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الشخص الذي يمكن الاتصال به Mr. wang
che zhang Industrial area Donghai county, Lian yungang, Jiangsu
Size : diameter 2mm**0mm Technical data : Silica rods are made of high purity quartz sand and crystal flour from local area or imported from Unimin of USA. It was produced with high temperature melting furnace and the advanced technology and equipment in the world. The outer surface and inner quality of our products can meet international advanced standard. The surface is smooth and clear. The properties of the rods are: High purity(Domestic material SiO2>*9.8%, Imported material SiO2>*9.*8%); Abrasion resistance(any acid except HF acid ); Fire resistance(softening point ***0 centigrade); Low coefficient of thermal expansion(5.5x***7/centigrade), excellent electrical property. It is widely used in the fields of electronics, semiconduct and optical fiber etc
