Blades of Industrial Shredding Machine

Introduction

The shredder blade is one of the most important accessories of the shredder. The quality of the shredder blade directly affects the processing cycle of the scrap. According to the classification of the shredder, the shredder blade is divided into single shaft shreds. Machine blades and multi-axis shredder blades. As an important smashing work knife on the shredder. According to the structure of the shredder, the shredder blades can be divided into single-shaft shredder blades, multi-shaft shredder blades including twin-shaft shredder blades and four-shaft shredder blades.

Shredder blade classification

The single-shaft shredder blade, as the name suggests, is mounted on the shaft of a single-shaft shredder, known as a moving knife. The shape is square, the knife edge has arc on all sides, the middle tapping hole, the knife edge to the middle hole part is inwardly recessed, and is used with the fixed knife on the knife holder.
The multi-shaft shredder blade is a claw knife. It is installed on a double-shaft or four-shaft shredder according to the design of each company. It can be generally divided into a 3-claw shredder blade, an 8-claw shredder blade, and a 12-claw shredder. Blades, etc., are used for crushing, tearing and squeezing to reduce material size. These shredder blades are widely used for the crushing of waste plastics, waste rubber, wood and other bulky waste.

Shredder blade material

The material of the shredder blade is generally 9crsi, Cr12MoV, SKD-11, among which 9CrSi is alloy tool steel. This material has high hardness and good wear resistance, but it is brittle and suitable for rubber, fiber, paper and other materials. The softer waste, Cr12MoV and SKD-11 are cold work die steels. These two materials have similar properties, strong wear resistance and strong impact resistance. They are suitable for shredding wood, used furniture and high hardness plastics.