Tungsten: 11/01/2018

2018/11/30

【Chinatungsten】Non linear profiling with

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【Chinatungsten】Machining of internal gear Power skiving

【Chinatungsten】It shouldn’t be that easy to cut metal Y axis parting off

2018/11/29

【Chinatungsten】TIG Welding Tungsten Holder

【Chinatungsten】Dremel Tungsten Grinder Bench Mount

【Chinatungsten】BT30 integrated tool holders

【Chinatungsten】Control machining with ProcessControl

【Chinatungsten】Thread turning with precision coolant

【Chinatungsten】Prime SL head – Internal turning with excellent chip evacuation

【Chinatungsten】Groove milling with different insert alternatives

【Chinatungsten】How to improve chip control in turning operationsTips film

2018/11/28

【Chinatungsten】TIG Welding Tungsten Holder

【Chinatungsten】DATRON Longboard Video

【Chinatungsten】How Tungsten Carbide Inserts are made

【Chinatungsten】Laser tube cutting machines BLM GROUP

【Chinatungsten】Optimizing roughing operations with solid carbide end mills

【Chinatungsten】Titanium Products titanium alloy CNC part

【Chinatungsten】Tungsten Carbide Drill Bits

【Chinatungsten】Tungsten Carbide Rods & Strips

【Chinatungsten】Emergency removal of a Tungsten Carbide Ring

2018/11/27

【Chinatungsten】Tungsten Molybdenum Evaporation Boat

【Chinatungsten】Polish the surface of Tungsten and Molybdenum crucible

【Chinatungsten】Tungsten Molybdenum Products

【Chinatungsten】Hard part turning New generation CBN grades

【Chinatungsten】Tungsten Plates for Vacuum Furnace Shield

【Chinatungsten】High feed side milling in titanium alloys

【Chinatungsten】Tungsten Carbide Grinding Bit for Die Grinder

【Chinatungsten】Tungsten Carbide Balls

【Chinatungsten】Tungsten Carbide Burr

2018/11/26

【Chinatungsten】Molybdenum Sheets & Plates

【Chinatungsten】tungsten disc

【Chinatungsten】molybdenum boat for MIM

【Chinatungsten】tungsten molybdenum sheet

【Chinatungsten】Tungsten Wolfram Plates & Sheets

【Chinatungsten】Tungsten and Molybdenum Plate Sheet

tungsten crucible

【Chinatungsten】Do you know tungsten crucible

【Chinatungsten】Lathing Tungsten Molybdenum Crucible

【Chinatungsten】High speed roughing in HRSA with ceramic

2018/11/16

【Chinatungsten】Wood Turning Carbide Tools Review

【Chinatungsten】We Do Centerless Grinding Service for Tungsten Carbide Rods

【Chinatungsten】Tungsten and Daylight

2018/11/15

【Chinatungsten】carbide tipped deep cut

【Chinatungsten】CXXN Shoulder Milling Series XNMX0403 RG CX31NS

【Chinatungsten】Carbide with mirror finish using diamond compound

【Chinatungsten】Emergency Removal of a Tungsten Ring

【Chinatungsten】Finsh Turning the Tungsten Carbide Roll

【Chinatungsten】Carbide Tipped Brad Point Bits

【Chinatungsten】How to use the HF Carbide Tipped Lathe Tool Set

2018/11/14

【Chinatungsten】noble metall carbide inserts for cast stainless steel rough machine

【Chinatungsten】carbide tipped deep cut

【Chinatungsten】Carbide Rod Centerless Grinding Tungsten Carbide Rods

【Chinatungsten】CNC Wire Cut DK7740 Triple Cut Set Up , Training and Buy off Machine

