous petroleum asphalt using the ring-and-ball method. This instrument is suitable for measuring the softening point of road petroleum asphalt, polymer‑modified asphalt, as well as residues from diluted asphalt and emulsified asphalt.

LBT-1A08B Asphalt Softening Point Tester with Color Touchscreen (New Standard, Data Networking, and Printing)

The new computer‑controlled asphalt softening point tester determines the softening point of viscous petroleum asphalt using the ring-and-ball method. This instrument is suitable for measuring the softening point of road petroleum asphalt, polymer‑modified asphalt, as well as residues from diluted asphalt and emulsified asphalt.