Hunan Zhenhua Blog

Technical notes, application guidance, standards commentary, and company updates for thermal and materials testing laboratories.

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Technical NoteDecember 1, 2020

1700°C High-Temperature Dynamic Rotational Anti-Slag Test Furnace

This high-temperature dynamic rotational anti-slag test furnace is engineered in accordance with GB/T 8931-2007, Refractory Materials—Method for Determination of Resistance to Slag. It implements Test...

2 min readRead article
Technical NoteSeptember 25, 2020

Notice of 2020 Mid-Autumn Festival and National Day Holiday Schedule

In line with the State Council’s official holiday notice and considering our company’s operational needs, we have finalized the 2020 holiday schedule for the Mid-Autumn Festival and National Day as fo...

1 min readRead article
Technical NoteAugust 21, 2020

Delivery of Crude Selenium Refining Research Equipment: Dual-Zone Opening Tube Furnace and Tellurium-Removal Melting Furnace

On August 17, 2020, our company completed the manufacturing of a set of crude selenium refining research equipment, consisting of a 1200 ℃ dual-zone opening tube furnace and a tellurium-removal atmosp...

1 min readRead article
Technical NoteJune 16, 2020

Father’s Day Promotion on Routine Laboratory Testing Instruments

In anticipation of Father’s Day in June 2020, Hunan Zhenhua Analytical Instruments Co., Ltd. launched a summer appreciation promotion on routine laboratory instruments used for ceramic and glass testi...

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Technical NoteJune 1, 2020

Commissioning and Training Completed in Changzhou for Sanitary Ceramic and Floor Drain Test Systems (May 2020)

In early 2020, the Changzhou Institute of Building Science Testing Center commissioned our factory to design and build a suite of sanitary ceramic and floor drain testing equipment. The equipment was ...

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Technical NoteApril 26, 2020

Labor Day Holiday Notice

To all employees: As the Labor Day holiday approaches, we extend our sincere greetings and wish everyone a joyful, harmonious, and safe holiday. In accordance with the General Office of the State Coun...

2 min readRead article
Technical NoteFebruary 26, 2020

A Fortunate Start to 2020: Resuming Operations After COVID-19 Delay

The start of this year has been unusual. Due to the sudden outbreak of the novel coronavirus (COVID-19), our return-to-work date was delayed. We sincerely apologize for any inconvenience and extend ou...

1 min readRead article
Technical NoteJanuary 15, 2020

2020 Chinese New Year Holiday Notice

Dear Customers, As the Spring Festival approaches, we extend our sincere gratitude for your continued support and wish you a happy and prosperous New Year. In accordance with the General Office of the...

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Technical NoteDecember 2, 2019

PZY-III-1000 Vertical Dilatometer for Large Concrete Specimens Delivered in Beijing by Late November

The School of Civil Engineering and Architecture at Beijing Jiaotong University received a custom-built PZY-III-1000 vertical thermal expansion coefficient tester on 11/28/2019. The instrument is desi...

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Technical NoteOctober 22, 2019

Autumn 2019 Promotions on Ceramic Testing Instruments

Quality forged by expertise, technology shaping the future. Our Autumn 2019 promotion offers special deals on a range of ceramic testing instruments. The campaign runs from October 10, 2019 to October...

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Technical NoteSeptember 29, 2019

National Day Holiday Notice

As the National Day holiday approaches, we extend our festive greetings to all employees and wish everyone a joyful, harmonious, and safe celebration. In accordance with the 2019 public holiday schedu...

2 min readRead article
Technical NoteSeptember 25, 2019

On-site Training in Nanjing: Guarded Hot Plate Thermal Conductivity Instrument (September 20, 2019)

On September 20, 2019, a field training session was conducted at Nanjing Tech University for a guarded hot plate thermal conductivity testing instrument. A technician from Hunan Zhenhua Analytical Ins...

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Technical NoteSeptember 19, 2019

Working Principles and Architecture of the Electron Probe (EPMA)

Overview An electron probe microanalyzer (EPMA) determines elemental composition by exciting characteristic X-rays from a sample using a focused electron beam. The instrument combines an electron-opti...

6 min readRead article
Technical NoteSeptember 6, 2019

Mid-Autumn Festival Holiday Schedule and Safety Notice

As the Mid-Autumn Festival approaches, we extend our greetings to all employees. To ensure a joyful, harmonious, and safe holiday, the 2019 Mid-Autumn Festival holiday will last for three days. Septem...

2 min readRead article
Technical NoteSeptember 5, 2019

Autumn Promotions on Ceramic Laboratory Instruments

Cast with quality, driven by technology. Our autumn promotion is here with compelling offers on ceramic laboratory instruments. The campaign runs from September 1, 2019 to October 1, 2019, and we welc...