【Chinatungsten】Easy way to Cut off Tungsten Carbide

【Chinatungsten】ASP Tungsten USB

【Chinatungsten】CNC Endless Wire Cut DK7740 to Cut Off Carbide

【Chinatungsten】Making a Carbide Woodturning Tool The Basic Steps

【Chinatungsten】How to make Centerless Work Rest Carbide Blade

【Chinatungsten】HSS rolls slot rough turning

【Chinatungsten】Rough Turning the Tungsten Carbide Roll Roller

【Chinatungsten】Tungsten carbide Rod Cutting Machine

2018/11/13

【Chinatungsten】tungsten&molybdenum wire workshop

【Chinatungsten】Tungsten oxide production

【Chinatungsten】Turbo Tough Tungsten Carbide Tipped Cutter TCT annular cutters

【Chinatungsten】 Quality Brazed Carbide Boring Bar Set Grind

【Chinatungsten】Turning a Handle for a Carbide Tool on the Lathe

【Chinatungsten】Tungsten slotted beads for fishing lure

【Chinatungsten】Processing Outer Diameter for tungsten carbide rings

【Chinatungsten】tungsten filament production

【Chinatungsten】Pieces , Carbide Tool CCMT, DCMT, for Smaller or Mini L

【Chinatungsten】working carbide tungsten milling cutter

【Chinatungsten】Woodturning Can I do it with carbide

【Chinatungsten】Tungsten high heavy alloy rods rubes WNiFe&WNiCu manufacturer

【Chinatungsten】Tungsten carbide coating

2018/11/12

【Chinatungsten】New tungsten carbide button tip for mining

【Chinatungsten】Tungsten carbide rods

【Chinatungsten】Perfect Quality Carbide Burrs for Grinding Metal

【Chinatungsten】Tungsten alloy cube production

【Chinatungsten】Tungsten high heavy alloy rods tubes WNiFe&WNiCu manufacturer

【Chinatungsten】Processing Outer Diameter of tungsten carbide bushings

【Chinatungsten】tungsten filament

【Chinatungsten】Tungsten Carbide Rotary Burrs for process

【Chinatungsten】Regrinding carbide inserts

【Chinatungsten】Sharpening A Carbide Saw Blade By Hand JohnHeisz

【Chinatungsten】Tungsten 300W A

【Chinatungsten】2018 hot sale high quality tungsten javi for fishing

【Chinatungsten】Tungsten fly tying slotted beads for fishing

【Chinatungsten】Tungsten carbide rods for procces

【Chinatungsten】Tungsten Laser Marking

2018/11/09

【Chinatungsten】carbide jaw inserts

【Chinatungsten】dew design hot selling tungsten carbide burr rotary blank

【Chinatungsten】Packing Department make the packaging of the carbide rotary bur blank

Hanns CEO/Chinatungten.com

【Chinatungsten】How carbide inserts are made

【Chinatungsten】Frosted Tungsten Bulb

【Chinatungsten】Custom made tungsten carbide ball diameter 15 2mm& dia10 3mm

【Chinatungsten】Dormer G405 Double Ended Carbide Countersink

【Chinatungsten】Making carbide woodturning tool

【Chinatungsten】Carbide n Steel

【Chinatungsten】Demo carbide tread tapping

2018/11/08

【Chinatungsten】Crushing Titanium, Aluminium and Brass Balancing Eggs with Hydraulic Press!

【Chinatungsten】Axe Carbide Lathe Tools

【Chinatungsten】carbide tapered bit , tungsten carbide button bit

【Chinatungsten】carbide cutter grinder

【Chinatungsten】Carbide collet and carbide guide bush

【Chinatungsten】carbide end mill Testing processing

【Chinatungsten】Carbide inclined bed circular sawing machine

【Chinatungsten】Carbide end mills BangGood and comment about their center point drill bits

【Chinatungsten】Rydmet Cemented tungsten carbide rods extrusion

【Chinatungsten】TIPTIG CLADDING INCONEL 625 6,4mm TUNGSTEN

【Chinatungsten】rock drills tungsten carbide button MFT38 drill steel

【Chinatungsten】Tungsten Carbide Button BitsRock Drilling Tool button bit process

【Chinatungsten】pressing video of tungsten carbide buttons

【Chinatungsten】How to recover tungsten carbide from drill bits

【Chinatungsten】Weirdest drill bit you've never seen

【Chinatungsten】tungsten carbide buttons & Parabolic buttons in K K D

2018/11/07

【Chinatungsten】Benefits of PlayingTungsten Darts

Dart’s main technical points mainly are peace, meditation, breathless, chest out, belly in, wrist turning, waist twisting, and arm movements. These rely on the actions of shoulder, elbow, wrist staccato to complete, which can adjust body fatigue, relax mood, and ease pressure.

