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Weld Overlay Plate

Duaplate® DX

Bradken's Duaplate® DX offers a unique and superior weld overlay product that outperforms conventional Chromium Carbide Overlays (CCO).

Overview
Duaplate DX offers a unique and superior weld overlay product that outperforms conventional Chromium Carbide Overlays (CCO). Bradken has employed the latest digital technology in order to create an overlay with a patented chemical composition that is incredibly resistant to abrasion and still be used in moderate impact applications. The phenomenal properties of Duaplate DX make it ideal for use in mass sensitive applications that require a light-weight, high performance liner material. Available in large sheet sizes and custom shapes, Duaplate DX can be cut and formed to suit customer requirements.
Manufacture
Duaplate DX is manufactured by fusing a specially formulated powder to a steel base plate. This creates a bi-metallic material with a layer of high performance abrasion resistant overlay combined with a ductile steel base to accommodate forming and welding.
Microstructure
The unique microstructure of Duaplate® DX consists of a mixture of extremely fine carbides and borides that are surrounded by a predominantly martensitic matrix material. These incredibly hard carbides and borides are approximately 10x smaller than traditional carbides in CCOs, which dramatically increases resistance to wear and further improves impact performance.
Typical Properties
Field trials have confirmed that Duaplate DX improves asset life by 1.8-2.5 times compared to standard CCO plates of the same thickness. Bradken’s Duaplate DX can achieve the same wear life with a thinner, lighter liner, opening opportunity to improve manual handling safety during liner change outs.
Bulk Hardness

850 HV50

Hard Particle Hardness

>1700 HV0.3

Volume Fraction of Hard Particles

~25%-30%

Density

7700 kg/m3

Available Sizes
Duaplate DX can be supplied by Bradken as custom made liner plates or as a 2660 x 2870 sheet. It is available in the following thicknesses:
- 5 on 8
- 8 on 8
- 16 on 8
Used on:
  • Vibrating Feeders
  • Mobile Equipment
  • Bin and Hopper Liners
  • Chute Liners

Duaplate® DX Weld Overlay

Duaplate® DX Weld Overlay Manufacturing

Duaplate® DX Weld Overlay Manufacturing

Duaplate® DX Weld Overlay Microstructure

Duaplate® DX Weld Overlay Microstructure

Duaplate® DX Weld Overlay Application

Duaplate® DX Weld Overlay Application

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