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Factors of Hydrothermal Method Preparing Hexagonal Tungsten Trioxide

In the hydrothermal environment to prepare tungsten trioxide, the existence of hydrogen ions (H+) carbide insert is one of the important factors which affect crystal form of product, especially wh...

Ammonium Tungstate Produces AMT by Digestion in Silica

EXAMPLE: To 3600 milliliters of AT solution containing 2.4 pounds WO3 per gram of solution were added 30 grams of silica as a finely divided powder obtainable under the tradename CAB-O-SIL. The res...

High Density Composite Material Containing Tungsten Powder

The invention is a cohesive and malleable combination of two primary components, with or without additional binders and/or additives. The primary components of the claimed invention are tungsten po...

Use and Identify Tungsten Electrodes Correctly in Arc Welding

turning inserts price Gas tungsten arc welding (GTAW) and plasma arc welding (PAW) usually use nonconsumable tungsten electrode in welding process. These tungsten electrodes have a variety of compo...

Tungsten Trioxide for Hydrodesulfurization and Denitrification Catalyst

Currently, scientific research and practical results in the hydrotreating catalyst in and abroad mainly be: improving catalyst hydrogenation activity and life by using new type of composite carrier...

Tungsten Carbide Buttons Used for DTH Drill – Failure Mode (2／2)

In addition, edge button lost after the failure of the original gage role DTH drill, drill itself will begin to wear occurs, which also shows the life of buttons directly affects DTH drill service ...

Chromium Removal From Waste Tungsten Alloy Recycle

With the shortage of tungsten ore resources, the utilization of tungsten resources becomes more and more urgent. Waste tungsten alloy is one of the main sources of tungsten recycle. carbide Drillin...

Types of Injection Molding Machine

According to the plasticizing form of materials, injection molding machine is divided into two types: plunger type injection machine and reciprocating screw type injection machine. The screw type i...

Deallocation Details of A Tungsten Heater Device

A kind of tungsten heater device would not deform under high temperature, including quartz tube cavity, tungsten heating part and the sample stage, wherein the tungsten heating part is composed of ...

Manufacturing Techniques of Tungsten Crucible： Plasma Spraying, Chemical Vapor Deposition, Rivet Lin

Plasma spraying process: First of all, users should prepare a suitable graphite mandrel for finished tungsten crucible product, and then fixed it on an airtight turntable. When sealedhousingis in a...