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【chinatungsten】Tungsten Applications in Lighting Industry

About 4-5% of annual worldwide tungsten production is consumed by the lighting industry. The largest market is still for incandescent lamps. However, more than 70% of artificial lighting is today generated by fluorescent lamps and this portion is steadily increasing. Modern production units can produce more than 6000 lamps per hour. Tungsten is used in the forms of wires, coils, and coiled coils in incandescent lamps, and as electrode in low-and high-pressure discharge lamps.

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【chinatungsten】Advantages of Tungsten Crucible

Advantages of tungsten crucible
Tungsten crucible can be obtained by processing the pure tungsten plate, the tungsten plate and the pure tungsten rod by the corresponding process.
High purity
The purity of tungsten crucible is more than 99.95%, which can reduce the pollution of smelting metal and improve the success rate of crystal growth in sapphire crystal growth.

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【Chinatungsten】Electronic gun filament

The main physical property for electron beam tungsten filament is its small size. Most of them have the same size with thumb figure or even smaller.

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【Chinatungsten】Production-process-of-thorium-tungsten-electrode

The first step to produce thorium tungsten electrode is to dope thorium nitrate into ammonium paratungstate, which is shorted to APT. After roasting, doped APT becomes doped BTO, blue tungsten oxide. After that, reduce blue tungsten oxide to tungsten powder.
Raw material used to produce blue tungsten oxide is APT, shorted from ammonium paratungstate. It is a kind of white crystal, can be slightly soluble in water.

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【Chinatungsten】Introduction to pure tungsten electrode

How to manufacture pure tungsten electrodes?
The main manufacture processes are pressing, sintering, forging, annealing, straightening, cutting and grounding.

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【Chinatungsten】Production process of tungsten wire

The whole process for producing tungsten wire is roasting APT to BTO, doped other elements when special properties are required, reduce the BTO to tungsten powder, pressing to blank tungsten bar, sintering, swaging, annealing, swaging, and drawing to tungsten wire.

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【Chinatungsten】Tungsten crucible types

In accordance with different manufacturing processes, tungsten crucible are mainly divided into forging tungsten crucible, sintering tungsten crucible, spinning tungsten crucible and stamping tungsten crucible. This is attributed to many of advantages of tungsten, such as high melting point, high boiling point, small coefficient of thermal expansion, and so on. Tungsten crucible has a wide range of application in rare earth smelting, quartz glass, electronic coating, and other industries.

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【Chinatungsten】Tungsten contact applications

Tungsten contact is used in the switch to connect or disconnect the circuit. Tungsten contact has a wide range of applications, covering all fields, such as industry, agriculture, science, technology and national defense as tungsten has the advantages of smooth surface, high hardness, high abrasion resistance, excellent resistance to arc erosion, strong ability to interrupt current, small thermal expansion coefficient and low vapor pressure.

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2018/11/06

【chinatungsten】The advantages of tungsten alloy jewelry

Tungsten alloy jewelry is scratch resistant, and only diamond can scratch on it.

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【Chinatungsten】Tungsten copper electrode applications

Tungsten copper electrodes with advantages of high conductivity, high thermal conductivity, high resistance to arc ablation, high temperature, fast heat, small thermal expansion and so on.

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【chinatungsten】Tungsten Associated Ore

Cassiterite
The chemical formula is SnO2. Pure cassiterite is almost colorless, but in general it is yellow brown to brownish black, adamantine luster. The streak is white, fracture is oily luster.
Molybdenite
It is a sulfide mineral with a chemical composition of MoS2, and is the most important molybdenum ore resource. It's leaden, metallic, and low in hardness.

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【chinatungsten】Tungsten dart advantage

The raw materials of tungsten tungsten dart is a very dense material, not easy to melt, and not easy to shape, usually ground into fine powder, then with other kinds of metal as the binder mixture. In the production of tungsten dart, mixing with the most commonly used copper and nickel, iron compounds and a small amount of. The mixture was heated and compressed into a solid steel or tungsten rod and then processed into a darts barrel.
After the special craft processing of tungsten dart heavy weight, high density, the aerodynamic effect is good, durable. The same weight of darts, tungsten dart advantages, its size (thickness) than other texture darts is much smaller, it will increase the possibility of dart cast in the same high partition.

