Graphite Ceramic Foam Filters

Ferro Fanavaran Ceram manufactures high-performance graphite ceramic foam filters designed for the filtration of molten aluminum, copper, brass, and other non-ferrous alloys. Manufactured from a combination of high-quality graphite and ceramic materials, these filters feature a three-dimensional interconnected open-cell structure that effectively removes non-metallic inclusions, oxides, and entrapped gases from molten metal.



Their excellent thermal stability, thermal shock resistance, and chemical durability ensure reliable performance under demanding foundry conditions, resulting in cleaner molten metal, improved casting quality, and reduced production defects.

Key Features

• High Thermal Resistance

Reliable performance at temperatures up to approximately 1,600°C.

• Excellent Thermal Shock Resistance

Capable of withstanding repeated heating and cooling cycles without cracking.

• Highly Porous Structure

The interconnected open-cell structure effectively captures inclusions, oxides, and entrapped gases while maintaining smooth molten metal flow.

• Excellent Corrosion Resistance

Highly resistant to corrosion and chemical attack from molten non-ferrous metals.



Applications

• Aluminum and aluminum alloy castings

• Copper and copper alloy castings

• Brass and other non-ferrous alloy castings

• Automotive, electrical, and industrial components

• Molten metal filtration for low-melting-point alloys



Benefits

• Improves casting quality by producing cleaner molten metal and smoother surface finishes.

• Reduces casting defects such as porosity, gas holes, inclusions, and internal cracks.

• Enhances the mechanical properties and service life of finished cast components.

• Ensures uniform molten metal flow, resulting in greater process stability and consistent casting quality.

• Increases production efficiency while reducing scrap rates and manufacturing costs.

Technical Specifications

Chemical Composition PPI Porosity (%) Color Application temperature Bending Strength (MPa) Compressive Strength (MPa) Bulk Density(g/cm3) Bulk Density(g/cm3)
C (Graphite), Al₂O₃, SiO₂ 10-30 70 ˷ 85% خاکستری تیره – سیاه ≤ 1600°c 1.5≤ 3≤ 0.7 ~ 1 g/cm3 1100°c (Room temperature 6 times)

Recommended Filter Capacity

Size(mm)

10ppi

20ppi

Capacity (kg)

Flow Rate (kg/s)

Capacity (kg)

Flow Rate (kg/s)

Gray Iron

Ductile Iron

Gray Iron

Ductile Iron

Gray Iron

Gray Iron

40×40×15

68

34

4

3

53

3

40×40×22

68

34

4

3

53

3

30×50×22

60

30

4

3

47

3

50×50×22

110

55

6

4

85

3.5

50×70×22

150

75

9

6

116

6

75×75×22

212

110

14

9

162

7

50×100×22

200

100

12

8

155

9

75×100×22

300

150

18

12

232

13

100×100×22

420

210

24

15

315

14

150×150×22

900

450

54

36

698

40

200×200×22

1600

800

95

64

1240

58

Dia 40×22

64

39

4

3

49

2

Dia 50×22

82

41

5

4

61

3

Dia 60×22

112

56

7

5

87

4

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