PCLN R2020K Wendeplatten - Tungaloy

Combining a carbide construction, a pentagonal R2 geometry and a 7° clearance, this insert delivers durable, indexable cutting edges and stable chip formation for routine turning operations; order the PCLNR2020K directly via Metav Werkzeuge or consult our technical advisors for application support.

PCLNR2020K (PCLN R2020K) Tungaloy turning insert — pentagonal R2, 7° clearance

The PCLNR2020K is an ISO‑standard, pentagonal indexable carbide insert designed for general external and internal turning tasks, offering robust edge life and straightforward indexability.

• ISO‑standard pentagonal form
• Carbide material for long tool life
• 7° clearance for stable cutting
• Compatible with standard PCLN holders

Reliable performance for everyday turning

The PCLNR2020K insert is engineered to provide consistent cutting performance in production and workshop environments. Made from carbide, the body provides wear resistance under continuous contact with workpiece materials, while the pentagonal shape allows multiple indexable edges to be rotated into service, extending tool utilisation. The 108° included angle supports secure seating in suitable holders and contributes to predictable chip flow during both light and moderate cutting operations.

Simple compatibility and secure clamping

Compatibility is determined by insert form, relief angle, tolerance class, fastening method, size and thickness. The pentagonal insert fits holders specified for the PCLN family when the matching geometry is observed. The without‑hole design requires clamping systems rated for holeless inserts; matching a compatible outer holder or boring bar ensures repeatable location and stable clamping. This arrangement reduces setup time and supports reliable production runs.

Geometry and relief for stable cuts

A 7° clearance (relief) reduces rubbing behind the cutting edge and helps maintain a clean cutting action, particularly on interrupted or rough surfaces. The R2 nose radius balances edge strength with achievable surface finish, making the grade suitable for finishing passes where a fine geometry is required and for lighter roughing where edge integrity matters. The insert’s 2.38 mm thickness contributes to rigidity in the clamping system, helping to suppress chatter when combined with a stiffer holder and appropriate cutting parameters.

Practical benefits for workshop workflows

Choosing this ISO insert simplifies tool inventory: ISO standardisation means holders and accessories are broadly available, while the indexable design lowers running costs by enabling multiple edge rotations. The absence of a chipbreaker on this variant mainly suits operations where customised chip control is achieved through toolpath and cutting conditions or where downstream chip evacuation systems manage swarf. The insert supports both external and internal turning when installed in the correct holder system.

Use cases and process advice

Ideal for general turning applications in mixed‑material shops, the insert performs well on a range of components when paired with a matching PCLN holder. For improved tool life, pair the insert with appropriate cutting speeds and feeds for the workpiece material and ensure adequate coolant or lubrication where recommended. The ISO‑based system layout—insert, holder, mounting shim and clamp—allows rapid replacement and minimises machine downtime, supporting steady production throughput.

Contact Metav Werkzeuge for tailored application advice and to order the PCLNR2020K; email info@metav-werkzeuge.com or call +49 2822 7131930 to discuss suitability and delivery options

Technical data

• Article number: 6805612
• SKU (manufacturer): TUN6805612
• Manufacturer SKU: 6805612-Tungaloy
• Model series: ISO turning inserts
• Designation: PCLNR2020K

Facts

• Thickness: 2.38 mm
• Clearance (relief): 7°
• Included angle: 108°
• Nose radius: R2

Features

• Material: carbide
• Plate form: pentagonal
• Hole: without hole
• Chipbreaker: without
• Application: turning
• System: ISO insert compatible with PCLN holders; requires matching holder and clamping set

FAQ

What types of turning tasks suit this insert?
The PCLNR2020K insert is intended for general external and internal turning where a pentagonal, indexable carbide insert offers a balance of edge life and finish; it is particularly useful in workshops handling a variety of medium‑duty turning operations.

How is holder compatibility determined?
Compatibility depends on the insert form, clearance angle, tolerance class, fastening method, size and thickness; the PCLNR2020K fits holders designed for PCLN‑type inserts when these parameters match.

Does the insert include a chipbreaker?
This variant is supplied without a chipbreaker, so chip control must be managed through cutting parameters, holder geometry or downstream chip evacuation systems.

Can the insert be used for finishing passes?
Yes, the combination of R2 nose radius and carbide construction supports finishing when the correct feeds and speeds are applied; the relief angle helps reduce rubbing for improved surface quality.

Which material is the insert made from and what does that mean for wear resistance?
The insert is made of carbide, which provides high wear resistance under cutting loads and supports longer tool life in abrasive and continuous turning operations.

Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.