Replacement Of Thiele E-Type (Split) Flight Bars For Mining
Replacement Of Thiele E-Type (Split) Flight Bars For Mining
Welcome to the global home for high-performance, precision-engineered E-Type (Split) Flight Bars. We are a trusted manufacturer specializing in heavy-duty replacement chain conveyor components for the world’s most challenging underground applications. Our commitment is simple: provide superior quality and operational efficiency that consistently meets or exceeds the specifications of original equipment manufacturers (OEMs).
The E-Type, known for its unique two-part, modular design, is a critical component in scraper and armored face conveyors (AFCs). Its core function—allowing assembly and disassembly even while the chain is tensioned—is essential for maximizing conveyor uptime and reducing costly maintenance windows.
Our replacement E-Type bars are engineered to directly correspond with the scraper components found within our K Series Ladder Conveyor Chains (for double-strand systems) and our DA Series Single Strand Conveyor Chains (for single-strand applications). By partnering with us, you gain access to decades of manufacturing expertise and components proven reliable in high-stress, abrasive mining environments.
E-Type Flight Bar Features & Benefits
Modular Excellence: E-Type Split Design Benefits
Our replacement E-Type flight bars are meticulously designed to maintain the key advantages of the split design while enhancing durability through advanced manufacturing.
Core Engineering & Design
- Two-Part, Modular Design: The bar consists of two distinct halves that bolt together around the chain links, perfectly mimicking the OEM's robust, maintenance-friendly design.
- Installation Under Tension: This is the primary operational advantage. The split structure allows the bar to be installed or removed without the time-consuming process of slackening the entire chain line. This feature is vital for quick in-seam repairs.
- Precision Manufacturing: Utilizes a highly accurate manufacturing process that includes forging and calibrated chain seats. This ensures a perfect fit with your existing chain, minimizing play and preventing premature wear.
- Optimal Compatibility: Our bars are universally designed for use with the correct bolts and nuts (e.g., hook bolts), guaranteeing compatibility across various OEM installations.
Key Performance Advantages
Technical Specifications & Material Expertise
Uncompromising Quality: Material and Heat Treatment
Our components are derived from manufacturing practices applied across our specialized heavy-duty conveyor solutions, including our DF Series Drop Forged Chain, ensuring metallurgical integrity and consistent performance.
Advanced Manufacturing & Material Science
We utilize select, high-grade alloy steel in our forging process. Our production path is rooted in professional manufacturing techniques and subject to rigorous quality control measures.
- Material Strength: The flight bars are heat-treated to achieve high-impact toughness, crucial for mining applications.
- Forging Advantage: The drop forging process provides superior strength and durability compared to components made using other methods. This resistance to wear and damage is paramount in high-load, abrasive mining environments.
E-Type Flight Bar Technical Compatibility
Our replacement E-Type flight bars are manufactured to match the dimensional specifications of the most common OEM configurations:
| Feature | Compatibility Range | Corresponding Chain Systems (Examples) |
| Flight Bar Type | E-Type Split Bar | Direct component for scraper systems on DA Series and K Series chains. |
| Chain Size (Nominal) | and | Suitable for a range of medium-to-heavy-duty mining conveyors. |
| Chain Center Distance (C) | Available in standard widths (e.g., 150mm, 200mm, 375mm, 500mm) | Engineered to fit specific conveyor trough widths for optimized material clearance. |
| Total Length (l) | up to (for standard links) | Dimensional replacement for zero-hassle integration. |
| DA711 CONVEYOR CHAIN SELECTION CHART | ||||||||
| DA711B | Chain Unit Length is 19 1/2 inches (495.3mm) (one Flight Section， two Outer Links, and one Inner Link) |
WIDTH: 22 1/2 INCH (572mm) | ||||||
| Secondary Component | ||||||||
| DA711B02 Flight Section |
DA711B03 Outer Link |
DA711A01 Cross-shaped Link |
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| Tertiary Component | ||||||||
| DA711A001 Single Lug Fork End |
DA711A002 Slotted Tongue End |
DA711A003 Cross Pin |
DA711A004 Outer Plate |
DA711B005 Scraper |
DA711B006 Inner Link |
DA711A007 Pin |
DA711B008 Scraper Pin |
DA711A009 cross pin joint |
| Note: DA chain products are suitable for continuous miners, borer miners, and road headers (mining/tunnelling). DA chains pitch range is from 2 5/8 inches to 3 1/4inches. Product data sheets, other than those listed, are available upon request. | ||||||||
| K301B CONVEYOR CHAIN SELECTION CHART | ||||||||
| Pitch=4 1/10 INCH （104.14mm） |
Chain Unit Length is 24 3/5 INCH （624.84mm） (one Flight Section and two Chain Section) |
42 INCH （1066mm） |
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| Secondary Component | ||||||||
| K301B01 Chain Section |
K301B02 Outer Link |
K301B04 Flight Section |
