Prora Beta U50RI tool sharpener is a used machine in excellent condition, ideal for those seeking quality at a competitive price. This model stands out for its robustness, precision, and versatility, essential features for those working in sectors requiring precise tool sharpening. The Prora Beta U50RI is designed to sharpen blades, cutters, and various cutting tools efficiently and with impeccable results.

Visually, the Prora Beta U50RI features a compact and stable structure, typically made of cast iron, which ensures durability and absorbs vibrations during use. The design is thoughtfully crafted to minimize space, without compromising the quality and precision of work. The machine is equipped with an adjustable sharpening head, allowing it to accommodate various tool types and sharpening angles.

The dimensions of the machine vary, but in general, the Prora Beta U50RI measures approximately 1500 mm long, 1000 mm wide, and 1200 mm high. It weighs around 1000 kg, making it stable during operation. The machine's operating height is ergonomically designed to facilitate use even during long work sessions.

Mechanically, the Prora Beta U50RI features a powerful yet quiet motor capable of reaching high rotation speeds, ensuring fast and precise sharpening. Fine adjustment of the axial and radial movement of the sharpening head allows for optimal flexibility to adapt to different types of tools. The spindle supports multiple rotation speeds, allowing you to tailor the process to the type of material and tool.

Prora Beta U50RI sharpener is relatively simple to operate for an experienced operator. Once the tool to be sharpened is positioned on the guide, the tilt and angle of the head can be adjusted according to the desired sharpening. It is recommended to always use the optimal sharpening parameters, which can be calculated using simple mathematical formulas, such as the relationship between spindle rotation speed and material hardness. For example, the optimal speed for sharpening HSS (high-speed steel) is between 2000 and 3000 rpm, while for harder materials such as tungsten carbide, slightly lower speeds can be used.

Accessories that can be paired with the Prora Beta U50RI include diamond grinding wheels, useful for sharpening tungsten carbide tools, and adapters for sharpening cutters with different profiles. Liquid cooling devices can also be installed to prevent tools from overheating during sharpening, thus ensuring longer tool life.

The Prora Beta U50RI can work with a variety of materials, including tool steel, HSS steel, and hard materials like tungsten carbide. Adjustable rotation speed and sharpening angle allow for high precision on any material, reducing the risk of premature tool wear.

Prora Beta U50RI sharpener in top condition, it's important to perform regular maintenance. This includes cleaning the guides and work surfaces, lubricating the gears and moving parts, and checking the grinding wheels for wear. If the machine isn't CE certified, it can be upgraded to meet safety regulations by adding protective devices such as transparent shields on the grinding wheels and emergency switches. Installing extraction systems to remove dust produced during sharpening is also recommended to ensure compliance with workplace safety regulations.

Prora Beta U50RI sharpener is a good buy, it's essential to check its condition. Checking the guides for wear, the integrity of the grinding wheels, and the smooth movement of the sharpening head are key factors. A machine with smooth movements and intact components will ensure a long life and excellent value for money.

The Prora Beta U50RI is primarily used in the precision mechanics sector, in workshops that produce cutting tools, and in work environments where continuous resharpening of tools is required. Purchasing this used model is an excellent choice: in addition to the cost savings compared to purchasing a new machine, you have the guarantee of a machine that is already broken in and in working order, with the advantage of proven reliability.