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Double-In and Double-Out Steel Shell for Coal Mill

1. Material: Q345R cyl. (16 - 40mm), ≥1600°C lining, 42CrMo gear.
2. Certification: ASME VIII, ISO 9001.
3. Custom: 2.5 - 6m dia., 40 - 150m len., waste heat opt.
4. Delivery: 60 days std, 75 days w/ special lining.
5. Application: Cement/ore processing, 3% - 5% tilt.
6. Warranty: ≤3mm/m straightness, 6 - year period.

Shenyang Zhongda Steel Structure Engineering Co., Ltd.: Your Premier Double-In and Double-Out Steel Shell for Coal Mill Manufacturer

As a leading Double-In and Double-Out Steel Shell for Coal Mill manufacturer and supplier, Shenyang Zhongda Steel Structure Engineering Co., Ltd. offers unparalleled quality, precision, and durability. Our advanced manufacturing capabilities and R&D-driven approach ensure superior products that meet the demanding needs of power generation and industrial sectors worldwide.

Product Description:

Our product is engineered to excel in the harsh environments of coal processing and power generation. Crafted from premium Q345R material with thicknesses ranging from 16-40mm, these robust shells provide exceptional strength and longevity. The innovative double-in and double-out design optimizes material flow, enhancing efficiency and reducing wear. With customizable diameters of 2.5-6 meters and lengths of 40-150 meters, our steel shells accommodate various mill sizes and specifications. The high-temperature section features a chromium corundum castable lining, offering superior resistance to temperatures up to 1600°C.

Double-In and Double-Out Steel Shell for Coal Mill

Product Features:

  • Precision-engineered for optimal performance and durability
  • Double-in and double-out design for improved material flow
  • Customizable dimensions to suit diverse mill requirements
  • High-temperature resistant lining for extended service life
  • 42CrMo forged steel gears for reliable power transmission
  • Optional waste heat recovery system for enhanced efficiency

Quality Control:

At Zhongda, quality is paramount. Our rigorous quality control processes, backed by ISO 9001 certification, ensure every Double-In and Double-Out Steel Shell for Coal Mill meets the highest standards. From material selection to final inspection, each step is meticulously monitored and documented. Our state-of-the-art testing facilities, including non-destructive testing equipment, guarantee the integrity and performance of every product.

Why Choose Us?

Zhongda stands out as your ideal partner for the products. Our vertically integrated capabilities, from R&D to precision fabrication and construction, ensure seamless project execution. With a 60,000-ton annual production capacity and advanced CNC equipment, we deliver high-precision components with reduced lead times. Our expertise in weathering steel applications and steel-concrete composite optimization translates to superior product performance and longevity.

Production Process:

  1. Design and Engineering
  2. Material Procurement
  3. CNC Cutting and Forming
  4. Welding and Assembly
  5. Quality Inspection
  6. Surface Treatment
  7. Packaging and Shipping

    Production Process

     

OEM & ODM Services:

Zhongda excels in providing tailored OEM and ODM solutions for the products. Our experienced engineering team works closely with clients to develop custom designs that meet specific operational requirements. We offer flexibility in material selection, dimensional customization, and feature integration. Our advanced BIM-based digital design capabilities ensure precise execution of complex specifications. With a commitment to innovation, we continuously refine our manufacturing processes to accommodate emerging industry needs and efficiency standards.

OEM & ODM Services

Project Cases:

Zhongda has successfully delivered Double-In and Double-Out Steel Shells for Coal Mills to numerous high-profile projects:

  • 5000MW Ultra-supercritical Coal Power Plant, Shandong Province: Supplied 12 sets of custom-designed steel shells, reducing installation time by 25%.
  • Integrated Steel Plant Expansion, Hebei Province: Delivered 8 large-diameter steel shells with specialized wear-resistant linings, improving mill efficiency by 15%.
  • Overseas Coal Processing Facility, Indonesia: Engineered and manufactured 6 sets of steel shells with enhanced corrosion resistance for tropical conditions.

These projects showcase our ability to meet diverse client needs across various industrial applications and geographic locations.

Certifications:

  • ISO 9001:2015 Quality Management System
  • ASME Sec VIII Pressure Vessel Certification
  • EN 1090 Execution Class 4 for steel structures

    Certifications

     

Packaging and Delivery:

We ensure secure packaging using heavy-duty materials and custom-designed crates for safe transportation. Standard lead time is 60 days, with an additional 15 days for special refractory lining applications.

FAQ:

Q: What is the warranty period for your products?
A: We offer a comprehensive 3-year warranty, with a guaranteed cylinder straightness tolerance of ≤3mm/m.

Q: Can you provide after-sales support for installation and maintenance?
A: Yes, our experienced technical team offers on-site installation guidance and long-term maintenance support to ensure optimal performance throughout the product lifecycle.

Contact Us:

Ready to elevate your coal milling operations with our premium Double-In and Double-Out Steel Shell for Coal Mill? Contact our expert team at Ava@zd-steels.com for personalized solutions and quotations. Let Zhongda power your success with unmatched quality and innovation.

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