Summary of High-frequency Questions on 350 Type Spiral Crusher Selection, Working Conditions and Operation & Maintenance
Many plastic regeneration manufacturers blindly choose low-cost high-speed crushers when purchasing crushing equipment, ignoring material adaptability and long-term stable production needs, eventually leading to large material loss, easy equipment wear and poor crushed material quality. The 350 type spiral crusher is a heavy-duty spiral crusher customized for hard, large-size and thick-walled plastics. With the core advantages of low-speed shearing, high-end wear-resistant configuration and low-loss stable production, it adapts to refined regeneration crushing scenarios. Combined with equipment parameters and practical application experience, the following answers core user questions about selection, use and maintenance, helping manufacturers select equipment scientifically and avoid production risks.

spiral crusherQ1: What plastic materials are suitable for the ? Can it process soft materials?
Professional Answer: The equipment is mainly used for crushing hard and large-size materials, optimally suitable for hard-to-crush materials such as PVC/PE thick-walled pipes, plastic plates, whole injection leftover materials and block hard plastics. It can also realize fine crushing of films and soft plastics with strong versatility. The low-speed shearing process effectively avoids wire drawing of soft materials and powder generation of hard materials, ensuring uniform crushed material quality and adapting to most waste plastic crushing scenarios.
Q2: What is the core function of the ZSY280 hard tooth surface reducer? Can it operate under long-term heavy load?
Professional Answer: The ZSY280 hard tooth surface reducer is the core of the equipment’s heavy-duty stable production. The three-stage high-precision hard tooth surface gears have large bearing capacity and strong impact resistance, which can greatly improve transmission torque, buffer the instantaneous load of hard material crushing, and avoid spindle stalling, gear wear and equipment stuffiness. Verified by a large number of practical applications, the equipment supports 24-hour continuous heavy-duty operation with an extremely low failure rate and long service life, fully meeting large-scale mass production needs.
Q3: How to maintain the SKD11 cutter group daily? What is its service life?
Professional Answer: The SKD11 alloy cutter group equipped on this spiral crusher is wear-resistant, chipping-resistant and high-temperature resistant. When crushing clean materials under normal working conditions, frequent polishing and maintenance are not required. Only regular cleaning of accumulated materials in cutter gaps and inspection of meshing gaps are needed. Its service life is more than 3 times that of ordinary cutters, greatly reducing shutdown maintenance time and accessory replacement costs with extremely high operation and maintenance cost performance.

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