OSG Taiwan for Mild Steels and Deep Holes Spiral Fluted Tap
Specifications
Spiral fluted tap1.Suitable for mild steels and deep holes.
2.Reduce damage caused by chip packing and galling.
OSG Taiwan Spiral fluted tap for mild steels
(1)Product introduction
| 1.Feature | (1)Suitable for deep blind hole tapping of mild steels . |
| 2.Application | (1)Suitable for deep blind hole tapping of mild steels . (2)Suitable for tapping deep blind hole. |
| 3.Production range |
Metric(M)=M1 ~ M48 Unified (U)=NO.0~1-1/2" Withworth(W)=W1/8~1-1/2" |
| 4.Dimensions | JIS specifications |
| 5.Thread limit | OH class |
| 6.Material | Vanadium high speed steel |
| 7.Certification | ISO 9001 (Certified in Y1997) |
| 8.Surface treatment | Oxide treatment |
| 9.Lubrication | Non-water soluble ,vegetable oil ,cutting oil |
| 10.Machine | CNC,automatic lathe,verticla (horizontal)machine,drilling machine,manual feed ,and so on … |
| 11.Applicable industries |
Molds,aero components,auto(motor) parts and so on . … |
(2) Cutting speed and lubrication selection
| Place of origin | Brand | Model | Work material | Cutting speed |
Suitable lubrication |
| Taiwan | TOSG | MS-DH-SFT | Low carbon steels |
8~13 | Non-water soluble,vegetable oil ,tapping paste |
Medium carbon steels |
7~12 | ||||
| Alloy steel | 7~12 | ||||
Casting iron |
6~11 |
(3)Cutting depth
| Model | Chamfer length |
TAP diameter | |||
| Through hole | Blind hole | ||||
| <1.5D | >1.5D | <1.5D | >1.5D | ||
| MS-DH-SFT | 2.5 | V | V | ||
(4)Work material
V: Excellent O:Good
| Low carbon steels | C~0.25% | V | Copper | Cu | |
| Medium carbon steels | C0.25%~0.45% | O | Brass | Bs | |
| High carbon steels | C0.45%~ | Brass casting | BsC | ||
| Alloy steels | SCM | O | Bronze | PB | |
| Hardened steels | 25~45HRC | Aluminum | AL | ||
| 45~55HRC | Aluminum alloy casting | AC,ADC | |||
| 50~60HRC | Magnesium alloy casting | MC | |||
| Stainless steels | SUS | Zinc alloy casting | ZDC | ||
| Tool steels | SKD | Titanium Alloys | Ti | ||
| Cast steels | SC | V | Nickel alloys | ||
| Cast iron | FC | Thermosetting plastic | |||
| Ductile cast iron | FCD | Thermo-plastic |
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