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| Tertiary Component | ||||||||
| K301B001 Outer Plate |
K301B002 Inner Link |
K301B003 Inner link with slotted hole |
K301B004 Attachment Inner Link |
K301B005 Pin |
K301B006 Retainer Ring |
K301B011 M16X120 Bolt |
K101B012 M16 Washer |
K101B013 M16 Lock Nut |
| Note： K series chain products are suitable for shuttle cars, underground feeder breaker chain conveyors. K series chains are suited for washing coal applications. K series chain’s pitch range is from 3 1/4 inches to 4 1/2 inches, product data sheets other than those listed are available upon request. | ||||||||
| K205B CONVEYOR CHAIN SELECTION CHART | ||||||||
| Pitch=4 1/10 INCH (104.1mm) | Chain Unit Length is 24 3/5 INCH(624.6mm) (one Flight Section and two Chain Section) | WIDTH: 35 1/2 INCH (902mm) |
||||||
| Secondary Component | ||||||||
| K205B01 Chain Section |
K205B02 Outer Link |
K205B04 Flight Section |
K205B05 Attachment Link |
K205B06 Inner Link |
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| Tertiary Component | ||||||||
| K205B001 Outer Plate A |
K205B002 Outer Plate B |
K205B003 Outer Plate C |
K205B004 Inner Plate |
K205B005 Bush |
K205B006 Attachment Block |
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| K205B007 Pin |
DA622B007 T-pin |
K301B011 M16X120 Bolt |
K101B012 M16 Washer |
K101B013 M16 Lock Nut |
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| K206B CONVEYOR CHAIN SELECTION CHART | ||||||||
| Pitch =3 INCH (78.1mm) | Chain Unit Length is 24 3/5 INCH (624.6mm) (one Flight Section and two Chain Section) | WIDTH: 42 INCH (1068mm) |
||||||
| Secondary Component | ||||||||
| K206B01 Chain Section |
K206B02 Outer Link |
K206B03 Inner Link |
K206B04
Inner Link with hole |
K206B05
Flight Section |
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| Tertiary Component | ||||||||
| K206B001 Outer Plate A |
K206B002 Outer Plate B |
K206B003 Inner Plate |
K206B004 Inner Plate with hole |
K206B005 Bush |
K206B006 Pin |
K206B007
T-pin 6X40 |
K206B011 Bolt M16X90 |
K101B013 M16 Lock Nut |
| Note：K series chain products are suitable for shuttle cars, underground feeder breaker chain conveyors. K series chains are suited for washing coal applications. K series chain’s pitch range is from 3 1/4 inches to 4 1/2 inches, product data sheets other than those listed are available upon request. | ||||||||
Advanced Wear Solutions & System Integration
Combatting Abrasion: Advanced Customization
We offer specialized features and complementary products to enhance the overall performance and life of your conveyor system.
Optional: End Induction Hardening (Extended Life)
For applications in stone drifting or high-gangue content mines, we provide an End Induction Hardening option to significantly boost the abrasive wear life of the scraper ends.
- Benefit: This treatment can achieve high surface hardness to delay wear without adverse effects on the structural integrity of the bar body.
- Customization: We offer multiple hardening grades, allowing you to fine-tune the bar's performance to match your specific rock and coal composition.
Comprehensive System Solutions
Our expertise allows us to provide all essential, high-quality replacement components for a complete, reliable conveyor overhaul:
- Heavy-Duty Chain Systems: We offer the K Series Ladder Conveyor Chain (for dual-strand scraper systems) and the DA Series Single Strand Conveyor Chain (for single-strand applications). Both series are built with selected premium, qualified steels and special heat-treated pins.
- Drive Components: We manufacture SD Series Segmental Sprockets that are induction hardened, designed for ease of installation, maintenance accessibility, and durability.
- Forged Links: Our DF Series Drop Forged components offer exceptional tensile strength and durability, ideal for the demanding loads associated with conveyor systems.
Why Choose Our Replacement Flight Bars?
Global Quality, Specialized for Mining
Choosing our replacement E-Type flight bars means you benefit from a manufacturer with a proven track record in supplying heavy-duty solutions to world-class mining operations.
- Unmatched Manufacturing Expertise: We are dedicated to delivering heavy-duty chain conveyor solutions. Our components are precision-engineered and undergo rigorous testing to ensure durability and longevity.
- Focus on System Uptime: Our core product lines, including our K Series and DA Series, emphasize seamless chain operation, less maintenance complexity, and easy installation/disassembly—all critical factors mirrored in the E-Type's core design.
- Certified Quality: Our commitment to quality is ingrained in our manufacturing processes, leveraging continuous material and process oversight to ensure every component performs reliably.
Request a Quote for Your E-Type Replacement Needs
Do not compromise on the reliability or maintenance efficiency of your critical haulage systems. Partner with our team of specialists today to discuss your specific operational requirements and learn how our replacement E-Type (Split) Flight Bars can deliver essential cost savings and unmatched operational lifespan.
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Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.
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