GB25520-2010

Mineral grinding and ultra-micro grinding equipment - Safety requirements

矿物粉磨和超微粉碎设备安全要求

GB 25520-2010 est une norme nationale chinoise obligatoire en vigueur : Mineral grinding and ultra-micro grinding equipment - Safety requirements. Secteur : Électronique. Thème principal : Sécurité des produits. Entrée en vigueur : 1 oct. 2011.

L’applicabilité dépend du périmètre du produit, de la voie de certification, des avis des autorités et des règles de transition. Demandez une traduction ou vérifiez la source avant d’utiliser cette fiche pour une décision de conformité.

Aperçu de conformité

Cet aperçu n’est actuellement disponible qu’en anglais.

Champ d’application

This standard applies to mineral grinding and ultra-micro grinding equipment, including ball mills, rod mills, tube mills, autogenous mills, and various coal mills. It is mandatory for manufacturers of these specified grinding machines. It does not cover general mechanical, electrical, hydraulic, or pneumatic hazards not specific to this equipment, which are addressed in GB/T 15706.1 and GB/T 15706.2.

Exigences techniques

The standard provides a comprehensive hazard identification list and specifies safety requirements for the design, manufacturing, and operation of grinding equipment. Manufacturers must implement ergonomic designs and protective measures against physical hazards such as sharp edges and high-temperature surfaces, in accordance with GB/T 15706.2. It details requirements for control systems and protective devices, emphasizing the necessity of emergency stop functions and monitoring interlock protection. Equipment must feature reliable warning systems and safety devices to prevent operational failures. Electrical equipment must comply with GB 5226.1, and hydraulic systems must adhere to GB/T 3766. Specific guidelines are established for fire and explosion prevention, particularly for coal mill systems. Explosion-proof doors and fire-resistant materials are mandatory for high-risk environments. The standard also outlines requirements for platforms, lighting, and safe maintenance procedures to ensure operator safety throughout the machine's lifespan.

Méthodes d’essai

The standard references specific testing methods, including noise measurement at the operator's position according to GB/T 13325, and vibration evaluation based on GB/T 8419. It also requires verification of electrical protection, pressure resistance for hydraulic components, and the structural integrity of explosion-proof enclosures.

Questions fréquentes

What products are regulated under GB 25520-2010?

It regulates mineral grinding and ultra-micro grinding equipment, including ball mills, rod mills, vertical mills, impact crushers, and various coal mills.

Is GB 25520-2010 a mandatory standard?

Yes, most chapters of this standard are mandatory, except for Chapter 3 which is recommended.

What are the key safety focuses of this standard?

Key focuses include fire and explosion prevention, control system safety, emergency stop devices, and ergonomic operation positions.

The summary above provides a high-level overview of GB 25520-2010. To ensure complete compliance for your products entering the Chinese market, a precise and professional translation of the full technical specifications is essential. Purchase our high-quality English translation of GB 25520-2010 today to access all detailed parameters, tables, and testing procedures.

Indications d’applicabilité

Type: Sécurité
CCS: D94
ICS: 73.120
Autorité compétente: Ministry of Industry and Information Technology
Comité technique: Ministry of Industry and Information Technology