| Ball diameter |
= |
7mm |
| Approx Weight (per ball) |
= |
0.2532 g |
| ISO Symbol |
= |
POM |
| TRADE NAME |
= |
Delrin Celcon |
| Chemical name |
= |
Polyoxymethylene (Delrin) |
| Specific weight kg/dm3 |
= |
1.42 ASTM D.792 |
| Water absorbtion N% |
= |
0.9 ASTM D.570 |
| Tensile strength kg/cm2 |
= |
680 ASTM D.638 |
| Stretch % |
= |
75 ASTM D.638 ASTM |
| Modulus of tensile elasticity kg /cm3 |
= |
29.000 ASTM D.638 |
| Impact strength IZOD kg.cm/cm |
= |
18 at 25 deg C and 10 at 40 Deg C ASTM D.256 |
| Rockwell hardness |
= |
120 Scale R ASTM D.785 |
| Max operation temp |
= |
150 deg C |
| ASTM |
= |
This is the test method used. |
| Other information |
= |
These balls will not float |
