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No. 96, Huilongguan Life Science Park, Changping District, Beijing, China
Beijing Haixinrui Technology Co., Ltd
No. 96, Huilongguan Life Science Park, Changping District, Beijing, China
Laser Particle Size Tester
1: Instrument principle

HL2020 Pluslink also adopts the internationally recognized Mie scattering principle. The high-density detector and seamless full-scale testing method ensure the accuracy and repeatability of the test results. Our own cyclic dispersion system ensures no particle deposition during particle testing, improves the accuracy of the second test, and makes the test results more authentic and reliable; The dry dispersion method adopts a linear jet dispersion method, where the sample is dispersed by high-pressure gas and flies vertically backwards to avoid secondary clustering of the tested particles. At the same time, a pipeline residue free design is adopted to ensure the accuracy of testing different samples. The carefully designed optical path automatic calibration system and dry computer remote control feeding system demonstrate the advantages of HL2020 Pluslink.
2: Schematic diagram of instrument structure

3: Performance characteristics
⑴ Optical path design: HL2020 PluslinkResearch oriented laser particle size analyzerAdopting the converging light Fourier transform testing technique to obtain a large range at a short focal length effectively improves the resolution of the instrument; The high-density arrangement of probes makes HL2020 Pluslink more sensitive for testing small particles.
The high-density detection unit enables HL2020 Pluslink to have seamless testing capabilities across the entire range.
⑶ Optical platform: All aluminum alloy optical platform, long-term stable and reliable
⑷ Optical path system: fully enclosed, effectively solving the problem of dust pollution
⑸ Dry dispersion system: The dispersion system has been optimized to achieve uniform dispersion of dry powder. The negative pressure configuration ensures the continuity and uniformity of the feed, avoiding the adhesion of dry powder during the testing process.
Detector: It adopts a design that combines the main detector and the auxiliary detector. The main detector has added an automatic centering system, which can achieve one click automatic centering of the instrument, demonstrating humanized design. At the same time, it effectively avoids damage to the detector caused by manual centering, effectively extending the service life of the instrument.
⑺ Dustproof and shockproof design: The instrument has been sealed as a whole, changing the service life of internal components.
⑧ Automatic calibration of optical path: With slight changes in the optical path, the instrument can adjust the optical path by itself to avoid damaging the detector during manual adjustment.
9. No residue in the pipeline: After the test is completed, there are no residual samples in the pipeline, which will not interfere with the next test.
Control feeding: Testers can use workstations to control the amount of material fed into the instrument.
The following only displays some parameters of this model. For more information about this product, please contact customer service.
4、 Technical upgrade:
① Lens Design: HL2020 PluslinkResearch orientedLaser Particle Size TesterAdopting backward camera acquisition technology to achieve multi angle blind spot detection.
② Feeding system: adopting dry direct spraying design, eliminating hose connection. Effectively avoiding the adhesion of the hose to the test sample, while also avoiding the generation of static electricity, greatly improving the stability of the instrument detection.
③ Misoperation protection function: Equipped with misoperation protection function, it avoids damage to the instrument caused by misoperation.
④ Ultrasonic anti dry burning: The sample pool has a self-protection function without water ultrasound to avoid damaging the ultrasound.
⑤ Remote control of feeding: Remote control of feeding speed greatly reduces the labor intensity of testing personnel.
⑥ Lens: High performance lens is used
⑦ Laser: Imported semiconductor high-power laser
⑧ Detector: Adopting a high-density arrangement of dual detectors
5: Basic technical indicators
| category | Research funds | ||||
| model | HL2020-Pluslink | ||||
| execution standard | ISO 13320-2020; GB/T19077-2024 | ||||
| accuracy | ≤± 1% (D50 value of national standard sample) | ||||
| repetitiveness | ≤ 0.5% (D50 value of national standard sample) | ||||
| Misoperation protection | The instrument has self-protection function against misoperation | ||||
| Operation Mode | One click fully automatic operation of software | ||||
| test scope | 0.1-3600um | ||||
| optical path alignment | Automatic calibration of optical path | ||||
| sample pool | Boiling type sample pool, capacity: 190-600mL | ||||
| Light shielding detection | The instrument has a real-time detection function for opacity, ensuring more accurate sample addition | ||||
| Dispersion method | Dispersion method | High pressure air dispersion | |||
| feeding method | Mechanical stepless speed regulation vibration feeding, software control | ||||
| Oil free silent air compressor | Equipped with dust filtration function to ensure testing accuracy | ||||
| refrigerated air dryer | Freeze dryer can filter moisture in the air to ensure dispersion effect | ||||
For detailed information on the differences between each product, please contact pre-sales.
6、 Software functions:
Analysis mode: including free distribution, R-R distribution, lognormal distribution, and hierarchical statistical mode, to meet the different requirements of different industries for the statistical methods of sample size.
Statistical methods: volume distribution and quantity distribution to meet different statistical methods for particle size distribution in different industries.
Statistical comparison: Multiple test results can be statistically compared and analyzed, which can significantly compare the differences in test results between different batches of samples, samples before and after processing, and different time periods. This has practical significance for industrial raw material quality control.
● DIY display template: Users can customize the data to be displayed, calculate the percentage based on particle size, calculate the particle size based on percentage, or calculate the percentage based on particle size range to meet the characterization methods of particle size testing in different industries. Distance, consistency, interval accumulation, and so on.
Test report: The test report can be exported in various forms such as Word, Excel, images (Bmp), and text (Text) to meet the needs of viewing test reports in different situations and citing test results in scientific research articles.
● Multi language support: Supports both Chinese and English language interfaces, and can also embed interfaces in other languages according to user requirements.
Intelligent operation mode: No human intervention or interference from human factors. You only need to follow the prompts to add the test sample, and the repeatability of the test results is better.
Test speed:<1min/time (excluding sample dispersion time).
7: Application Fields
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| nanomaterials | Used to study the influence of particle size on material properties of metal oxides, metal powders, and ceramic materials. |
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| Biomedicine | Analyze proteins DNA、RNA、 The granularity of viruses and various antigen antibodies. |
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| fine chemicals | Used to search for the particle size distribution of catalysts to reduce chemical reaction temperature and increase reaction rate. |
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| paint and coating | It is used to measure the particle size of paint, coating, silica gel, polymer latex, pigment, ink, water/oil lotion, toner, cosmetics and other materials. |
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| Food and Drug | Coating nanoparticles on the surface of drugs can slow down their release and make them into targeted drugs, which can be used to measure the particle size of the coating material in order to better exert the therapeutic effect of drugs. |
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| aerospace | Adding metal powder to rocket solid propellants can significantly improve the combustion performance of the propellant and can be used to study the particle size distribution of metal powder. |
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National Defense Science and Technology | Refractory materials increase the efficiency of converting electromagnetic energy into thermal energy, thereby making electromagnetic wave absorbing materials and improving their absorption performance of electromagnetic waves. Materials with different particle sizes have different optical properties and can be used to study the performance of absorbing materials. |
8: Test report

9、 Some typical customers
| Peking University | Capital Normal University | China Aluminum Corporation | Northwest Minzu University |
| Tsinghua University | Henan Engineering and Technology School | PetroChina | Huaihai Institute of Technology |
| Chinese Academy of Sciences | Shagang Group | Nippon Paint | Shandong Electric Power Research Institute |
| East China University of Science and Technology | Beijing University of Science and Technology | Huaxin Cement | Jimei University |