With the new information on the diamond grinding wheel in the abrasives industry, in the future, the machinery industry will continue to be a pillar industry of the national economy and achieve relatively rapid development. The abrasive tool industry will also play an important role, especially the electroplated diamond grinding wheel will make a greater contribution to the machinery industry.
In view of the current situation of my country's machinery industry and drawing on advanced and mature experience, we should mainly develop: diamond grinding discs for processing piston rings; electroplated diamond grinding wheels for high-precision bearing processing (including electroplated ceramic bond); P diamond tool grinding for processing various cast iron parts Tools, honing tools; small hole grinding heads for processing various hydraulic parts; various diamond grinding wheels and drill sets for glass processing such as car window glass and mechanical rearview mirrors; diamond grinding wheels for processing plastics, rubber and other non-metallic materials; aluminum alloys CPD tools for processing parts; diamond dressing rollers for various purposes, etc.
This kind of self-sharpening of abrasive tools is the outstanding feature of abrasive tools compared with general cutting tools. Particle size refers to the size of abrasive particles. The particle size is divided into two types: abrasive particles and micropowder. Abrasives with a large external grinding wheel with a particle size of 40μm are called abrasive grains. It is classified by the sieving method, and the particle size number is expressed by the number of holes per inch of the length of the sieve through which the abrasive grains pass. For example, 60# abrasive grain means that its size can pass through a sieve with 60 holes per inch of length. For abrasives with a particle size of less than 40μm, it is called micropowder.
Use microscopic measurement method to classify, use W and the following number to represent the particle size number, and the value after W represents the actual size of the micropowder. For example, W20 indicates that the actual size of the micropowder is 20μm. In the process of using electroplated diamond grinding wheels for abrasive tools, due to the partial fragmentation of the abrasive grains or the fracture of the bonding agent, the abrasive grains partially or fall off from the abrasive tools, and the abrasives on the working surface of the abrasive tools continuously appear new cutting edges, or constantly New sharp abrasive grains are exposed, so that the abrasive tool can maintain cutting performance.
The powerful grooved grinding wheel is mainly used for the grooving of cemented carbide tools. Our company uses special metal bond to ensure the wear resistance and sharpness of the grooved grinding wheel. It is suitable for grinding cemented carbide tools with large depth of cut and large feed. Improve the grooving efficiency of the cemented carbide integral tool. The cutting depth of the grinding wheel for grinding and grooving can reach 4mm. At this cutting depth, the grooving feed rate of the grinding wheel can reach 90-120mm/min. At the same grinding depth, the feed rate of ultra-high temperature resin bond diamond grinding wheels can only reach 50mm/min. If the feed rate is greater than this value, the high temperature of grinding will cause oil mist, which will cause abnormalities. Continuous processing. When using this grinding wheel for grooving, due to the low grinding resistance and low grinding temperature, the workpiece will not produce cracks, burns and thermal deformation. At the same time, due to the low wear of the grinding wheel, the dressing cycle and service life of the grinding wheel are extended. Due to the characteristics of the special metal bond, the grinding wheel has good wear resistance and can maintain the sharp state of the grinding wheel for a long time.
Advantages of Powerful Slotting Diamond Grinding Wheel:
1. High stability. The company has been engaged in the production of diamond grinding wheels for a long time, and the process is stable and reliable
2. Good cutting force. The specially formulated metal bond ensures good cutting force and high efficiency. The spindle load is low.
3. Good shape retention. The special formula ensures that the sharp corners are not easy to wear.
4. Good self-sharpening. Under the condition of ensuring the cutting force, the self-sharpening property is good and the cutting force is kept stable.
5. Rich formula. Different power grinders have the right formula to ensure the best use effect.
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Shijiazhuang Economic and Technological Development Zone