Fracture screw fixation of femoral neck fracture under …

There are open reduction and internal fixation of the pedicle screw and bone traction therapy, but they all have some shortcomings, such as open reduction and open joint capsule, large destruction surface, severe damage to the blood supply system. We have used the broken screw produced by Zhangjia ...READING MORE...

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Spinning

The slab and the mandrel rotate together, and the roller is fed and pressure is applied to make the slab close to the core mold to form a point-by-point local deformation stamping process. Spinning can manufacture a variety of axisymmetric rotating body parts, such as speakers, bullets, high press ...READING MORE...

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Rolling

Rolling, the offset between the offset press blanket cylinder and the plate cylinder or impression cylinder under pressure. Rolling processing is a kind of chipless processing. (Consult: Ningbo Gaoxin District Mirror Technology Co., Ltd. Zhou Gang) uses plastic deformation of metal at normal tempe ...READING MORE...

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The suitability of the chlorine dioxide generator is ve…

The applicability of chlorine dioxide generator is very good as a new type of oxidant and disinfectant. Chlorine dioxide is strong, broad spectrum, no residue, no by-product disinfection ability and decolorization, deodorization, odor removal, etc. Oxidation capacity has become a leader in the fie ...READING MORE...

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Marble Crystal Surface Treatment Steps

One type of marble is marble with a landscape painting pattern. The pattern is displayed by "ash", dark gray, dark green, brown, light brown and other colors to show "congru mountain", "risk peak", "color cloud", "mountain stream", "wall hangi ...READING MORE...

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Piston pump manufacturers

Although China's piston pump after years of development, but the industry has not yet reached more than 1 billion yuan in output value of the manufacturers or enterprises, even if the 500 million yuan manufacturers or even the number of enterprises are also flexor number. Faced with the competi ...READING MORE...

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Energy-saving LED display I am so provincial

With the concept of high efficiency, energy saving and environmental protection gradually gaining popularity, LED display industry has quietly emerged energy-saving products, such as energy-saving LED display (hereinafter referred to as energy-saving screen). In recent years, LED companies have con ...READING MORE...

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