6% Medium Chrome Content Cast Steel Grinding Ball

• Material: Steel
• Content: 75% ~ 80%
• Usage: Grind
• Processing Type: Rolling Type
• Size: 10-165mm
• Color: Brown
• Customized: Customized
• No Breakage: Good Wear Performance
• Good Wear Rate: 0.5′′-6′′
• Tough Surface to Tough Core: Hardness 60-65HRC
• High Impact Toughness: Strong Microscopic Structure
• Transport Package: Ton Bags or Steel Drums
• Specification: ISO, SGS
• Trademark: Taihong
• Origin: Qingzhou, Shandong
• HS Code: 732591
• Production Capacity: 100000tons/Year

Product Description

SpecificationsA) High hardness 




B) Lower breakage 
C) Even wearing 
D) Good wear resistance 
E)go through the certification of ISO9001:2000 


Chemical Components

 

Type	Chemical components
	C	Si	Mn	Cr	Mo	Cu	P	S
Low-Cr	1.8-3.2	≤1.2	≤1.5	1-3	≤1.0	≤0.5	≤0.15	≤0.15
Medium-Cr	1.8-3.2	≤1.2	≤1.5	4-9	≤1.5	≤1.0	≤0.15	≤0.15
High-Cr	1.8-3.2	≤1.2	≤2.5	10-18	≤1.0	≤1.5	≤1.0	≤1.0
Superhigh-Cr	1.8-3.2	≤1.2	≤2.5	19-35	≤2.0	≤1.5	≤1.0	≤1.0

 

 

Specification

 

ΦxL(mm)		ΦxL(mm)		ΦxL(mm)
8x8		10x10(12)		12x12(14)
14x14(16)		16x16(18)		18x18(20)
20x20		22x22		25x25
30x30		35x35		40x40
45x45		50x50		60x60

Mechanical Properties and Microstructure

Type	Mechanical properties HRC			Microstructure
Low-Cr	>45			P+C
Medium-Cr	>50			M+C
High-Cr	>60			M+C
P-Pearlite  C-Carbide  M-Martensite

Application


Packing