In the demanding world of mining, conveyor chains are the lifeblood of operations. Their reliability is critical, as a single point of failure can lead to costly downtime and lost productivity. While the Cincinnati Mine Machinery Co. DA-615 conveyor chain is a well-known industry name, we offer a superior, high-performance alternative designed to not only meet but also exceed the demands of modern mining applications. Our products guarantee an extended service life, reduced maintenance, and enhanced operational efficiency.We are a global leader in the manufacturing of heavy-duty mining chains, specializing in providing robust conveyor solutions for both surface and underground operations. With decades of industry experience and an unwavering commitment to excellence, we offer a product that isn't just a simple replacement for the Cincinnati DA-615—it's a significant upgrade.| Cincinnati Model No. | Width (Inches) | Our Replacement Model | Scraper Width (Inches) |
| DA-6152-A | 34 | DA719A | 36.28 (921.5 mm) |
| DA-615-F | 32 | DA719A | 36.28 (921.5 mm) |
| DA-615-R | 23 | DA622A | 29 (737 mm) |
| DA-615-Z | 29−1/2 | DA622A / DA646B | 29 (737 mm) / 29.13 (740 mm) |
| DA-615-VA | 29 | DA622A / DA646B | 29 (737 mm) / 29.13 (740 mm) |

| DA711 & DA719 CONVEYOR CHAIN SELECTION CHART | |||||||
| DA711A | Chain Unit Length is 13 Inch (330.2mm) (one Flight Section and one outer link) | WIDTH: 28 INCH (711mm) | |||||
| DA719A | WIDTH: 36.28 INCH (921.5mm) | ||||||
| Secondary Component | |||||||
| DA711A02/ DA719A02Flight Section | DA711A03Outer Link | DA 711A01Cross-shaped Link | |||||
| Tertiary Component | |||||||
| DA711A001Single Lug ForkEnd | DA711A002Slotted TongueEnd | DA711A003Cross Pin | DA711A004Outer Plate | DA711A005 DA719A005Scraper | DA711A007Pin | DA711A008Scraper Pin | DA711A009cross pinjoint |
| Note : DA chain products are suitable for continuous miners, borer miners, road headers (mining/tunnelling). DA chains pitch range is from 2 5/8 inches to 3 1/4inches, product data sheet other than those listed are available upon request. | |||||||

| DA622 CONVEYOR CHAIN SELECTION CHART | ||||||
| DA622A | Chain Unit Length is 12 inches (304.78mm)(one Flight Section and one outer link) | 刮板宽度: 29英寸(737mm)WIDTH: 29 INCH(737mm) | ||||
| DA622B | Chain Unit Length is 18 inches (457mm)(one Flight Section, two Outer Links, and one Standard Inner Link) | |||||
| Secondary Component | ||||||
| DA622B01Flight Section | DA622B02Outer Link | |||||
| Tertiary Component | ||||||
| DA622B001Standard InnerLink | DA622B002Outer Plate | DA622B003Irregular HoleInner Link | DA622B004Scraper | DA622B005Pin | DA622B006Scraper Pin | DA622B007T-pin |
| Note: Raydafon’s 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 1/4 inches. Product data sheets for other than those listed are available upon request. | ||||||

Our DA series, in particular, is a testament to this expertise. It is a product of meticulous design, engineered to withstand the high stresses and constant abrasion that continuous mining operations present. Each chain link and component is the product of our refined manufacturing processes, ensuring exceptional performance where it matters most. Our special heat-treated pins, for example, are a direct result of our commitment to improving product durability and wear resistance, which is crucial for maximizing service life and minimizing maintenance downtime.
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