Product Category

　　Product Highlights
　　1. Cylinder liner made of high-manganese steel/ultra-high-manganese steel: impact-resistant and erosion-resistant, effectively absorbing the impact of falling ore.
　　2. Guide material flow to reduce equipment vibration: Direct the material to fall evenly into the crushing chamber, preventing off-center feeding that causes vibration.
　　3. Protection for the upper support beam: It cushions the impact of falling rock, shielding the beam from direct hits and significantly reducing the risk of major overhauls caused by beam damage.
　 　User Pain Points
　　During the feeding operation of a cone crusher, ore falls from the feed hopper into the crushing chamber with a significant drop height and strong impact. Over time, this repeated impact causes severe wear on the bowl liner, potentially even puncturing it. Concentrated material impact at a single point leads to misalignment, exacerbating crusher vibration and abnormal wear on the mantle liner. If the feed hopper loses its guiding and protective functions, the ore will directly strike the upper frame beam, resulting in beam damage and substantially increasing maintenance costs and downtime.
　　Solution
　　Our company’s cone crusher feed hopper shell liner is made of high-manganese or ultra-high-manganese steel, providing excellent impact and abrasion resistance to effectively withstand ore impact. The hopper shell’s structural design guides material to disperse evenly into the crushing chamber, preventing uneven or biased feeding and reducing equipment vibration. Additionally, the feed hopper is mounted above the upper frame beam, effectively protecting the beam from direct stone impact.
　　I. Product Description
　　Our company uses high-manganese steel or ultra-high-manganese steel for the lining plates of the feed hopper body, providing excellent impact and erosion resistance. The flow-directing structure ensures that material falls evenly into the crushing chamber, preventing off-center feeding and vibration. The feed hopper is mounted above the upper frame beam, effectively protecting the beam from direct impacts.
　 　II. Product Specification Sheet

　 　III. Product Features and Advantages
　　• Impact and erosion resistance: The cylinder liner is made of high-manganese steel or ultra-high-manganese steel. Under high-impact loads, its surface rapidly work-hardens, increasing hardness, while the core retains high ductility, ensuring it resists impact without fracturing.
　　• Material‑guiding chute reduces vibration: The cylinder‑body design directs the material to disperse evenly as it enters the crushing chamber, preventing localized segregation and thereby minimizing equipment vibration and abnormal wear of the moving‑cone liner.
　　• Protection for the upper support beam: The feeder hopper of the cone crusher is mounted above the beam, effectively cushioning the impact of falling material and significantly preventing damage to the beam from impacts.
　　• Wide applicability: Compatible with both multi-cylinder and single-cylinder hydraulic cone crushers, it is widely used for crushing ores and producing sand and gravel aggregates in mining operations.
　　IV. Why Choose Us
　　• Specializing in wear-resistant castings for harsh operating conditions: We are not a foundry chasing short-term sales; instead, we are rooted in China, focusing on the R&D and manufacturing of wear-resistant castings for demanding environments such as mining and power generation. Take the feed hopper as an example: specifically optimized for the high-drop-point impacts and material segregation typical of cone crushers, its cylindrical liner is made from high-manganese steel or ultra-high-manganese steel, offering excellent impact and erosion resistance. Its flow-directing design ensures uniform material distribution into the crushing chamber while cushioning the impact of falling ore and protecting the upper support beam from collision damage, thereby reducing equipment failure and downtime risks at the source.
　　• We let the data speak, not empty talk of perfection: Casting processes are complex; we don’t promise “zero defects,” but we do promise “zero excuses.” Every batch of feed hoppers undergoes a full inspection process—including precise dimensional measurements, hardness testing, and magnetic particle inspection—to ensure that the cylinder curvature, flow‑guiding structure, and mounting flange surfaces meet the required tolerances for precise alignment with the cone crusher’s upper frame. Complete test reports are provided, demonstrating our commitment through data and action.
　　• Long-term partnerships—delivery is just the beginning: Our digital systems let you track production progress in real time, eliminating opaque operations; we respond immediately to quality concerns without delay; and every shipment includes a detailed test report for your quality records. We believe that a supplier’s attitude toward resolving issues truly reflects its value.
　 　V. Production and Quality Assurance
　　• Premium Raw Materials: Carefully selected high-quality scrap steel and high-manganese steel additives, free of rust and oil, ensure the feed hopper is made from pure materials, laying the foundation for superior impact resistance and wear durability.
　　• Ultimate density: Ceramic sand combined with a large-diameter heating riser eliminates shrinkage porosity and cavities; the hopper body and liner exhibit a dense, uniform microstructure, resisting cracking under impact from large ore chunks.
　　• Precision melting: Melted in a Fuji electric furnace from Japan, with real-time compositional verification via spectrometer to precisely control carbon and manganese levels, ensuring work-hardening capability and impact toughness.
　　• Flawless casting: 850°C package baking plus bottom-pouring process eliminates sand-hole defects, ensuring a smooth barrel body and lining surface free of casting imperfections.
　　• Strengthened metallography: 30-second rapid quenching produces a uniform austenitic microstructure, achieving an “hard exterior, tough interior” design for the feed hopper liner—surface hardness reaches HB500–600 while the core retains high toughness, enabling it to withstand continuous impact from falling ore without fracturing.
　　• Powerful shot blasting: cleans sand from the surface while hardening it, enhancing the wear resistance of the hopper body and liner working surfaces.
　　• Rigorous quality inspection: magnetic particle testing ensures the accuracy of the feed hopper body’s curvature, flow‑diverting structure, and mounting flange surface, enabling precise alignment with the cone crusher’s upper frame.
　　• Transparent delivery: Scan a code to track progress in real time, with full visibility from material input to shipment.
　 　VI. Frequently Asked Questions (FAQ)
　　Q1: What is the minimum order quantity for the cone crusher feed hopper?
　　Minimum order quantity is one piece. However, bulk purchase prices are more favorable.
　　Q2: What is the delivery time?
　　Customization based on your design takes 45–60 days. Urgent orders can be expedited upon negotiation.
　　Q3: What packaging options are supported?
　　Fixed with steel brackets and protected by stretch film, or packaged in wooden crates, to meet the requirements of sea and land transportation.
　　Q4: What payment methods are available?
　　We accept T/T (telegraphic transfer) and L/C (letter of credit); specific terms are negotiable.
　　Q5: Can you send samples for testing?
　　Supported. We manufacture samples based on customer-provided drawings or operating condition parameters, and proceed to mass production after confirmation of compliance.
　　Q6: How is the machining accuracy of the feed hopper ensured?
　　Full-size inspection with a coordinate measuring machine, 100% inspection of critical components, installation accuracy, and ready for installation upon arrival.