Ceradex PTGNL2525M-22 External Turning Toolholder – THC00440
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The Ceradex PTGNL2525M-22 external turning toolholder is a heavy-duty solution designed for stable and efficient machining in demanding turning applications. With its left-hand configuration and robust design, this holder is ideal for longitudinal turning, facing, and roughing operations on a wide range of materials.
Engineered to suit negative triangular inserts (TNMG 22 series), this toolholder provides excellent edge strength and durability under high cutting loads. The lever-lock (pin clamp) clamping system ensures secure insert retention and precise positioning, while the rigid steel body minimises vibration, improving surface finish and machining consistency.
Key Features & Benefits
- External turning toolholder for heavy-duty machining applications
- PTGNL holder style compatible with TNMG 22 inserts
- Left-hand configuration for specific turning operations
- Lever-lock (pin clamp) system for secure insert clamping
- 25 × 25 mm shank for maximum rigidity and stability
- Negative rake design for strength and long tool life
- Reduced vibration for improved surface finish
- Suitable for CNC and conventional lathes
Technical Specifications
- Brand: Ceradex
- Model: PTGNL2525M-22
- Item Number: THC00440
- Product Type: External Turning Toolholder
- Holder Style: PTGNL
- Insert Type: TNMG (Triangular, Negative)
- Insert Size: 22
- Shank Size: 25 × 25 mm
- Hand: Left
- Clamping System: Lever Lock (Pin Clamp)
- Material: Steel
- Total Length: 150 mm
- Head Length: 29 mm
- Clearance Angle: 0°
- Insert Included Angle: 60°
- Rake Angle (Radial/Axial): -6° / -6°
- Tool Cutting Edge Angle: 91°
- Corner Radius: 0.8 mm
- Insert Thickness: 4.76 mm
- Internal Coolant: No
Ceradex toolholders are engineered for dependable performance and cost-effective machining, delivering consistent results in both general-purpose and heavy-duty turning operations.