NEWS

Knowledge

12

2023-09

Why is it necessary to clean the grinding discs after the floor grinder has completed curing and repair work?

When performing floor grinding during construction, it’s essential to thoroughly clean the worn-out grinding discs after each pass. This prevents sand and grit trapped inside the discs from causing irreparable scratches on the floor surface during subsequent work—especially critical during the curing process. After repairing the floor, be sure to clean the grinding discs promptly. As a dust-free construction technique specifically designed for curing floor applications, if you’re using the “grinding method” to repair the floor by applying patching agents or mortar, remember that the discs will inevitably pick up these materials during the process. If not cleaned immediately, these residues can harden over time, making them much harder to remove later. Moreover, failing to address this issue could lead to damage on the floor—damage that might be impossible to repair or could require an extensive and time-consuming restoration process, adding unnecessary stress to your project. Therefore, after using the floor grinder for curing repairs—or particularly for grinding repairs—always take a moment to inspect and clean the metal grinding discs. For reliable and suitable products tailored to your needs, trust Meitengqi grinders manufactured by Guangzhou Qingqinyu Environmental Technology Co., Ltd. Feel free to reach out for more information! **Contact:** Ms. Wu **Tel:** +86 020 38989152 **Mobile:** +86 13925069066 **Fax:** +86 020 38989166

2023-09-12

11

2023-09

How do you use a floor grinding machine?

The performance of floor grinding machines includes factors such as grinding width, head operation mode, rotational speed, specific pressure exerted by the grinding head, and water flow control. Construction standards are categorized into three key aspects: flatness, clarity, and glossiness. 1. **Grinding Area of Floor Grinding Machines**: Generally speaking, the larger the machine's grinding area, the higher the resulting surface flatness. However, increasing the grinding range also leads to a decrease in efficiency when it comes to leveling out height differences across the floor. 2. **Head Operation Mode of Floor Grinding Machines**: The more complex the grinding head's operating mechanism, the greater the cutting force and the higher the work efficiency, ultimately enhancing the floor's clarity. For instance, a bidirectional 12-head floor grinder delivers even stronger cutting power. 3. **Rotational Speed of Floor Grinding Machines**: Typically, the higher the rotational speed of the grinding head, the greater the cutting force. Yet, excessively high speeds can reduce the effectiveness of abrasive materials in removing material from the floor surface. Moreover, when head pressure is relatively low, it may compromise the machine's operational stability and negatively impact construction quality. 4. **Specific Pressure of the Grinding Head**: The pressure applied by the grinding head—directly influenced by the machine's weight—affects both efficiency and leveling accuracy. On softer surfaces, if the head pressure is too high, the cutting force becomes excessive, causing the machine to lose its ability to move smoothly and compromising the overall flatness of the floor. 5. **Water Flow Control**: Floor grinding is commonly performed either wet or dry, depending on the type of surface being treated. Water serves critical functions such as lubrication, chip removal, and cooling. For hard granite floors, precise control of water flow is essential as the grinding process progresses. Additionally, the temperature generated during floor grinding directly influences the final gloss level of the finished surface. By understanding the performance characteristics of floor grinding machines, you'll be better equipped to select a model that best meets your specific needs. Qingqinyu Environmental Technology Co., Ltd. offers a wide range of floor grinding machines. If you're interested, feel free to contact Manager Wu at 13925069066 for further inquiries.

2023-09-11

08

2023-09

Meitengqi 12T-630 Multi-Functional Floor Grinder: Simple Operation Guide

I. Understanding the 630 The Metengqi 12T-630E multi-functional floor grinding machine series is a professional-grade machine designed for floor grinding and maintenance tasks. It’s ideal for applications such as concrete and stone grinding and polishing. The machine is suitable for use on various flooring surfaces, including wood floors, terrazzo, marble, granite, and concrete. When paired with specialized grinding consumables, it can effectively remove epoxy coatings from floor surfaces. Operating on a 380V three-phase power supply, the machine achieves a high rotational speed of up to 1800 rpm. Perfectly suited for large-scale construction sites, it’s commonly used in epoxy flooring projects at parking lots, warehouses, and industrial facilities. Weighing in at a robust 220 kg, this model stands out as a heavyweight contender among similar grinders. Additionally, its variable-frequency drive system delivers stable and durable performance, allowing you to adjust the rotation speed precisely according to your specific process requirements. II. Operating Instructions 1. Step in with either your left or right foot onto the multifunctional support stand, then attach the protective guard; gently place the grinder onto the surface. 2. Adjust the handle to a comfortable position. 3. Fill the water tank with an appropriate amount of clean water. 4. Ensure the power supply voltage matches that of the machine. Verify the machine switch is set to the "OFF" position, connect the power cord correctly, and plug it into the unit’s socket. Once powered on, the red power indicator light will illuminate. 5. Attach the grinding disc compatible with the type of flooring surface you’re working on. Open the water valve to release a moderate amount of water. After tilting the rear wheels slightly to lift the machine off the ground, start the grinder. (Note: When starting the machine, gradually adjust the speed using the frequency converter knob. Once running, you can freely fine-tune the speed as needed.)

