Qingyun Kangjing Building Materials Co., Ltd.

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Wangjialing Branch of Zhongmei Huajin Group

Release time：2025-11-20 15:20

Product used: Ultrafine cement (800 mesh)

Application scenario: Mine support and sealing construction

Project Challenge: Water seepage in coal mine roadways and loosening of surrounding rock, coupled with insufficient fluidity of conventional cement slurry.

Solution: Provide specialized ultra-fine cement with a mesh size of 800, featuring a low water-to-cement ratio, high fluidity, and stable early-stage setting.

Project outcomes: Effectively sealed the water leakage points, improved the stability of roadway support, and shortened the construction period by approximately 20%.

China Anneng Group First Engineering Bureau Co., Ltd.

Weinan Shanmei Qichen Technology Co., Ltd.

Relevant Cases

China National Petroleum Pipeline Bureau Engineering Co., Ltd.

Significantly improves the compactness of pipeline grouting, ensuring long-term stability of the construction section and earning high praise from the project team.

China Anneng Group First Engineering Bureau Co., Ltd.

Leakage was completely sealed, extending the structural lifespan by 30%, and the project successfully passed acceptance inspection.

Wangjialing Branch of Zhongmei Huajin Group

Effectively seals water leakage points, enhances the stability of roadway support, and shortens the construction period by approximately 20%.

Weinan Shanmei Qichen Technology Co., Ltd.

Treatment of mine fracture zones, reinforcement of surrounding rock in deep wells, and optimized treatment of soft ground structures

China National Petroleum Corporation Bohai Drilling Engineering Co., Ltd.

Improve cementing quality and sealing performance, and reduce secondary operations.

Jiagedaqi China Railway No.2 Bureau Project Department

Ensure the smooth progress of construction in mountainous areas and significantly enhance the stability of tunnel structures.

Kang Jing's Official Account

Kang Jing WeChat Customer Service

+86-1880923 6578

Northwest Center: Shaanxi, Xi'an, Weiyang, Room 2002, Rongmin Group
Email:

jinshipolkmn@gmail.com

Website:

www.kangjinggrouting.com

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WhatsApp：8618809236578

Ms. Jin：+86 18165358316

International email：jinshipolkmn@gmail.com

Domestic email：kjgf@crystalnew.cn

Wangjialing Branch of Zhongmei Huajin Group

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