63HRC High Chromium White Iron Wear Donuts / Wear Buttons / Chocky Bars for Abrasion

• Customization: Available
• Certification: ISO 9001:2008
• Standard: ASTM
• Surface Treatment: Shot Blast
• Manufacturing Process: Casting
• Material: Cast Iron
• Outer Diameter: 75mm-148mm
• Inner Diameter: 25mm-35mm
• Application: Bucket Wear Protection
• Transport Package: Export Crate & Pallet
• Trademark: Hyster
• Origin: China
• HS Code: 84314991
• Production Capacity: 1000 Tons/Year

Product Description

Material

This Bi-metallic wear resistant product, as a combination of high Chromium cast iron (ASTM A532 15/3CrMo, 700BHN - 63HRc) metallurgically bonded to a mild steel backing plate, obtains both very high abrasion resistance and weldability.



Chemical Composition of White Iron
 

C	Cr	Mn	Mo	Cu	P	Si	S	B,V,Nb
2.5~3.5%	15~18%	0.5~1.0%	0.5~2.5%	0.5~1.0%	≤0.02%	0.5~1.0%	≤0.02%	0.1~0.5%

Mechanical Property of White Iron
 

1. Tensile Strength: 630 MPa
2. Shearing Strength: 250 MPa
3. Hardness: 63 HRC



Micro-Structure of White Iron


 


Product Series

Chocky Bars                               Wear Buttons                          Wear Donuts
Standard Wear Bars                 Micro-Ledges                           Wear Plates
Rock Box Liners                        Skid Wear Bars                         Shaped Wear Bars
Wafer Strips                              Grizzly Bars                               Elbow Wear Bars
Shredder Hammer Tips           Knife Edges                               Overlay Wear Plates



Applications

Wear Pads                 Jaw Crushers                    Chute Linings              Ore Chutes
Crusher Chutes         Tripper Chutes              Flop Gates                   Bucket Liners
Grizzly Bars                Lip Protectors               Screen Plates              Vibratory Feeders
Floor Liners                Loaders                         Wear Aprons               Knife Inserts
Crusher Bars              Run Out Rolls               Dump Hoppers           Crusher Hoppers






Specifications of Wear Donuts
 

The outer diameter of Wear Donut varies from 75mm to 148mm. Customized grades and sizes are available as per the clients' specific need.
Applications of Wear Donuts are widely varied, ranging from specific wear protection on buckets for loaders, excavators and dragline machines, or chute linings and rock box edges.

Wear Donut is a cost-effective alternative for Wear Button.

 

Item No.	Size  (mm)	Dimension (mm)					N.W. (kg)
		A	B	C	D	E
WD 75	Ø75×25	75	25	17	8	25	0.7
WD 100A	Ø100×25	100	25	17	8	50	1.0
WD 100B	Ø100×32	100	32	24	8	70	1.0
WD 130	Ø130×23	130	23	15	8	80	1.3
WD 148	Ø148×35	148	35	25	10	108	2.2

 

Hunan Hyster Material Technology Co., LTD.

Founded in 1995, Hyster is a professional manufacturer & exporter of Bi-metallic Wear Blocks & Plates, Wear Pipes, Chocky Bars, Wear Buttons (white iron vacuum brazed onto mild steel, 63HRC/700BHN), Chromium Carbide Overlay Wear Plates, Ni-Hard Castings/Plates, Tungsten Carbide Castings for Mining, Quarrying, and other heavy industries.