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【chinatungsten】How to Identify Fake Tungsten Gold

There are a lot of gold-plated tungsten alloy products on the market at present, which have golden appearance, and they’re not easy to wear or fade. But how to identify real and fake gold-plated tungsten alloy? You can observe and identify it from the following points.
Weight: tungsten alloy density is far greater than the titanium tungsten alloy. Gold-plated tungsten alloy has nice feel of heavy metal. If the gold jewelry is light, it may be fake.

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【chinatungsten】Tungsten alloy cube applications

Compared with lead alloy, tungsten alloy would not harm the environment. Therefore, tungsten alloy is widely used in counterweight. As a counterweight, tungsten alloy cube can compensate for swing, weight shift, unbalance and vibration, and form or change the center of gravity to ensure optimum balance, such as aircraft counterweight, submarine counterweight, racing vehicle counterweight, weapon counterweight, and sports equipment counterweight, etc.

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【chinatungsten】How to choose dart

One of the main things that can confuse new dart players is the vast amount of equipment that is available out there to play with. Overview of dart types, there are many different darts to choose from: wooden darts, brass darts, and tungsten darts, etc. The most popular dart for dart league throwers is the tungsten dart because a high-density tungsten dart will resist wear and create a smaller barrel that allows tighter groupings of darts.

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【chinatungsten】Tungsten Alloy Fishing Sinker Advantages

Tungsten alloy fishing sinker has gradually replaced the lead for its advantages of small size, high hardness and Strong Wind Resistance, etc.
Do you like fishing? If so, you know how important the fishing sinker is to fishing. Here we talk about a kind of fishing sinker - tungsten alloy fishing sinker, especially its advantages.

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【Chinatungsten】Tungsten copper reduction

Tungsten copper co-reduction process is a kind of method sintering in reductive atmosphere after mixing tungsten and copper oxides powder, pressing and forming.
Tungsten Copper Co-reduction Processing
Tungsten trioxide + copper oxide (cuprous oxide)—mixed in proportion → Mechanical ball milling (850℃, H2) → Co-reduction → pressing (1150~1400℃, H2, 2h) → Sintering.

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【Chinatungsten】Tungsten copper infiltration

Tungsten copper infiltration is to manufacture tungsten skeleton with density and strength, then filled in copper liquid under capillary force. And it can be divided into infiltrated Cu after high-temperature sintering skeleton and mix powder infiltration after low-temperature sintering.

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【Chinatungsten】Tungsten copper mechanical alloying

Advantages of Mechanical Alloying
After mechanical alloying, on the one hand, it can reduce the metal powder granularity, shorten the rearrangement distance by liquid action, improve the powder uniformity, strengthen the densification and improve W-Cu system sintering characteristic.

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【Chinatungsten】Tungsten copper main properties

Tungsten copper properties combines the advantages of tungsten and copper, with micro-uniform structure, high temperature, high strength, resistance to arc ablation, density, conductivity, thermal conductivity and other high-quality properties.

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【Chinatungsten】Processing of tungsten copper alloy

Manufacture Methods of Tungsten Copper
Tungsten copper manufacture main methods are include copper infiltration, reduction, mechanical alloying, high temperature liquid phase sintering and activated liquid phase sintering. Our company is mainly use copper infiltration.

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【chinatungsten】Tungsten Copper Applications

Tungsten copper alloy combines the advantages of tungsten and copper, widely used in military high temperature materials, high voltage switch electrical alloy, electric electrodes, microelectronic materials, as parts and components widely used in aerospace, aviation, electronics, electricity, metallurgy, machinery, sports equipment and other industries.

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【Chinatungsten】Tungsten copper for military

Tungsten Copper Military Brief Introduction
Advantages of high strength high proportion of copper tungsten alloy of copper and tungsten arc ablation resistance / high temperature thermal conductivity properties / processing performance ease of cutting, and transpiration cooling. Tungsten copper alloy commonly used in high temperature materials, because of its unique advantages, as military rocket engine nozzle throat insert, rudder and other high temperature components.

