OSG Taiwan for Non-ferrous Metals and Deep Holes Spiral Fluted Taps
Specifications
EX-B-DH-SFT1.For non-ferrous metals .
2.For tapping deep blind hole.
Spiral Fluted taps for non-ferrous metals and deep holes
(1) Product introduction
| 1.Feature | (1)Suitable for tapping deep blind holes in materials non-alloy . |
| 2.Application | (1)Appropriate for deep holes processing of work materials . |
| 3.Production range |
Metric(M)=M1 ~ M48 Unified (U)=NO.0~1-1/2" Withworth(W)=W1/8~1-1/2" |
| 4.Dimention | JIS specification |
| 5.Thread limit | OH class |
| 6.Matreial | Vanadium high speed steel |
| 7.Certification | ISO 9001 (Certified in Y1997) |
| 8.Surface treatment | None |
| 9.Lubrication | Water soluble,vegitable oil, emulsion,mineral oil and so on.... |
| 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 | Suitable cutting speed (m/min) | Suitable lubrication |
| Taiwan | TOSG | EX-B-DH-SFT | Copper(CU) | 6~11 | Water soluble,vegetable oil ,emulsion,mineral oil |
| Brass,brassing casting | 10~20 | ||||
| Bronze,bronze casting | 6~11 | ||||
| Aluminium alloy castings | 10~15 |
(3) Cutting depth
| Model | Chamfer length |
TAP diameter | |||
| Through hole | Blind hole | ||||
| <1.5D | >1.5D | <1.5D | >1.5D | ||
| EX-B-DH-SFT | 2.5 | V | V | ||
(4)Selection Chart
V:Excellent O:Good
| Low carbon steels | C~0.25% | Copper | Cu | O | |
| Medium carbon steels | C0.25%~0.45% | Brass | Bs | O | |
| High carbon steels | C0.45%~ | Brass casting | BsC | O | |
| alloy steels | SCM | Bronze | PB | O | |
| Hardened steels | 25~45HRC | Aluminum rolled | AL | V | |
| 45~55HRC | Aluminum alloy casting | AC,ADC | |||
| 50~60HRC | Magnesium alloy casting | MC | |||
| Stainless steels | SUS | Zinc alloy casting | ZDC | ||
| Tool steels | SKD | Titanium alloy | Ti | ||
| Cast steels | SC | Nickel alloy | |||
| Cast iron | FC | Thermosetting plastics | |||
| Ductile cast iron | FCD | Thermo-plastic |
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