Handar News & Updates

2026-08-01

Why Rock and Geological Conditions Must Be Studied First in Civil Blasting

In civil blasting engineering, rock is the primary blasting target. To achieve good blasting results, it is not enough to focus only on charge quantity and initiation methods; it is essential to first understand the rock type, rock strength, integrity of the rock mass, and on-site geological structures. The hardness of the rock and the integrity […]

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2025-12-05

Blasting Engineering Guide: Geology, Networks & Special Environments

Blasting engineering integrates geological investigation with engineering technology. To achieve safe and efficient blasting operations, it is essential to understand rock mass structures, scientifically configure initiation networks, and master technical measures for special environments.

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2025-11-28

Testing Theory and Safety Factors in Industrial Explosives

Work capacity refers to the total useful work produced by an explosion and is a key indicator for evaluating blasting effectiveness.

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2025-11-20

Handar Civil Explosives: A Global Leader in Full-Scenario Blasting Solutions

Handar Civil Explosives Group Co., Ltd. has grown into a leading enterprise in China and a major global player in the civil blasting industry, thanks to its profound industry experience and continuous technological innovation.

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2025-11-14

Blasting Engineering Applications and Safety: Underground Mining, Tunneling, and Demolition

Underground Mining Blasting Compared to surface blasting, underground mining blasting is characterised by confined working spaces, smaller scales but more frequent blasts, and greater influence from geological conditions. Compared to underground roadway blasting, underground mining blasting typically involves more than two free faces, a larger number of blastholes, and more complex blast designs and initiation sequences, which makes the […]

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2025-10-24

Fundamentals of Blasting Engineering: Rock Classification, Initiation Technology, and Surface Blasting

The effectiveness of blasting operations is influenced by both engineering geological conditions and design implementation. Since blasting is conducted directly within rock masses, factors such as rock type, hardness, and rock mass integrity determine the difficulty of blasting.

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2025-10-13

Industrial Blasting Materials Technical Guide: Professional Analysis from Explosive Classification to Safe Application

Civil blasting materials, as "the foundation of basic industry and the driver of the energy industry," play an indispensable role in mining, transportation, hydraulic engineering, urban construction, and other fields.

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2025-09-16

Handar Civil Explosives | African Representative Office Successfully Obtains Tanzania Civil Explosives Sales Permit

Recently, the African Representative Office of Handar Civil Explosives successfully obtained the sales permit for civil explosives in Tanzania, marking a new step forward in the company’s African operations.

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2025-09-16

Provincial Civil Explosives | First International Trade Shipmentof Ammonium Nitrate Successfully Delivered

Recently, a vessel loaded with 92 tons of porous ammonium nitrate completed loading and unloading operations at Ningbo Port and set sail overseas.

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2025-09-16

Handar Civil Explosives | Another Achievement! Civil Explosives Products Obtain EAEU EAC Certification

Recently, Handar Civil Explosives successfully obtained the Eurasian Economic Union (EAEU) EAC certification for its No. 2 Rock Emulsion Explosive and XAJN-type Digital Electronic Detonator...

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2025-09-16

Handar Civil Explosives | Appointment of Professor from Kyrgyz Technical University as Senior Consultant

Recently, Xiong Jiaquan, Manager of the Central Asia Representative Office of Handar Civil Explosives, presented a letter of appointment to Professor Abdiev Arstanbek Raimbekovich, Head of the Department of Open-Pit Mining and Blasting Engineering and Dean of the School of Mining and Metallurgy at Kyrgyz Technical University...

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2025-09-15

Handar Civil Explosives | New Brand Strategy Launch Event Held in Lima, Peru

On January 10 (Peru time), Handar Civil Explosives’ new brand strategy launch event was grandly held in Lima, Peru. Witnessed by representatives from the Chinese Embassy in Peru, the Chinese Enterprises Association in Peru ...

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