Page 231 - Parlec Catalog

Small Diameter Boring System

Application Guide 229

BALANCE CONFIGURATION CHART BALANCING CHART

Preferred Range Extended Range Preferred Range Extended Range
Use outlined
configurations to / Nose Balance / Nose Balance / Nose Balance / Nose Balance
achieve a range of Boring Bar Shank Configuration Boring Bar Shank Configuration Boring Bar Shank Configuration Boring Bar Shank Configuration
boring diameters.
Diameter Range
Balance Configuration - 0 Balance Configuration - 5 mm in Steel Bars Steel Bars Carbide Bars** Carbide Bars**
(See balancing chart)
9 0.35 0 0
9.5 0.37 0 1
10 0.39 1 1
10.5 0.41 BSS8 / BN8X9 1 BSC8 / BN8X9 2
11 0.43 2 2
11.5 0.45 2 3
12 0.47 3 3
12.5 0.49 3 4
Balance Configuration - 1 Balance Configuration - 6 13 0.51 0 4 0 5
13.5 0.53 1 5 1 5
14 0.55 2 5 1 6
14.5 0.57 2 6 2 6
15 0.59 BSS10 / BN10X13 3 BSS8 / BN8X9 6 BSC10 / BN10X13 3 BSC8 / BN8X9 7
15.5 0.61 3 6 3 8
16 0.63 4 7 4 8
16.5 0.65 4 8 5 9
17 0.67 0 5 0 5
17.5 0.69 1 5 1 6
Balance Configuration - 2 Balance Configuration - 7 18 0.71 1 6 1 7
18.5 0.73 2 6 2 7
19 0.75 BSS12 / BN12X17 2 BSS10 / BN10X13 7 BSC12 / BN12X17 3 BSC10 / BN10X13 8
19.5 0.77 3 8 4 8
20 0.79 3 8 4 9
20.5 0.81 4 9 5 9
21 0.83 0 5 0 6
21.5 0.85 1 5 1 7
22 0.87 1 6 2 7
22.5 0.89 2 6 BSC14 / BN14X21 3 8
23 0.91 BSS14 / BN14X21 3 BSS12 / BN12X17 7 4 BSC12 / BN12X17 9
Balance Configuration - 3 Balance Configuration - 8 23.5 0.93 3 7 4 9
24 0.94 4 8 5 9
24.5 0.96 4 9 6 9
25 0.98 0 5 0 7
25.5 1.00 1 6 1 8
26
No Weights 26.5 1.02 1 2 6 7 2 3 9 9
1.04
27 1.06 BSS16 / BN16X25 3 BSS14 / BN14X21 8 BSC16 / BN16X25 4 BSC14 / BN14X21 9
27.5 1.08 3 8 6 9
28 1.10 4 9 7 9
Balance Configuration - 4 Balance Configuration - 9 28.5 1.12 5 0 9 5 8 0 9 9
1.14
29
29.5 1.16 1 6 1 9
30 1.18 2 7 2 9
30.5 1.20 2 7 3 9
31 1.22 BSS16 / BN16X29 3 BSS16 / BN16X25 8 BSC16 / BN16X29 4 BSC16 / BN16X25 9
31.5 1.24 3 8 6 9
32 1.26 4 9 7 9
32.5 1.28 5 9 8 9
33 1.30 0 6 0 9
33.5 1.32 1 6 1 9
34 1.34 1 7 2 9
34.5 1.36 BSS16 / BN16X33 2 BSS16 / BN16X29 8 BSC16 / BN16X33 3 BSC16 / BN16X29 9
35 1.38 3 8 5 9
35.5 1.40 3 9 6 9
36 1.42 4 9 7 9
36.5 1.44 5 9 8 9
37 1.46 0 5 0 9
37.5 1.48 1 6 1 9
38 1.50 2 7 2 9
38.5 1.52 2 8 3 9
39 1.54 BSS16 / BN16X37 3 BSS16 / BN16X33 8 BSC16 / BN16X37 5 BSC16 / BN16X33 9
39.5 1.56 4 9 6 9
*Patent Pending 40 1.57 4 9 7 9
©2009 Parlec, Inc. 40.5 1.59 5 9 8 9
41 1.61 0 6 0 9
41.5 1.63 1 6 1 9
42 1.65 2 7 2 9
**CARBIDE BORING BARS FOR BEST BALANCE RESULTS, 42.5 1.67 BSS16 / BN16X41 2 3 BSS16 / BN16X37 8 9 BSC16 / BN16X41 3 5 BSC16 / BN16X37 9 9
1.69
43
SHORTEN BARS OVERALL LENGTH 43.5 1.71 4 4 9 9 6 8 9 9
1.73
44
44.5 1.75 5 9 9 9
Part Number OAL” (mm) Part Number OAL” (mm) 45 1.77 6 9
BSC8 2.60 (66) BSC14 3.94 (100) 45.5 1.79 6 7 9 9
1.81
46
BSC10 3.18 (81) BSC16 4.68 (119) 46.5 1.83 8 9
47 1.85 BSS16 / BN16X41 9 BSC16 / BN16X41 9
BSC12 3.50 (89) BSC62 4.68 (119) 47.5 1.87 9 9
48 1.89 9 9
If requested Parlec will shorten OAL at the time of order. 48.5 1.91 9 9
49 1.93 9 9
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