| Shielding Characteristics |
| Thickness |
minimum lead equivalence (mm) for stated X-ray tube voltage |
|
Max. plate mass |
| mm |
100kV |
110kV |
150kV |
200kV |
250kV |
300kV |
|
ibs/sq.ft |
kg/m2 |
| 3.5-5.0 |
1.2 |
1.2 |
1.0 |
0.9 |
0.9 |
0.9 |
|
24.0 |
4.9 |
| 5.0-6.5 |
1.7 |
1.6 |
1.5 |
1.3 |
1.3 |
1.3 |
|
31.2 |
6.4 |
| 7.0-8.5 |
2.3 |
2.3 |
2.1 |
1.8 |
1.8 |
1.8 |
|
40.8 |
8.4 |
| 8.5-10.0 |
2.8 |
2.8 |
2.5 |
2.2 |
2.2 |
2.2 |
|
48.0 |
9.8 |
| 10.0-12.0 |
3.2 |
3.2 |
2.9 |
2.5 |
2.5 |
2.5 |
|
57.6 |
11.8 |
| 11.0-13.0 |
3.6 |
3.6 |
3.3 |
2.8 |
2.7 |
2.8 |
|
62.4 |
12.8 |
| 14.0-16.0 |
4.6 |
4.6 |
4.3 |
3.5 |
3.5 |
3.6 |
|
76.8 |
15.7 |
|
| Optical Properties |
| Refractive index nd |
1.76 |
| Transmission % @ 550mm through 5mm path |
>= 85.0 |
|
| Chemical Properties |
| Lead (Pb) |
48% |
| Barium (Ba) |
15% |
|
| Mechanical Properties |
| Specific gravity (g/cm3) |
4.8 |
| Knoop hardness (kg/mm2) |
4.40 |
| Youngs modulus (Gpa) |
62.7 |
| Poisson's ratio |
0.23 |
| Coefficient of thermal expansion (x10-7/°C) |
81.8 |
|
|
WHILE EVERY ATTEMPT HAS BEEN MADE TO VERIFY THE SOURCE OF THE INFORMATION, NO RESPONSIBILITY IS ACCEPTED FOR ACCURACY OF DATA.
|
