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Brocas inteiriças de metal duro<br />

Brocas para furo profundo HPS • Tabela de velocidade e avanço<br />

Velocidade de corte — Vc<br />

Diâmetro da ferramenta<br />

Valor<br />

inicial<br />

SFM<br />

m/min<br />

0<br />

0<br />

45<br />

91<br />

152<br />

242<br />

303<br />

364<br />

455<br />

606<br />

758<br />

909<br />

1061<br />

15<br />

30<br />

50<br />

80<br />

100<br />

120<br />

150<br />

200<br />

250<br />

300<br />

350<br />

Pol. 0,118 0,157 0,236 0,315 0,394 0,472 0,551 0,630<br />

mm 3,0 4,0 6,0 8,0 10,0 12,0 14,0 16,0<br />

N1 Ligas de alumínio forjado Resistência à tração RM (MPa*):

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