中国精学生妹品射精久久,国产成人盗摄精品a片在线观看,天天躁日日躁AAAAXXXX,邻居漂亮的妻子5在线观看

Tungsten alloy watch pendulum made of tungsten alloy, has high density, small size, good processing and other excellent features. It is widely used in clocks and watches. The clock pendulum is a very important part of the watch, also known as a watch flywheel, which is mainly timed by mechanical reciprocating motion. When the flywheel oscillates back and forth, the time of the pendulum clock calculates the time through the length of its swinging distance; when the mechanical energy is…

Tungsten alloy for gyroscope rotor has good wear resistance, high temperature resistance and mechanical processing. It has a long service life and is a key component used in aircraft gyro. Tungsten alloy for gyroscope rotor is made of tungsten alloy. Tungsten alloy is a kind of high temperature resistant material, which has the remarkable features of high density and high hardness. So it has excellent characteristics of good wear resistance and high temperature resistance. Tungsten alloy for gyroscope rotor can…

Tungsten alloy construction part in gas laser has high density, high strength and high melting point. It also has good thermal conductivity and wear resistance. It is the best raw materials for the production of gas lasers, which can extend the life of gas laser. Gas laser is device that uses gas or steam as a working substance to generate laser light, which has a wide range of uses. It can produce holograms; in the field of laser printing, it…

Tungsten alloy ignition tube for rocket engine is a high temperature resistant material with high melting point, high strength, high temperature resistance, wear resistance and other characteristics. It is the most ideal raw material for making rocket ignition tubes. When the rocket is launched, high temperatures occur in the nozzle and combustion chamber. Ordinary metal materials are difficult to withstand such high temperatures. Tungsten alloy ignition tube for rocket engine has the property of high temperature resistance. The rocket igniter…

Tungsten alloy for plasma technique has excellent properties such as high temperature resistance, corrosion resistance and wear resistance. It is widely used in the field of plasma technology and is the best raw materials for producing plasma parts. Plasma technology is a technique that uses plasma to obtain a high temperature heat source. In the chemical industry, the use of plasma technology enables a series of reaction processes. After repeated verification by scientists, it was found that the tungsten alloy…

Tungsten alloy for self-winding watch has excellent properties such as high strength, high hardness, wear resistance, and corrosion resistance. It is the best raw materials for the manufacture of watches. The rudder is an important part of automatic mechanical watches. The automatic mechanical watch is an improvement of the manual mechanical watch. A swaying rudder is added to the watch. When worn, the oscillating weight in the watch is rotated by the wrist to achieve the effect of winding. The…

Tungsten alloy cube for clock has high density, high strength, high temperature, corrosion resistance and other advantages, which is non-magnetic and anti-oxidation. It is an important part of the alarm clock vibration device. Characteristic The main production material of tungsten alloy cube for clock is high density tungsten alloy. Tungsten alloy has the advantages of high density, high hardness and non-magnetic properties, which is the best materials of producing the cube for clock. Under the same weight, the weight of…

Tungsten alloy mobile vibrator has high density and high strength, which is non-magnetic. It is important component in mobile phone vibration devices, and has excellent characteristics such as high temperature resistance, oxidation resistance and corrosion resistance. Characteristic Tungsten alloy mobile vibrator is made of tungsten alloy. Compared with other materials, tungsten alloy has significant advantages in terms of density, hardness, wear resistance and so on. Tungsten alloy has a maximum density of 18.6 g/cm3. The high density can exhibit smaller…

Tungsten alloy extrusion die has high temperature resistance and good use characteristics. Even under high temperature condition, it can maintain its high strength. It can be used to process non-ferrous metals and alloy irons as well as pressure casting dies. Characteristic Tungsten alloy extrusion die is made from high density tungsten alloy materials. Tungsten alloy has high temperature resistance, high hardness and strength, which is the best material for producing die castings. Tungsten alloy extrusion die is very rugged and…

Tungsten alloy for oil logging is drill bit tooling materials and counterweight materials used in professional drilling projects. It has good mechanical properties, abrasion resistance and corrosion resistance. It is widely used in the petroleum industry. Characteristic The density of tungsten alloy for oil logging is up to 18.6g/cm3, and the hardness is up to 36 HRC, wear resistance. Its impact resistance and durability are better. It is becoming the best counterweight for drilling groundwater, oil and gas equipment. Applications…