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Scrap steel crushing production line quality appraisal

Scrap steel crushing production line quality appraisal-Machinery & Equipment-CAS Testing Technical Services (Hong Kong) Company Limited

Quality of scrap crushing lineAppraisal Background

scrap steel crushing production line belongs to the category of scrap metal recycling production line equipment. It is mainly used for crushing and processing of large-volume scrap steel materials.
scrap steel crushing production line consists of chain plate feeding conveyor; scrap steel crusher; vibration discharge machine; finished material belt conveyor; magnetic separator; PLC electrical control and operating system; dust removal system; video monitoring system, hammer changing device, etc. The scrap steel crushing production line is suitable for crushing thin scrap light steel materials, such as scrap car bodies, color steel tiles, iron barrels, cans and other scrap metals.
In the case of scrap steel crushing production line quality appraisal, Zhongke Testing can provide scrap steel crushing production line quality appraisal services.

Quality of scrap crushing lineAppraisal Scope

Scrap crushing production line usually includes the following equipment:
1, heavy-duty metal shredder – pre-shredded material
2, conveyor belt – conveying material
3, heavy-duty vertical scrap crusher – crushing, cleaning and compacting metal materials
4, conveyor belt – conveying material
5, central dust removal system – Collect system dust
6, control electric box
7, and the discharge port is equipped with a magnetic separation device to completely separate iron and other impurities to make the most of everything

Quality of scrap crushing lineAccreditation criteria

JB/T 10672-2018 Scrap steel crushing production line
GB/T 1348-2009 Ductile iron castings
GB/T 3766-2015 General rules and safety requirements for hydraulic transmission systems and their components
GB/T 4223-2004 Scrap steel
GB 5226.1-2008 Mechanical and electrical safety Mechanical and electrical equipment Part 1: General technical conditions
GB/T 7935-2005 Hydraulic components General technical conditions
GB/T 9439-2010 Gray cast iron parts
GB/T 10595-2009 Belt conveyor

Quality of scrap crushing lineAuthentication case

The two parties signed a contract agreement and stipulated the production capacity index of the scrap steel crushing production line. During the self-installation and commissioning stage, frequent failures occurred (mainly concentrated in the crusher cavity being stuffy, machine jamming, hammer head damage, and machine body cracking). The actual production capacity could only reach 40% of the index agreed in the contract.
was entrusted by the court to conduct an appraisal and analysis on "whether there are quality problems, whether there are safety hazards, and whether the production capacity meets the standards" of the scrap steel crushing production line involved in the case.
appraisal analysis results: The
appraisal analysis expert group discussed the relevant information and on-site investigation of the scrap steel crushing production line involved in the case and conducted a comprehensive quality and technical analysis, and made the following suggestions and conclusions: The production capacity of the
scrap steel crushing and screening production line did not meet the standards, and the main reason was that the high failure rate affected the actual production capacity.
stand-alone equipment has many problems that do not meet the current national standards and pose certain security risks.

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