(1) This polishing must be performed under light pressure as much as possible, especially when polishing pre-hardened steel parts and polishing with a fine abrasive paste. When polishing with # 8000 abrasive paste, the common load is 100 ~ 200g / cm2, but it is difficult to maintain the accuracy of ... read more
In order to obtain high-quality polishing results, the most important thing is to have high-quality polishing tools and accessories such as whetstone, sandpaper and diamond abrasive paste. The most important thing is a polished working environment, which requires a clean room. The choice of polishin... read more
Pay attention to the following points when polishing with sandpaper: (1) Polishing with sandpaper requires the use of a soft wood or bamboo stick. When polishing round or spherical surfaces, the use of cork rods can better match the arc of the round and spherical surfaces. Harder bars, like cherry w... read more
Because manual polishing is mainly done manually, polishing technology is still the main reason that affects polishing quality. In addition, it is also related to the mold material, the surface condition before polishing, and the heat treatment process. High-quality steel is a prerequisite for good ... read more
1. Calculate the clamping force correctly, do not increase the better. 2. Do not keep the high-voltage clamping state when stopping. 3. In the event of a power outage in the clamping mode, it must be dealt with in a timely manner, and the cross-head nut must be loosened before the time has passed. 4... read more
First: Improper adjustment of the mechanical origin of the mold clamping when the injection molding machine leaves the factory. Too far forward, causing the mechanism to be stuck. If the mold cannot be opened often, you must doubt this aspect and ask the manufacturer to adjust it. Second: still the ... read more
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