Deskripsi
External Thread Turning Insert – Whitworth Profile (28 TPI)
The 16 ER 28 W P25C is a precision-ground external threading insert designed for generating fine-pitch 28 TPI Whitworth threads. Conforming to BS 84 standards, the insert features a 55° included angle with a rounded crest and root, making it ideal for legacy British-standard components, small-diameter pipe threads, and instrumentation applications requiring high thread fidelity.
Made from high-performance P25C-grade carbide, this insert offers excellent wear resistance, edge stability, and thermal performance, especially suited for long production runs and tight tolerance threading. With a 16 mm length and 3/8" I.C., and fine-tuned X and Y dimensions of 0.6 mm and 0.7 mm respectively, it ensures clean thread profiles, efficient chip control, and dimensional consistency.
Key Features:
- Ordering Code: 16 ER 28 W P25C
- Thread Type: Whitworth (BS 84 Standard)
- Profile: 55° included angle with rounded root and crest
- Insert Type: External
- Hand: Right Hand
- L: 16 mm
- I.C.: 3/8"
- Pitch (TPI): 28
- X: 0.6 mm
- Y: 0.7 mm
- Carbide Grade: P25C
- Applications: External threading of fine-pitch Whitworth threads for precision mechanical parts, fittings, and classic component restoration
- Key Advantage: Fine-pitch P25C-grade insert delivers high thread accuracy and excellent tool life in demanding applications
Carmex Precision Tools Ltd. continues to set the standard in threading technology. Their Whitworth insert series ensures high-performance, fine-thread cutting solutions for industries working with legacy British profiles and precision thread requirements.
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