tungsten heater
Appearance Silver gray metallic luster .
Grade W-1 W-2 W-3 W-4
Density≥17.0g /cm3
Main application W-1 is used for making the pole , wire drawing , or doing steel-making additive . W-4 is used as the steel-making additives .
The impurity content accords with GB3459-82
ALL KINDS OF TUNGSTEN PRODUCTS CAN BE OFFERED ACCORDING CUSTOMER'S REQUIREMENT
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