Feature:

  1. Cold isostatic pressed.
  2. Large size available
  3. High density / Fine grain size / High purity / High strength / Low specific resistance / Ease of precise machining
  4. Excellent thermal shock resistance to high temperature and oxidation / good anticorrosion
Isostatic Press graphite

Semiconductor (Monocrystalline Silicon) / Vacuum furnace / Continuous casting / Sealing Products / Space & Medical Industry / Forge Moulds EDM

Heaters / Heat shields / Graphite moulds / Melting and sintering moulds for Pottery & Electronic Products & Cemented Carbide & Diamond & Other precious metals, etc.

ISOSTATIC BFS-1 BFS-2 BFS-3 BFS-3 BFS-5
Bulk Density g/cm3 MIN 1.91 1.85 1.80 1.75 1.86
Ash PPM 50 500-1000 500-1000 500-1000 500MAX
Grain Size μm 8-10 25 25 25 4-6
Specific Resistance μΩm 10-12 11~13 11~13 15MAX 14MAX
Compressive Strength Mpa MIN 138 80 75 55 120
Flexible Strength Mpa MIN 60 40 37 25 55
Shore Hardness MIN 60 55 50 50 72
C.T.E 5.0 4.5 4.4 4.0 4
Yong Modulous Gpa 12 11.5 10 10.5 12

Note:

  1. Ash content of all grades can be purified to 20 PPM.
  2. Special property requirement specially produced.

Size:

Rods Diameter Length
Size Range 0-630mm 0-1500mm
Standard Size 100/200/300/400/500mm 300/400/500/600mm
Blocks Length Width Thickness
Size Range 0-1500 mm 0-600 mm 0-400 mm
Standard Size 400/500/600/1000 mm 400/500mm 200/300/400/500/600 mm

Larger size specially pressed.

Smaller size further machined.

Machined parts done to drawings

Anticorrosion cover available (SiC Cover, Pitch Cover, etc)