Product Series

Tungsten Tubes for Thermal Fields in Sapphire Growth

Product Introduction

Tungsten has a melting point as high as 3,420ºC, and features good strength and hardness, excellent high temperature performance, low resistivity, small expansion coefficient, and small electronic work function. It is a widely-used, high-temperature resistant metal.


Product Application

The crystal growth temperature of sapphire needs to be above 2,200°C, with tungsten tubes being widely used as insulation layer materials to ensure the temperature stability of the thermal field.

Product Specifications

Density greater than 18.3g/cm3.

Based on customer requirements, we can provide customized design solutions for different applications.

Fabrication Process

Company Advantage

60-year experience in refractory metal manufacturing.

Complete quality inspection and measurement methods.

Precision process control.

The advantages of our production capacity are obvious, and meet the batch demand of our customers.

Contact Information

Wang Meng


Fill out the form and we will contact you

We provide you with materials and design solutions according to your needs