
Ultimate Fireproof Grille Door for Enhanced Safety Solutions. Dual-Function Design: Serves as both a fireproof fence and a door for mining substations and explosive magazines. Custom Configuration: Offers tailored precision with custom configurations, drawings, and dimensions upon request. 24/7 Technical Support: Provides unwavering global support with 24/7 technical assistance and steady spare parts supply. Comprehensive Warranty: Covers 12 months or 2,000 operating hours, whichever comes first, for peace of mind. Expert Training: Includes comprehensive on-site or remote training for operation and maintenance efficiency. Robust Construction: Frame constructed with C20 concrete and M10 mortar, featuring semi-circular arch cross-sections. Mine-Grade Safety: Designed for hazardous coal mine areas with methane gas and coal dust underground. ISO Certified Quality: Manufactured by a company certified with ISO9001, ISO45001, and ISO14001 standards.