APT TPGH21.51 C2 Carbide Turning Insert 1/4" Inscribed Circle, 1/64" Corner Radius, 60° Triangle TPGH21.51 C2 - 06511083
Brand: APT- SKU:
- 06511083
- ID:
- 669392
APT TPGH21.51 C2 Carbide Turning Insert is a 60° triangular, 1/4" inscribed circle insert designed for high-precision turning, boring, counterboring, and chamfering on cast iron and similar materials. The C2 grade carbide with an uncoated finish provides three cutting edges for economical tooling in a compact 1/4 IC size (1/4" inscribed circle) and a 1/64" corner radius.
Manufacturer Part #: TPGH21.51 C2
S/N: 06511083
UNSPSC: 23242105
(Minimum Order Quantity=1, Package Quantity=1)
Uses & Applications
- Turning
- Counterboring
- Boring
- Chamfering
- Cast iron turning operations
Key Features & Benefits
- Three cutting edges for economical tooling
- 60° triangular insert (TPGH style)
- 1/4" inscribed circle with 1/64" corner radius
- Uncoated carbide insert (C2 grade)
- Screw-type insert holding with a 0.1200" hole diameter
Technical Specifications
| Spec Name | Value |
| Relief Angle | 11 |
| Insert Style | TPGH |
| Corner Radius (Inch) | 1/64 |
| Corner Radius (Decimal Inch) | 0.0156 |
| Included Angle | 60degree |
| Manufacturer Grade | C2 |
| Coating/Finish | Bright/Uncoated |
| Wiper Edge | No |
| Insert Hand | Neutral |
| Insert Thickness (Inch) | 3/32 |
| Insert Thickness (Decimal Inch) | 0.0937 |
| Series | TPGH |
| Inscribed Circle (Inch) | 1/4 |
| Inscribed Circle (Decimal Inch) | 0.2500 |
| Inscribed Circle (mm) | 6.35 |
| Insert Material | Carbide |
| Insert Shape | Triangle |
| Number Of Cutting Edges | 3 |
| Insert Shape Code | T |
| Hole Diameter (Decimal Inch) | 0.1200 |
| Maximum Depth of Cut (Decimal Inch) | 0.1442 |
| Insert Holding Method | Screw |
| Clearance Code | P |
| Tolerance Code | G |
| Coating Process | Uncoated |
| Length Range (Decimal Inch) | 0.4000-0.5000 |
| Rake | Positive |
| Insert Length (Decimal Inch) | 0.433 |
| Primary Workpiece Material | Cast Iron |
| Primary Workpiece Material Code | K |
| Standards | ANSI, ISO |
| Manufacturers Catalog Number | TPGH21.51 |
| Material Grade | C2 |
| Proprietary Coating Designation | Uncoated |
| Coating Classification | Uncoated |
| Chip Breaker | Common |
| Cutting Edge Style | Honed |
| Width (Decimal Inch - 4 Decimals) | 0.433in |
| Multi-Use Tool | Yes |
| Full Radius | No |
| Multi-Use Application | Turning, Counterboring, Boring, Chamfering |
| UNSPSC Code | 23242105 |
| Insert Size Code | 21.51 |
Frequently Asked Questions (FAQs)
What is the geometry and size of the APT TPGH21.51 C2 carbide turning insert?
The insert is a 60° triangular insert with a 1/4" inscribed circle, a 1/64" corner radius, and three cutting edges, made from uncoated C2 grade carbide, using a screw-type holding with a 0.1200" hole diameter.
What applications is this insert suited for?
It is used for turning, counterboring, boring, chamfering, and cast iron turning operations.
How many cutting edges does the insert have and what is the coating?
The insert has three cutting edges and is an uncoated carbide insert (C2 grade).
What are the key dimensions such as inscribed circle and corner radius?
The inscribed circle is 1/4 inch (0.2500) and the corner radius is 1/64 inch (0.0156).
What is the insert thickness and maximum depth of cut?
The insert thickness is 3/32 inch (0.0937) and the maximum depth of cut is 0.1442 inches.
What are the insert style and material?
The insert style is TPGH and the insert material is carbide (C2 grade), uncoated.
What is the length range of the insert?
The length range is 0.4000 to 0.5000 inches.
What standards does this insert conform to and what is the primary workpiece material?
It conforms to ANSI and ISO standards, and the primary workpiece material is cast iron.
For more info, visit www.p65warnings.ca.gov.
