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APKT Shoulder milling insert
APKT negative rake shoulder milling inserts include APKT1003 and APKT1604 with multiple corner radii. Various grades support high-speed cutting and high-finish machining. Widely used in auto parts, aerospace components and precision mold manufacturing. Five key factors for proper insert selection: workpiece material, machining type, surface requirement, cutting parameters, insert grade & geometry. Professional tool matching consultation is available.
1. Negative rake design for shoulder milling
2. Multiple grades for diverse machining demands
3. Multiple corner radius options available
4. Fits high-speed & high-finish processing
5. Ideal for auto, aerospace and mold industry
6. Standardized precise dimensional specifications
7. Clear 5-point guide for accurate selection
8. Customized tool matching technical support
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Specifications
| Specification | Width (d) | Thickness (s) | Diameter of hole （d1） | Corner Radius (r) | Length（L） |
| APKT1135-02 | 6.17 | 3.5 | 2.8 | 0.2 | 11.31 |
| APKT1135-02 | 6.17 | 3.5 | 2.8 | 0.4 | 11.31 |
| APKT1604-02 | 9.53 | 4.76 | 4.1 | 0.2 | 16.88 |
| APKT1604-04 | 9.53 | 4.76 | 4.4 | 0.4 | 16.88 |
| APKT1604-08 | 9.53 | 4.76 | 4.4 | 0.8 | 16.88 |
| APKT1604-12 | 9.53 | 4.76 | 4.4 | 1.2 | 16.88 |
Key features–Most popular grades for Non-ferrous metals
| (N05-N25) | Hardest and wearing grade. UN-coated milling.The APKT inserts surface is polished,this process can reduce BUE, achieve excellent surface quality. Suitable for aluminum, magnesium, copper, brass, plastic finishing to roughing processing. Highest cutting speed grade for aluminum. |
| (N15-N30) | Good impact-resistance, UN-coated milling grade.The APKT inserts surface is polished. This process can reduce BUE, achieve high surface quality. Suitable for aluminum, magnesium, copper, brass, plastic finishing to roughing processing. |
FAQs
Q1:How to select the right insert?
A: 5 key points you need to know when choose the right tool
- Workpiece material and hardness
- Machining operation (roughing, finishing, etc.)
- Desired surface quality
- Cutting conditions (Vc, feed, depth of cut)
- Current insert grade and geometry
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