Original SICOMA mixer spare parts MAO type 4500/3000 central blades

Material:Ductile casting iron,gray cast iron,stainless steel,carbon steel,low alloy steel,high alloy steel,

hardfacing tungsten carbide, Composite Ceramics etc.

Process:clay sand casting,furan resin sand casting,shell mold casting,water glass sand casting,lost foam casting(EPC or LFC)

Application:Eirich mixer wear parts,Teka mixer wear parts,Sicoma mixer wear parts,Liebherr mixer wear parts etc.

Mechanical Properties

HRC

AK(J/cm ²)

Micro structure

Flexural strength

58-64

≥2.5

M+C

>700 ak N.M/CM2

 Chemical    Composition (%)

C

  Si

 Mn

Cr

P

S

Mo

Cu

Ni

1.7-3.2

0.3-1.2

0.3-1.0

10-11

≤0.10

≤0.10

Micro-

Micro-

Micro-

Mechanical Properties

Hardness(HB)

Elongation δ (%)

Flexural strength σb (MPa)

Heat treatment criterion

≤229

≥20

≥637

quenching,1060~1100°C,water-cooling

 Chemical Composition (%)

C

Si

Mn

S

P

1.10~1.50

0.30~1.00  

11.00~14.00

≤0.050

≤0.090

Chemical Composition (%)

C

Si

Mn

S

P

Cr

Ni

Cu

V 

Mo

1.45~1.70

 ≤0.40 

≤0.40

≤0.030

≤0.030

11.00~12.50

≤0.25 

Allowable residuals

≤0.30

0.15~0.30

0.40~0.60

Mechanical Properties

Hardness(HB)

Indentation Diameter(mm)

Heat treatment Criterion

annealing,255~207

3.8~4.2

quenching,≥60HRC

Mechanical Properties

Micro-hardness(MPa)

Elasticity Modulus(GPa)

Compressive Strength(MP)

Coefficient of thermal expansion

17800

71.0

56

3.84×10-6/℃

Main Composition (%)

Impurity Content(%)

W

Total C

Free C

Residual Slag of Chlorination

Fe

Cr

V

TiTaNb

CoNiMo etc.

95-96

3.9 ±0.1 

≤0.08

≤0.1

≤0.5

≤0.2 

≤0.2

≤0.2

≤0.3

Grades

ISO Standard

Flexure Strength(N/mm²)

Hardness(HRA)

YG6

K20

1900

90.5

YG6x

K15

1800

92.0

YG6A

K10

1800

92.0

YG8

K30

2200

90.0

YG15

K40

2500

87.0