This document refers to the product “Mining Belt Conveyor Idler Roller (Φ89 / 89 mm diameter)” manufactured by Huaibei Hezhong Mechanical Equipment Co., Ltd..

The idler roller is a key component of belt conveyor systems used in mining applications, designed to support the conveyor belt and ensure smooth, stable, and low-resistance operation under heavy-duty working conditions.

The product is manufactured in accordance with relevant Chinese mining industry standards and quality control requirements, ensuring reliable performance, wear resistance, and long service life in coal mine and industrial conveyor systems.

In international engineering contexts, mining conveyor idler rollers of this type are commonly used as essential components in bulk material handling systems, and their functional equivalents comply with general industrial conveyor standards such as:

CEMA (Conveyor Equipment Manufacturers Association) standards – USA for conveyor idler design and performance

ISO 5048 / ISO 1537 for belt conveyor system performance and components

DIN 15207 / DIN 22112 (Germany) for conveyor roller structural and dimensional requirements

Although this product is not a safety certification document, it represents a standard industrial component used in mining conveyor systems, ensuring stable belt tracking, reduced friction, and operational efficiency in harsh mining environments.