We Continue Challenge for Realization of
"Non-machining process" which has been Hoped
for Long Time.
Grade | PM-5245 | PM-5265 (Development material) |
PM-9640 | |
---|---|---|---|---|
Characteristic | Dimensional stability | High dimensional accuracy Low specific gravity |
GF reinforced | |
Specific gravity | - | 2.03 | 1.90 | 1.78 |
Molding Shrinkage | % | 0.24 | 0.30 | 0.28 |
CTE (MD/TD) | ppm/K | 13/14 | 16/18 | 14/30 |
Flexural strength | MPa | 180 | 180 | 225 |
Flexural modulus | GPa | 23 | 18 | 16 |
Tensile strength | MPa | 110 | 110 | 140 |
Compressive strength | MPa | 360 | 340 | 320 |
Charpy Impact strength | kJ/m2 | 3.0 | 3.0 | 5.2 |
Item | Dimension of mold | PM-5245 | PM-9640 | ||
---|---|---|---|---|---|
Dimension of molding part | Dimension of molding part | ||||
Average | σ | Average | σ | ||
Inner diameter | 68.070 | 67.852 | 0.002 | 67.791 | 0.009 |
Circularity | 0.005 | 0.007 | 0.002 | 0.022 | 0.003 |
Flatness A | 0.002 | 0.019 | 0.002 | 0.054 | 0.007 |
Flatness B | 0.002 | 0.015 | 0.001 | 0.050 | 0.005 |
Cylindricity | 0.008 | 0.017 | 0.002 | 0.049 | 0.006 |
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