Page 214 - UNION

part. SoliD SPiRal DRill SeRieS Technical DaTa part.
B B

EDP. No. Dia. F.L OAL STOCK
SSdl SSDl061 6.1 ● nomenclature oF drill
ULTRA FINE HELIX
SSDl062 6.2 ●
endmill SSDl063 6.3 70 ● endmill
& SSDl064 6.4 ● &
drill SSDl065 6.5 105 ● drill
SSDl066 6.6 ●
SSDl067 6.7 ●
SSDl068 6.8 73 ●
SSDl069 6.9 ●
SSDl070 7.0 ●
SSDl071 7.1 ●
SSDl072 7.2 ●
SSDl073 7.3 76 110 ●
SOLID SPIRAL DRILL - LONG SSDl074 7.4 ●
SSDl075 7.5 ●
SSDl076 7.6 ●
SSDl077 7.7 ●
SSDl078 7.8 80 115 ●
SSDl079 7.9 ●
EDP. No. Dia. F.L OAL STOCK SSDl080 8.0 ●
SSDl030 3.0 ● SSDl081 8.1 ●
SSDl031 3.1 ● SSDl082 8.2 ●
SSDl032 3.2 ● SSDl083 8.3 ●
42 73
SSDl033 3.3 ● SSDl084 8.4 ● WorKing oF main angle
SSDl034 3.4 ● SSDl085 8.5 ●
SSDl035 3.5 ● SSDl086 8.6 85 125 ●
SSDl036 3.6 ● SSDl087 8.7 ●
45
SSDl037 3.7 80 ● SSDl088 8.8 ● POINT ANGLE HELIX ANGLE LIP RELIEF ANGLE
SSDl038 3.8 48 ● SSDl089 8.9 ●
SSDl039 3.9 50 ● SSDl090 9.0 ● 70° 118° 140° 10° 38° 40° 7° 10° 12° 15°
endmill endmill
SSDl040 4.0 54 85 ● SSDl091 9.1 ●
SSDl041 4.1 ● SSDl092 9.2 ● Large → Torque → Small Bad → Cutting Capacity → Good Small → Tool Wear → Large
SSDl042 4.2 ● SSDl093 9.3 88 ● Small → Thrust → Large Good → Chip Ejection → Bad Small → Vibration → Large
SSDl043 4.3 54 85 ● SSDl094 9.4 ● Large → Rigidity of tool → Small
SSDl044 4.4 ● SSDl095 9.5 ●
130
SSDl045 4.5 ● SSDl096 9.6 ●
SSDl046 4.6 ● SSDl097 9.7 ● ■ Cutting Speed ■ Feed
SSDl047 4.7 ● SSDl098 9.8 90 ●
SSDl048 4.8 59 90 ● SSDl099 9.9 ● V = π×D×N (m/min) f = S (m/rev)
1000 N
SSDl049 4.9 ● SSDl100 10.0 ●
SSDl050 5.0 ● • V : Cutting Speed (m/min) • f : feed (m/min)
drill SSDl051 5.1 ● • D : Diameter of drill (mm) • S : depth of cut per min (mm) drill
• N : revolution
(rpm)
(rpm)
• N : revolution
SSDl052 5.2 ● • π : (3.14)
SSDl053 5.3 63 95 ●
SSDl054 5.4 ●
SSDl055 5.5 ● μm=1/1000mm ■ Cutting Speed
SSDl056 5.6 ● Dia. from 1 over 3 over 6 over δ = Tan ( πD )
-1
SSDl057 5.7 ● Tolerance to 3 to 6 to 10 10 to 18 L
SSDl058 5.8 66 100 ● cutting edge 0 0 0 0 • δ : helix angle (m/min)
SSDl059 5.9 ● (h8) -14 -18 -22 -27 • D : Diameter of drill (mm)
SSDl060 6.0 ● Shank 0 0 0 0 • L : lea (rpm)
(h7) -10 -12 -18 -18 • π : (3.14)

138 Union Materials cUttinG tools 139