
Heavy-Duty Openable Middle Trough for Sgz1000/1400 Underground Scraper Conveyor in Coal Mining. Openable Skylight Structure: Allows easy inspection, maintenance, and material removal during operation. Customizable Material Options: Available in Q345B, NM400, High Manganese Steel, and Wear-Resistant Alloy Steel. Extended Service Life: Heat treatment and overlay welding extend life by over 30% compared to standard units. Modular Design: Standardized units enable convenient storage and fast replacement for improved efficiency. High Precision Fit: Accurate machining on guiding surfaces prevents chain derailment and jamming. Reinforced Connection Structure: Groove design weld seams enhance impact resistance for harsh underground conditions. ISO 9001:2015 Certified: Manufacturing process meets strict international quality control standards. Customizable Dimensions: Trough length available in 1500mm, 1750mm, or 2000mm based on requirements.