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Liaoning Tuotai Intelligent Technology Co., Ltd

Contact: Manager Zhao

Mobile phone: 86 15642202798

Consultation hotline: 400-805-1057

Landline fax: 86 0412-5291088

E-mail: lnttznkj@163.com

Company Address: No. 26 Yongning Street, Yongfa Street, Tiexi District, Anshan City, Liaoning Province

Official website: www.lnttznkj.com


What are the regulations for the preparation of coal samples for inspection in coal testing equipment production?

2026-07-18 10:31:12
times

煤炭化验设备生产检查煤样制备的规定是什么?煤岩分析

 在地面采样时,应对煤样先测定含矸率,然后将全部煤样按GB 474的规定制备。在井下采样时,对所采煤样先测定含矸率;然后将筛上物与筛下物混合并破碎至小于25mm,缩分出60kg以上;再将其破碎至小于13mm,经缩分,用9点法取出全水分煤样2kg最后缩取15kg装入袋内,带至井上制备空气干燥煤样。采样全部结束后,应在现场填写标签,注明采样编号、日期、采区、区队、班次、样量及采样人。


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Contact: Manager Zhao

Mobile phone: 86 15642202798

Consultation hotline: 400-805-1057

Landline fax: 86 0412-5291088

E-mail: lnttznkj@163.com

Company Address: No. 26 Yongning Street, Yongfa Street, Tiexi District, Anshan City, Liaoning Province

Official website: www.lnttznkj.com


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