Cylinder Grinding Wheels - Internal Cylindrical Grinders
WIDENTA
Cylinder-shaped grinding wheels for internal cylindrical grinders.
Internal Cylindrical Grinders
Grinding tools for internal cylindrical grinders
Products
Cylinder grinding wheels
Widenta offers different shaped and sized grinding products from a wide variety of grains for internal cylindrical grinders. Cylinder grinding wheels are one of the most popular products for internal cylindrical grinding. Widenta produces and develops cylinder grinding wheels in many variations.
Mounted points
Widenta’s product portfolio includes more than 50 different forms of mounted points for various applications.
One side recessed straight grinding wheels
Straight grinding wheels recessed on one side, with vitrified bonds in sizes from 10mm to 600mm in diameter for internal cylindrical grinding. Widenta fulfills custom orders for special specifications.
Straight grinding wheels
Widenta’s vitrified bonded straight grinding wheels from 4mm to 400mm in diameter, available in multiple grain types and forms. Suitable for internal cylindrical grinders with custom development options.
Brochures
Mounted Points - Internal Cylindrical Grinders
WIDENTA
Mounted points for internal cylindrical grinding applications.
One Side Recessed Straight Grinding Wheels - Internal Cylindrical Grinders
WIDENTA
Straight grinding wheels with one-side recess for internal grinding.
Straight Grinding Wheels - Internal Cylindrical Grinders
WIDENTA
Straight wheels for internal cylindrical grinding machines.
Overview
Widenta grinding wheels for internal cylindrical grinders enable high-precision internal diameter grinding, with micro-bore capability and stability for the most demanding applications.
Highlights
Micro-Bore Capability
Wheels down to 3mm diameter for precision ID grinding (ISO 603-17 compliant)
High-RPM Stability
Tested at 60m/s peripheral speed (DIN 69176 standard)
True Running Accuracy
≤0.005mm radial runout for bearing/valve applications
Features
Taper Control
Holds ≤0.01mm/100mm bore taper in hardened steels
Surface Finish
Achieves Ra 0.4-1.6μm with fine-grit wheels (FEPA F 230-400)
Abrasive Options
CBN for hardened alloys (45-65HRC), alumina for soft steels
Bond Types
Vitrified (standard), hybrid bonds (for coolant-free ops)
Balancing Class
G4.0 dynamic balance (ISO 21940-11) for high-precision work
Wheel Life
Documented 200+ bore cycles in 100Cr6 bearing steel (62HRC)
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Specialized grinding wheels for rail grinding, designed to maintain and restore rail tracks efficiently.
Valve Grinding Wheels
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Widenta offers valve grinding wheels for the automotive industry. Regular types of valve grinding wheels are manufactured with M10 and M14 thread. For custom orders we fulfill individual development.
Straight Grinders
WIDENTA
Mounted points designed for straight grinders, providing accuracy and durability for various applications.
Hand-Guided Grinding Tools
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A range of hand-guided grinding tools for precise and efficient material removal.