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| H.B.TOOLS are the sole UK suppliers of this specialist range
of grooving tools, and dedicated carbide grade - 'Ramet 1' for the aerospace
and super-alloy machining industries. |
| HEAT RESISTANT SUPER ALLOYS |
BRINELL HARDNESS HB |
CUTTING SPEED M/MIN |
| IRON BASE |
Annealed or solution
treated
Aged or solution treated and aged |
200
280
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65
45
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45
30
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25
20
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| NICKEL BASE |
Annealed or solution
treated
Aged or solution treated and aged
Cast or cast and aged |
250
350
320
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35
25
25
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15
10
10
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10
5
5
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| COBALT BASE |
Annealed or solution
treated
Solution
treated and aged
Cast
or cast and aged |
250
350
320
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35
25
25
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15
10
10
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10
5
5
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'Ramet 1' can also be used for low speed machining on
a wide range of stainless steels - 200/300/400 series, tool steels up
to 48 rockwell C, monel metal and nitriding steels
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