ODM High Hardness CCO Hardfacing Overlay Wear Resistant Steel Plate | Runxing RX-m Series for Mining Cement Chute Liner Manufacturers, Factories

Brand Intro Founded in 2010, Runxing Machinery is a professional Chinese manufacturer specializing in bimetallic chromium carbide overlay(CCO) wear resistant composite steel plate with ISO certification and independent wear-resistant material patents. Our core RX-m series includes RX-m100, RX-m300, RX-m500 three grades customized for different abrasion working conditions, products widely exported to global mining, cement, steel, port & power plants.

Product Description

Product Specifications

Model Overlay Chemical Composition Carbide Volume Fraction Hardness(HRC)
RX-m100 C: 3~5%, Cr: 17~25% 30% 58~63
RX-m300 C: 4~6%, Cr: 20~28% 30% 58~64
RX-m500 C: 5~7%, Cr: 28~35% 50% 59~64

Standard Sheet Dimension

1420 × 3850mm, 2200 × 3850mm

Common Composite Thickness

3+3 / 4+4 / 5+3 / 6+4 / 8+4 / 10+4 / 12+4 / 14+6 / 15+15mm (Custom cutting, bending, punching available)

Product Performance & Features

1. Excellent High Wear Resistance

Microstructure consists of eutectic cementite, martensite & uniformly distributed chromium carbide skeleton structure, overlay hardness up to HV1700. Service life is 5~20 times longer than ordinary manganese steel plate, top performance against severe abrasive wear.

2. Outstanding Impact Resistance

Low carbon base substrate absorbs external impact load; fine evenly distributed microcracks inside hardfacing layer release internal stress effectively, avoid cracking & peeling under medium impact and bulk material drop abrasion.

3. High Economic Benefit

Custom-made thickness, alloy composition & hardness as clients' on-site abrasion condition, match different working condition demands, reduce frequent replacement & maintenance cost of equipment spare parts.

4. Convenient Processing & Installation

Our CCO wear plate supports cutting, leveling, punching, bending, curling into flat plate, arc plate, cylinder; can be welded or bolt fixed on equipment for quick replacement and easy later maintenance.

Industrial Applications

Cement

Loesche/FLSmidth vertical mill liner, raw material silo & chute lining

Mining

PH-series electric shovel bucket liner, mine ore hopper & transfer chute liner

Port

Stacker-reclaimer bulk material chute wear liner

Steel & Power Plant

Coal bunker lining, ash discharge chute wear protection liner

Frequently Asked Questions (FAQ)

What is the typical hardness of the chromium carbide overlay (CCO) wear plates?

The overlay hardness of our plates can reach up to HV1700. In terms of Rockwell C hardness, the RX-m100 model ranges from 58~63 HRC, the RX-m300 ranges from 58~64 HRC, and the RX-m500 model features a hardness of 59~64 HRC.

What standard plate dimensions and thicknesses do you offer?

Our standard plate dimensions are 1420 × 3850mm and 2200 × 3850mm. Common composite thicknesses include 3+3, 4+4, 5+3, 6+4, 8+4, 10+4, 12+4, 14+6, and 15+15mm. We also support custom cutting, bending, and punching to meet your specific requirements.

How do these plates withstand impacts and cracking?

Our wear plates utilize a low carbon steel base substrate that effectively absorbs external impact loads. Additionally, fine, evenly distributed microcracks within the hardfacing layer release internal stress, preventing cracking and peeling during medium impact and bulk material drop abrasion.

Can the wear plates be customized for complex shapes or systems?

Yes, our CCO wear plates are highly versatile and support various fabrication methods, including cutting, leveling, punching, bending, and curling. They can easily be rolled into flat plates, arc plates, or cylinders and fixed using either welding or bolt fasteners.

What industries benefit most from using these wear-resistant plates?

These CCO wear plates provide exceptional economic benefits and protection across heavy industries, particularly in Cement (mill liners, silos), Mining (shovel bucket and hopper liners), Ports (bulk material chutes), and Steel & Power Plants (coal bunkers, ash discharge chutes).

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