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Greenback™ Zirconia Maxidisc™ Trimmable Flap Disc 4-1/2 x 7/8 Z40 T-29 MAX4540ZG
$4.85
The GREENBACK™ MAXIDISC™ is a premium, trimmable flap disc with a durable nylon backer and aggressive zirconia abrasive. Trimming the GREENBACK™ is easy and it extends the life of the abrasive disc by replacing the worn outer edge of the tool with fresh abrasive material. The GREENBACK™ is available with a standard 7/8″ arbor or the fast and easy to use Quickmount™ backer that threads directly onto 5/8″-11 grinder spindles.
Description
The Pearl Abrasive Greenback™ Zirconia Maxidisc™ (MAX4540ZG) is a premium trimmable flap disc designed for high stock removal and long service life. Its standout feature is a trimmable nylon backing that allows users to shave off the edge of the backer as the flaps wear down, exposing fresh abrasive material and extending the disc’s usability.
Core Specifications
- Dimensions: 4-1/2″ diameter with a 7/8″ arbor hole.
- Abrasive Material: Premium 100% Zirconia grain with an active grinding agent for cool running and high performance.
- Grit and Shape: 40 Grit (Z40) in a Type 29 (conical/angled) shape, which is optimized for maximum aggressiveness when grinding at an angle.
- Operating Speed: Maximum operating speed of 13,300 RPM.
- Angle of Operation: Recommended operating angle of 15° – 25°.
Performance Features
- Trimmable Nylon Backing: According to Pearl Abrasive, the non-warping nylon backer is reinforced with fiberglass for durability and can be easily trimmed to replace worn outer edges.
- Cooler Grinding: An exclusive outer coating provides lubrication, helping the disc run cooler and preventing burn marks or discoloration on the workpiece.
- Low Vibration: The flaps are made of a special polyester/cotton combination that cushions the backing, effectively reducing noise and vibration during use.
- Easy Identification: The grit size remains identifiable even after extensive use, ensuring operators select the correct disc.
Key Applications
- Materials: Specifically designed for use on ferrous metals, iron, steel, stainless steel, and other high-tensile alloys.
- Tasks: Ideal for heavy-duty grinding, stock removal, blending, and finishing.
- Safety: This product is contaminant-free and safe for use on stainless steel.
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