Chemical and Physical Property:
Coefficient of mean linear thermal expansion (20°C/300°C): 3.3±0.1 (10-6K-1)
Transformation temperature: 525±15°C
Softening point: 820±10°CÂ
Melting point: 1260±20°C
Superior heat- resisting products and crafts
Advatanges: Thick wall and hard
 Won't shake or wobble and won't crack if reheared
Superior heat- resisting products and crafts
Colors availiable
Customized available