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【Chinatungsten】Tungsten copper manufacturing methods

Tungsten copper manufacturing methods include copper infiltration, powder metallurgy, co-reduction, mechanical alloying, high temperature liquid phase sintering, activation of liquid phase sintering, thermochemical method, plasma spraying, hot pressing sintered and spray drying method.

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【Chinatungsten】Tungsten copper general composition

Ninety-three percent tungsten and seven percent copper widely used in high temperature military material, such as missiles, rocket engine nozzles, gas rudder, air rudder and nose cone.
Ninety percent tungsten and ten percent copper mainly used to suppress the high-speed technology to prepare, and then in 1400 ℃ high temperature hydrogen furnace infiltrated get 90W-10Cu composite.

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【Chinatungsten】Tungsten copper electrode types

Tungsten copper electrodes types are including welding electrode, rotary electrode, nut electrode, welding wheel, claw electrode, combination electrode, thread tapping electrode, spot welding electrode, PCD disk electrode and sealing weld electrode.
Welding Electrode
Tungsten copper welding electrode general specifications are D1x50, D2x50, D3x50 and D4x50.

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2018/11/05

【Chinatungsten】What is cesium tungsten bronze

Cesium tungsten bronze is inorganic nano material with good property in absorbing near-infrared with uniform grain size and dispersibility, it has strong absorbing function in near-infrared area with wave length 800 to 1200nm, also has high transmittance in visible light area with wave length 380 to 780nm.

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【Chinatungsten】What is violet tungsten oxide

It is gamma-tungsten oxide, the appearance is violet powder, short for VTO. It can be produced by calcinating, decomposing, reducing ammonium paratungstate. Violet tungsten oxide is mainly used for producing tungsten powder and tungsten carbide powder. Due to its special needle or rod shape crystalline component, it is suitable for producing ultrafine tungsten powder and nano tungsten powder.

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【Chinatungsten】What is tungsten carbide ball

Tungsten carbide ball is also called tungsten steel ball and cemented carbide ball.Tungsten carbide add with Co is the best material for tungsten carbide ball, which could manufacture the most extremely precise ball.

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【Chinatungsten】What is blue tungsten oxide

Blue Tungsten Oxide is one of the most important raw materials for the manufacture of tungsten powder. In industry, blue tungsten oxide generally refers to the WO2.90 , W20O58 and Ammonium Tungsten Bronze (ATB) mixture.

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【Chinatungsten】What is ammonium metatungstate

Ammonium metatungstate (AMT) is a white crystalline powder, soluble in water, insoluble in alcohol. It has no harmful components, it has subacidity, often used in the preparation of tungsten products, catalyst in petroleum industry, nuclear shielding material, also ceramic industry, steel alloy, fire resistant fiber and inhibiter. In recent years, it is also used in emerging industry like semiconductor and thin film.

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【Chinatungsten】Sodium tungstate applications

Chemical formula: Na2WO4•2H2O; Properties: Colorless crystalline or white crystalline powder. Weathered in dry air and lost crystalline water at 100 °C. Soluble in water, insoluble in ethanol; Relative density: 3.23 ~ 3.25; Melting point: 698 °C (anhydrous); Storage: sealed, cool, dry and preserved.

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【Chinatungsten】What is tungsten carbide button

Tungsten carbide button due to its high hardness and other characteristics of hard alloy is widely used in mining quarrying and cutting process which can also be placed in the heavy excavator bit. It is also widely used in oilfield drilling and snow removal, snow plow machines or other equipment. Carbide spheres are often used as shearer drilling tools, mining machine tools and road maintenance tools to remove snow and clean roads. In addition, it is also used as a drill bit accessory for heavy rock drills or deep hole bit tool accessories.

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【Chinatungsten】Tungsten carbide ball types

Tungsten carbide ball types include blank ball, polished ball, punching ball, bearing ball, valve ball, non-magnetic ball, hole ball, measuring ball, scraping chromospheres and pen ball.
Blank Ball
Tungsten carbide blank ball is a kind of tungsten carbide products under sintered status, which with high density, long lifetime and high wear resistance.

