Grinding Media Ball

Welcome to Grinding Media Ball

Wear Resistance for Cement Industry

We assure guarantee for
	OPC : 30 - 45 gms /ton of cement ground. PPC : 45-50 gms/ton of cement ground. Slag Cement : 80-90 gms.ton of cement ground
Sizes Available

Technical Specification
I - Chamber Grinding Media
Ball Sizes : Ø90, Ø80, Ø70 & Ø60 mm

CASTACHROME - 18

Element	C	Si	Mn	Cr	Ni	Mo	S	P	Cr/C	Hardness
Min %	2.1	0.3	0.7	15.5	-	-	-	-	6.0	60.0 HRc
Max %	3.0	0.80	1.2	18.5	0.01	0.50	0.05	0.05	8.50	63.0

Microstructure :		Heat Treatment :
Microstructure is predominantly discontinuous eutectic		Hardening
chromium carbides in matrix of tempered martensite		Hardening is done by heating casting to
Free Graphite = 0.00		900 C - 1,100 C and oil quenched
Pearlite = 1.00 % (max)		Tempering :
Retained Austenite = 15.00% (max)		Tempered is done at 175 - 375 C for 8 hrs.

Sizes Available

17% Cr Grinding Media for IInd Chamber
Ø50 mm	1 % Cr - . % C
Ø40 mm	11% Cr - 3.3% C
Ø30 mm	11% Cr - 3.3% C
Ø25 mm	11% Cr - 3.3% C
Ø20 mm	11% Cr - 3.3% C
Ø17 mm	11% Cr - 3.3% C

Technical Specification
II - Chamber Grinding Media
Ball Sizes : Ø50, Ø40, Ø30, Ø25, Ø20, Ø17 & Ø15 mm

CASTACHROME - 12

Element	C	Si	Mn	Cr	Ni	Mo	S	P	Cr/C	Hardness
Min %	2.7	0.3	0.7	11.0	-	-	-	-	4.81	63.0 HRc
Max %	3.2	0.80	1.2	13.0	-	-	0.05	0.05	3.44	67.0

Microstructure :		Heat Treatment :
Microstructure is predominantly discontinuous eutectic		Hardening
chromium carbides in matrix of tempered martensite		Hardening is done by heating casting to
Free Graphite = 0.00		850 C - 950 C and oil quenched.
Pearlite = 1.00 % (max)
Retained Austenite = 20.00% (max)