ورق های هسته 
آمیژان ها و هاردنرها 
| Aluminium Boron(Al-B) Hardeners 8% | |||
Value |
Unit |
Typical |
Specification |
– |
% |
7.5-8.5 |
B |
Max |
% |
0.40 |
Fe |
Max |
% |
0.40 |
Si |
Max |
% |
0.10 |
Ti |
Max |
% |
0.05 |
Others (each) |
Max |
% |
0.10 |
Total others |
– |
– |
Balance |
AL |
| Aluminium Boron(Al-B) Hardeners 3% | |||
| Value | Unit | Typical | Specification |
| – | % | 2.5-3.5 | B |
| Max | % | 0.3 | Fe |
| Max | % | 0.3 | Si |
| Max | % | 0.03 | Others (each) |
| Max | % | 0.1 | Total others |
| – | – | Balance | Al |
