Porcelain stick, post plug and pipe series------can be used to replace electrical equipments, hardware linking axes, platinum resistance frameworks etc.

Specifications: diameter 1.2-50mm, length 2.5-600mm

Major indexes:
<1>specific gravity≥38 ........<2>uprightness≤0.03
<3>tensile strenghth 1.5m/Pa ....<4>factor of heat expansion 6.5X10-6/℃
<5>roughness of the surface≤0.05 ....<6>maximum temperature≥1650℃

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