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【Chinatungsten】What is tungstic acid

Tungstic acid is the generic term of all kinds of hydrates of tungsten oxide (WO3), polymer compound which formed by the combination of tungsten trioxide WO3 and then united with water at different ratios and formations. The known forms of tungstic acid are yellow, white tungstic acid and metatungstic acid, the yellow tungstic acid is the representative acid.

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【Chinatungsten】What is yellow tungsten oxide

Yellow tungsten oxide is oxidized material of tungsten, appearance is yellow or yellow green powder. It is important raw material of tungsten powder, tungsten carbide products, tungsten metal products and tungsten alloy products. It is widely used in smart window due to its photochromism and electrochromism property.

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【Chinatungsten】What is cemented carbide

Cemented carbide is a metal matrix composite consisting of hard phase and binder metal
hard phases use refractory metal carbide (commonly tungsten carbide）or ceramic phase
binder metals commonly use iron,cobalt,nickel.
There are two common kinds cemented carbides,tungsten carbide-cobalt alloy and tungsten carbide titanium carbide-cobalt alloy

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【Chinatungsten】What is ammonium paratungstate

Ammonium paratungstate (APT) is white crystalline powder which has needle or flake shape, is an important tungsten compound for producing ammonium metatungstate, tungsten oxide and so on.

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【Chinatungsten】Metal Injection Molding Process-Tungsten Carbide

MIM (Metal Injection Molding )：It's the abbreviation of metal injection molding. The method that mixing and injecting the metal powder and its binder into the mold is called metal injection molding.

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【Chinatungsten】Tungsten carbide rod types

Tungsten Carbide Rod Types
Tungsten carbide rod types including solid rod, single hole rod, double holes rod, double helix holes rod and triple helix holes rod.
Tungsten Carbide Solid Rod
Tungsten carbide solide rod mainly used as carbide solid tools, PCB micro drill and wear resistance parts.

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【Chinatungsten】What is tungsten carbide seal

Tungsten carbide seal is made from high-hardness refractory metal micron tungsten carbide powder as the main component and the binder of cobalt or nickel. Tungsten carbide seal is hard-surfaced materials with a large amount of friction material in the mechanical seal with good abrasion resistance, high flexural strength, high thermal conductivity and small expansion coefficient.

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【Chinatungsten】What is tungsten carbide rod

Tungsten carbide rod is an extremely hard alloy made from tungsten carbide and binders that offers high wear resistance as well as good corrosion resistance. Tungsten carbide rods are available in standard lengths of 310mm and 330 mm with h6 polished and/or blank surface.

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【Chinatungsten】Ammonium metatungstate applications

Ammonium Metatungstate Application
(1). AMT is very versatile and can be used as catalysts, capacitors, flame retardants, corrosion inhibitors raw materials, but also excellent raw materials in the preparation of ultrafine tungsten powder, tungsten heavy alloy powder, phosphotungstic acid, arsenic acid, silicon tungstate.
(2). The smelting products of tungsten is various types of tungsten powder and its compounds primarily through the extraction and refining, are: a) Ammonium paratungstate b) Tungstic acid c) Ammonium metatungstate d) Tungsten oxide e)Tungsten powde f)Tungsten carbide powder g) Solid solution powder

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【Chinatungsten】Molybdenum Ore Types

The essential useful component in the ore is molybdenum. Yangjiazhangzi Molybdenum Deposit in Liaoning, Jinduicheng Molybdenum Deposit in Shanxi, Henan Luanchuan Molybdenum Deposit, Ruyang Molybdenum Deposit and Climax Molybdenum are all belong to this kind of molybdenum ore. In China, the reserves of primary molybdenum ore accounts for only about 14%.
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【Chinatungsten】Tungsten carbide button types

Tungsten carbide buttons types are including conical buttons, wedge buttons, coal buttons, road buttons, flat buttons, claws buttons, spoon buttons and mushroom buttons.
Conical Buttons
Tungsten carbide conical buttons with conical tooth point, which are more suitable for oil drilling.
Wedge Buttons
Tungsten carbide wedge buttons are mainly for the installation of cone drilling and impact drill, drilling soft and medium hard rock, but also for other drill with alloy sheet.
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【Chinatungsten】The Preparations of Molybdenum Oxide Film

The preparations of molybdenum oxide film include vapor deposition, electrochemistry deposition, sputtering, sol-gel and other ways.

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