2023-09-08

04

2023-09

How can we prevent accidental environmental damage caused by epoxy flooring machinery operations?

During the mechanical construction of epoxy flooring, it is crucial to pay close attention to environmental protection. Ensuring good sanitation at the construction site—including preventing dust, noise, and water pollution—can significantly improve the working environment, safeguarding the health of employees. Only when workers feel physically well can they remain fully engaged in construction activities, which ultimately benefits the epoxy flooring company as well. People today are highly aware of self-protection, yet issues such as urban floor coating projects disturbing nearby residents have become particularly prominent. In some cases, construction sites frequently clash with surrounding communities, disrupting both construction progress and daily life. In more severe instances, this could even lead to project shutdowns for remediation. However, by proactively implementing preventive measures in a timely manner, these external disruptions can be effectively avoided, ensuring that construction proceeds smoothly. Epoxy flooring projects must also strengthen inspection and monitoring efforts. Key areas of focus include checking for potential pollutants like dust and noise at the construction site, as well as verifying whether equipment is operating properly. If any problems are identified, they should be promptly reported to the relevant supervisor for immediate action. Every construction project must have a designated leader—the project manager—who serves as the head of the site’s self-monitoring system for environmental protection. Moreover, the project manager’s performance in environmental stewardship will be a critical factor in evaluating their overall effectiveness.

2023-09-04

31

2023-08

Maintenance and Repair of Grinding Machines

Maintenance Tips for Grinding Machines: 1. Regularly inspect the electrical circuits and replace any damaged components immediately. 2. Periodically check all machine parts; tighten or reinforce any loose components right away. 3. Lubricate the equipment by regularly adding oil into the designated lubrication points. 4. Before starting operation, perform a test run to ensure there are no foreign objects present. 5. After each use, clean the interior thoroughly to keep the equipment spotless. 6. Keep detailed records after completing maintenance tasks. 7. During maintenance, pay close attention to removing debris and inspecting work areas and springs for signs of burning or breakage. If such issues are detected, repair them promptly. 8. Ensure that the inlets and outlets for grinding fluid remain unobstructed at all times. Apply lubricant to moving parts as needed. 9. Perform regular maintenance on ventilation slots and openings, clearing any blockages. If air entrapment or gas buildup occurs, address it immediately and repair any worn areas promptly. 10. Maintain the machine’s exterior appearance by having professionals conduct routine cleaning and polishing to prevent rust. When storing the machine, apply anti-rust oil to protect against dust accumulation on working surfaces. --- Grinding Machine Repairs: 1. If electrical circuits show signs of damage or aging, contact a qualified electrician for repairs. Never attempt electrical work while the machine is still powered on. 2. In case of mechanical component issues, replace them only with identical, factory-specified parts. Never operate the machine if it has known defects.

2023-08-31

30

2023-08

How do you use a floor grinding machine?

The performance of floor grinding machines includes factors such as grinding width, head operation mode, rotational speed, specific pressure per grinding head, and water control. Construction standards are categorized into three key aspects: flatness, clarity, and glossiness. 1. Grinding area of the floor grinder: Generally speaking, the larger the machine's grinding area, the higher the resulting surface flatness. However, expanding the grinding range also leads to a decrease in efficiency when it comes to leveling out height differences across the floor. 2. Operation mode of the grinding head: The more complex the grinding head's movement pattern, the greater the cutting force and the higher the work efficiency, ultimately enhancing the floor's clarity. For instance, a bidirectional 12-head floor grinder delivers even stronger cutting power. 3. Rotational speed of the floor grinder: Typically, the higher the grinding head's rotation speed, the greater the cutting force. Yet, excessively high speeds can reduce the effective abrasive action between the grinding material and the floor surface. Moreover, when head pressure is relatively low, it may compromise the machine's operational stability and negatively impact construction quality. 4. Specific pressure of the grinding head: The pressure exerted by the grinding head—directly influenced by the machine's weight—affects both efficiency and leveling accuracy. On softer surfaces, increasing head pressure boosts cutting force; however, if the pressure becomes too high, the grinder may struggle to maintain consistent speed, thereby compromising the overall flatness of the finished floor. 5. Water control: Floor grinding is commonly performed either wet or dry, depending on the type of surface being treated. Water plays crucial roles in lubrication, chip removal, and cooling. For example, when working with hard granite surfaces, adjusting water flow precisely at each stage of the grinding process is essential. Additionally, controlling the floor's temperature during grinding directly influences the final gloss level achieved. By understanding the performance characteristics of floor grinding machines, you'll be better equipped to select a model that aligns most closely with your specific needs. Qingqinyu Environmental Technology Co., Ltd. offers a wide range of floor grinders. If you're interested, feel free to contact Manager Wu at 13925069066 for further inquiries.

2023-08-30

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