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What are the anti-theft door accessories on the anti-theft door
2019-12-14 492
Every anti-theft door needs hardware. Without hardware, a complete door is impossible. Now the hardware of anti-theft door mainly includes:(1) hinge: the hinge can be divided into general hinge, pipe hinge and door hinge.General hinge: used for cabinet door, security door, etc. The raw materials are iron, copper and stainless steel. The defect of general hinge is that it does not have the function
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What are the causes of unilateral burr in hardware manufacturing and processing
2019-12-14 515
What is the cause of unilateral burr?The reasons for unilateral burr are as follows:1) mould assembly error. If the punch is not perpendicular to the fixed plate or is loose due to wear, or the locating pin is loose, the correct fixed position of the punch and the die cannot be ensured.2) poor guidance accuracy. The uniformity of the punching gap is affected by the misalignment of the upper and lo
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How to judge the cleanliness of workpiece in Jiangmen hardware manufacturing and processing
2019-12-14 516
Qualitative comment on the method of cleanliness① wipe method: wipe the surface of the object with dry, clean and lint free cloth (such as gauze), and judge the surface cleanliness according to the degree of dust. This method is simple but not accurate.Water drop method & a method of evaluating cleanliness with contact angle. Under certain conditions, the larger the diameter of the water drop (a
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What should be paid attention to when processing in Jiangmen stainless steel factory
2019-12-14 481
I. processing area:The processing area of stainless steel parts shall be relatively fixed. The platform of the stainless steel processing area shall adopt the blocking method, such as laying rubber pad, etc. The fixed management and civilized production of stainless steel processing area should be strengthened to prevent damage and pollution to stainless steel parts.II. Selection of tool material:
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How to get the pattern on the stainless steel plate
2019-12-14 500
How are the stripes of stainless steel plates made?With the application of stainless steel plate more and more widely, we often see that the appearance of stainless steel has a variety of speckle pictures, so that stainless steel looks more beautiful. So how are the stripes of stainless steel plates made?1. StampingThis is also the most common method at present, and also a method with lower cost.
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What drawing effects does Jiangmen stainless steel factory have
2019-12-14 520
There are many kinds of stainless steel wire drawing processing, the more common are straight lines and random lines, others are corrugated and threaded.1. Stainless steel wire drawing straight lines: this kind of wire drawing treatment is very common, and the processing is relatively simple. The result of processing is that many straight lines are formed on the surface. This kind of processing ca
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What factors affect stainless steel rusting
2019-12-14 385
1. Content of alloy elements.Generally speaking, steel containing 10.5% chromium is not easy to rust. The higher the content of chromium and nickel, the better the corrosion resistance. For example, the content of nickel in 304 material is 8-10%, and the content of chromium is 18-20%. Such stainless steel will not rust in general.2. The training process of the manufacturer will also affect the cor