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Tungsten Grades Powders
| Grade | ISO grade | Chemical composition(% in weight) | Powder characteristics | Physical properties as sintered | ||||||||||
| WC | Co | TiC | TaC | othe |
T.C | Lubricant | Average grain sizeWC(um) |
Apparent density g/cm3 | Flow rate Sec/50g |
Hadrdness HRA±0.5 | Density g/cm3 ±0.1 |
TRS Mpa min |
||
| GF40D | - | 88.0 | 12.0 | - | - | - | 5.32 | 2.0%wax | 6.0 | 3.20 | 27 | 87.5 | 14.30 | 2800 |
| GD20A | - | 91.0 | 9.0 | - | - | - | 5.56 | 2.0%PEG | 8.0 | 3.70 | 25 | 86.5 | 14.60 | 2500 |
| GT20A | P20 | 79.3 | 8.0 | 8.7 | 4.0 | - | 6.82 | 2.0%wax | 2.0 | 2.70 | 30 | 91.8 | 12.40 | 2200 |
| GK10F | K10 | 93.3 | 6.5 | - | - | 0.20 | 5.76 | 2.0%wax | 1.8 | 3.40 | 27 | 92.0 | 14.86 | 3200 |
| GK30F | K30 | 91.1 | 8.5 | - | - | 0.4 | 5.63 | 2.0%wax | 1.8 | 3.10 | 29 | 91.0 | 14.65 | 2800 |
| GK50 | K50 | 90.0 | 10.0 | - | - | - | 5.52 | 2.0%wax | 1.8 | 3.20 | 28 | 90.5 | 14.54 | 2800 |
| GF05 | K02 | 97.0 | 3.0 | - | - | - | 5.98 | 2.0%wax | 4.0 | 3.35 | 25 | 92.0 | 15.25 | 2100 |
| GD22 | - | 90.8 | 9.2 | - | - | - | 5.55 | 2.0%wax | 4.0 | 3.20 | 28 | 88.4 | 14.62 | 2600 |
| GU15F | K10-K30 | 91.4 | 8.0 | - | - | 0.6 | 5.76 | 2.0%wax | 0.6 | 3.00 | 28 | 93.0 | 14.65 | 4200 |
| GU25UF | K10-K50 | 86.0 | 12.0 | - | - | 1.4 | 5.49 | 2.0%wax | 0.4 | 2.70 | 30 | 93.0 | 14.10 | 4000 |
| GU10 | K10 | 93.85 | 6.0 | - | - | 0.15 | 5.84 | 2.0%wax | 0.8 | 3.05 | 27 | 93.0 | 14.85 | 2700 |
| GU20 | K10-K20 | 89.5 | 10.0 | - | - | 0.5 | 5.57 | 2.0%wax | 0.8 | 2.85 | 30 | 91.8 | 14.45 | 3400 |
| GU30 | K20-K30 | 85.7 | 13.5 | - | - | 0.8 | 5.38 | 2.0%wax | 0.8 | 2.70 | 32 | 90.5 | 14.00 | 3500 |
| GK02 | K01 | 95.9 | 4.0 | - | - | 0.1 | 5.92 | 2.0%wax | 1.3 | 3.40 | 24 | 92.7 | 15.15 | 2100 |
| GK05 | K05 | 94.0 | 6.0 | - | - | - | 5.79 | 2.0%wax | 1.5 | 3.40 | 24 | 92.0 | 14.90 | 2450 |
| GK10 | K10 | 94.0 | 6.0 | - | - | - | 5.78 | 2.0%wax | 2.0 | 3.40 | 26 | 91.5 | 14.90 | 2500 |
| GK20 | K20 | 94.0 | 6.0 | - | - | - | 5.79 | 2.0%wax | 3.0 | 3.40 | 27 | 91.0 | 14.90 | 2600 |
| GK30 | K30 | 92.0 | 8.0 | - | - | - | 5.64 | 2.0%wax | 3.0 | 3.35 | 28 | 90.0 | 14.70 | 2700 |
| GK40 | K40 | 91.0 | 9.0 | - | - | - | 5.57 | 2.0%wax | 3.0 | 3.20 | 29 | 89.5 | 14.60 | 2800 |
| GF20D | - | 94.0 | 6.0 | - | - | - | 5.76 | 2.0%wax | 4.0 | 3.40 | 26 | 90.0 | 14.90 | 2600 |
| GF25D | - | 92.0 | 8.0 | - | - | - | 5.63 | 2.0%wax | 5.0 | 3.40 | 26 | 89.5 | 14.70 | 2800 |
| GF31 | - | 90.5 | 9.5 | - | - | - | 5.59 | 2.0%wax | 4.0 | 3.30 | 26 | 89 | 14.43 | 2800 |
| GF40 | - | 88.0 | 12.0 | - | - | - | 5.40 | 2.0%wax | 2.0 | 3.10 | 27 | 89.0 | 14.40 | 3000 |
| GF45 | - | 87.0 | 13.0 | - | - | - | 5.34 | 2.0%wax | 2.5 | 3.05 | 30 | 88.5 | 14.20 | 3100 |
| GF50 | - | 85.0 | 15.0 | - | - | - | 5.20 | 2.0%wax | 3.5 | 2.90 | 30 | 87.5 | 14.00 | 3000 |
| GF60 | - | 80.0 | 20.0 | - | - | - | 4.91 | 2.0%wax | 5.5 | 2.75 | 32 | 84.5 | 13.65 | 2700 |
| GF65 | - | 78.0 | 22.0 | - | - | - | 4.78 | 2.0%wax | 5.5 | 2.70 | 33 | 84.0 | 13.40 | 2700 |
| GF70 | - | 75.0 | 25.0 | - | - | - | 4.60 | 2.0%wax | 5.5 | 2.65 | 33 | 82.5 | 13.18 | 2400 |
| GD10 | - | 94.0 | 6.0 | - | - | - | 5.77 | 2.0%wax | 8.0 | 3.40 | 26 | 89.0 | 14.95 | 2500 |
| GD20 | - | 92.0 | 8.0 | - | - | - | 5.64 | 2.0%wax | 8.0 | 3.40 | 26 | 86.5 | 14.60 | 2500 |
| GD25A | - | 90.0 | 10.0 | - | - | - | 5.51 | 2.0%wax | 3.0 | 3.30 | 26 | 88.5 | 14.50 | 2850 |
| GD50 | - | 85.0 | 15.0 | - | - | - | 5.20 | 2.0%wax | 6.0 | 3.20 | 27 | 86.0 | 14.00 | 3000 |
| GT20 | P20 | 72.0 | 8.0 | 8.0 | 12.0 | - | 6.86 | 2.0%wax | 2.0 | 2.70 | 30 | 92.2 | 12.40 | 1900 |
| GT30 | P30 | 75.8 | 8.0 | 6.2 | 10.0 | - | 6.60 | 2.0%wax | 2.0 | 2.80 | 28 | 91.5 | 12.80 | 2100 |
GESAC produces various types of ready to press powders which is widely used in manufacture of cemented carbide.The products have the following characteristics:
1、Stable apparent density
2、Excellen flowability thanks to spherical aspect of the powder
3、Good compressibility
4、High chemical purity,well control of carbon content
5、The cemented carbide made of our RTP has excellent physical properties
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