®PTFE
Characteristics
and Applications of Fluon PTFE Granular Powders (Moulding Powders)
Fluon PTFE
granular powders (moulding powders) are used for the production
of sheets, rods, billets and other general mouldings.
Filled compounds are described FC page.
*Information
in this publication is based on our general experience and given
in good faith, but because of the many particular factors which
are outside our knowledge and control and affect the use of
products, no warranty is given or to be implied with respect to
such information.
1.Key Properties
G100 series : Fine particle powders
G200 series : Pre-sintered extrusion powders
G300 series : Agglomerated (free flowing) powders
| Grades | Bulk Densityg/l (g/ml) | Median Particle Size (µm) | Powder Flow | Applications | Characteristics |
| G163 G190 G192 |
330 (0.33) 440 (0.44) 460 (0.46) |
25 25 25 |
--- | large billet(300-1,500mm height) sheet moulding. feed stock. |
fine particle powders. high tensile strength excellent surface finish. higher bulk density for G190 and G192. |
| G307 G340 G350 |
750 (0.75) 820 (0.82) 920 (0.92) |
650 350 350 |
excellent very good very good |
general moulding for G307, G340 and G350 automatic moulding for G307, G340 and G350 isostatic moulding for G307, G340 and G350 rod (>diameter 20mm) and pipe by ram extrusion for G307. |
agglomerated (free flowing) unsintered powders. the best powder flow for G307. good surface finish and high bulk density for G340 and G350 the highest bulk density for G350. |
| G201 | 630 (0.63) | 550 | excellent | rod (<diameter 20mm) and pipe by ram extrusion. | presintered polymer. high powder flow. lower crystallinity than G307. |
2.Typical Preforming Conditions/properties
of Fluon PTFE granular powders (moulding powders)
| Property | Test Method | Unit | G163 | G190 | G192 |
G201 | G307 | G340 | G350 |
| Bulk Density | JIS K6891 | g/l (g/ml) |
330 (0.33) |
440 (0.44) |
460 (0.46) |
630 (0.63) |
750 (0.75) |
820 (0.82) |
920 (0.92) |
| Median Particle Size | ASTM D1457 | µm | 25 | 25 | 25 | 550 | 650 | 350 | 350 |
| Powder Flow | --- | --- | --- | --- | --- | excellent | excellent | very good | very good |
| Compression Ratio | --- | --- | 4.1 | 3.5 | 3.2 | --- | 2.7 | 2.5 | 2.4 |
| Recommended Moulding Pressure | --- | MPa (kgf/cm²) |
16 (160) |
16 (160) |
16 (160) |
--- | 30 (300) |
30 (300) |
30 (300) |
| Tensile Strength | JIS K6891 | MPa (kgf/mm²) |
42 (4.3) |
42 (4.3) |
41 (4.2) |
23 (2.3) (JIS K6889) |
36 (3.7) |
39 (4.0) |
39 (4.0) |
| Elongation | JIS K6891 | % | 350 | 370 | 360 | 250 (JIS K6889) | 350 | 350 | 350 |
| Diametrical Shrinkage | *1 | % | 4.2 | 4.3 | 4.7 | --- | 2.8 | 2.6 | 2.8 |
| Surface Finish | --- | --- | excellent | excellent | excellent | good | good | very good | very good |
*1 at recommended preforming
pressure
| Before use of this product, we urge the Careful reading of the appropriate Material Safety Data Sheet (MSDS). Technical information brochures are available for some products. For the safe use of the product, one must abide by the use method and the purposes described in the relevant brochure and MSDS. Please note that the brochure and MSDS are based on the latest information and data available, but additional and/or Corrections may be made, from time to time, without notice when new data becomes available and/or regulations are Changed. Feel free to contact us directly and/or the selling agency if you have any questions. |