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Technical NoteAugust 21, 2019

Principle of the Laser/Light Flash Thermal Conductivity Analyzer (LFA)

Overview Thermal transport testing methods are broadly divided into steady-state and transient techniques. Steady-state methods (such as heat flow meter, guarded heat flow, and hot plate) determine th...

4 min readRead article
Technical NoteJune 5, 2019

Dragon Boat Festival Holiday Notice

With the Dragon Boat Festival approaching, we extend our holiday greetings to all employees. To ensure a joyful, orderly, and safe break, the 2019 Dragon Boat Festival holiday will last for three days...

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Technical NoteMay 20, 2019

On-site Installation of Dilatometers and Softening Point Instruments at a Jinan Laboratory

On the morning of May 17, 2019, our technical team arrived at the Qilu University of Technology laboratory in Jinan to complete on-site installation, commissioning, and training for a batch of 14 re-p...

1 min readRead article
Technical NoteApril 22, 2019

Notice: 2019 Labor Day Holiday Schedule

To all employees: In accordance with the Decision of the State Council on Amending the Measures for Holidays on National Annual Festivals and Memorial Days, our company’s arrangements for the Labor Da...

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Technical NoteApril 4, 2019

Notice of Qingming Festival Holiday Arrangements for 2019

In accordance with the State Council General Office’s notice on the 2019 holiday schedule, our company will observe the Qingming Festival holiday on Friday, April 5, 2019, followed by the regular week...

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Technical NoteMarch 12, 2019

Cross-Border E‑Commerce Operations Training in Xiangtan, March 2019

In early spring 2019, Alibaba Group invited a senior foreign trade lecturer from Guangzhou to deliver a cross-border e-commerce operations training session in Xiangtan. The program was highly practica...

1 min readRead article
Technical NoteFebruary 13, 2019

Welcoming a Prosperous Start to 2019

On the eighth day of the Lunar New Year, we are pleased to announce the official start of work for 2019 at Hunan Zhenhua Analytical Instruments Co., Ltd. We extend our heartfelt New Year greetings to ...

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Technical NoteJanuary 7, 2019

2019 Chinese New Year Holiday Notice

Dear Customers, As the Spring Festival approaches, Hunan Zhenhua Analytical Instruments Co., Ltd. extends sincere gratitude for your continued support and sends our warmest wishes. In accordance with ...

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Technical NoteDecember 21, 2018

Hunan Industrial Design Association Convenes in Shaoshan

The Hunan Industrial Design Association held its meeting in Shaoshan, the hometown of a great leader, on December 5–6, 2018. Mr. Wang, General Manager of Hunan Zhenhua Analytical Instruments Co., Ltd....

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Technical NoteSeptember 18, 2018

Israeli Customer Endorses Our PCY-III-1000 High-Temperature Horizontal Dilatometer

On May 10, 2018, one PCY-III-1000 high-temperature horizontal dilatometer was dispatched from Changsha Huanghua International Airport for delivery to Tel Aviv, Israel. On the afternoon of May 21, we c...

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Technical NoteSeptember 18, 2018

Austrian Client Visit: GKZ-II-1600 Automatic High-Temperature Flexural Testing Machine Successfully Accepted

We were honored to host a client from Austria at our facility. Hearing your repeated "nice machine" affirmed the value of our work and motivates our team. The GKZ-II-1600 automatic high-temperature fl...

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Technical NoteJuly 30, 2018

Government Covers Export Credit Insurance for SMEs

On July 30, 2018, Xiangtan held a policy briefing on the municipal government’s unified platform for export credit insurance for small and micro enterprises at Huayin Hotel. The initiative enables the...

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Technical NoteApril 28, 2018

Another DRH300A High-Precision Guarded Hot Plate Thermal Conductivity Meter Ships to Vietnam Before May Day

On April 27 at 4:30 p.m., another DRH300A high-precision guarded hot plate thermal conductivity meter was loaded for shipment to Hanoi, Vietnam. This follows a shipment of the same model to Incheon, S...

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Technical NoteApril 9, 2018

DRH300A Guarded Hot Plate Thermal Conductivity Instrument Accepted in Busan, South Korea

On January 15, 2018, Hunan Zhenhua Analytical Instruments Co., Ltd. signed an export contract with POLMA Co., Ltd. of South Korea for one DRH300A flat-plate heat-flow thermal conductivity measurement ...

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Technical NoteMarch 6, 2018

Rapid On‑Line Thermal Performance Testing for Vacuum Insulation Panels (VIP)

The HF-120-VIP system enables rapid, on-line evaluation of the thermal performance of vacuum insulation panels (VIP). Designed for production environments, it integrates sensing, control, display, and...

3 min readRead article

Showing 61 - 90 of 121 articles