crystal plate for roasting cystal belongs to the catalogue of jewel and it''s been by temperature differences that are caused by thousands of years movement of the earth''s crust.its hardness lever i

crystal bowl cystal belongs to the catalogue of jewel and it''s been by temperature differences that are caused by thousands of years movement of the earth''s crust.its hardness lever is grade 7 and

lamp body we supply different sizes of clear or milky quartz tube for lamps, heater, semiconductor, thermouples and etc. industries in china for more than 10 years. and we also manufacture the quartz

sharp quartz tube \ further processing quartz tube lianyungag inpuquartz factory is one of the leading manufacturers in china for quartz tube of lighting and heater purpose.with the volum production c

quartz rod The material is similar to GE214 ,high purity,strong heat resistance and low coefficient of thermal expansion. It is widely used for filament bridging rod, semiconductor,quartz wielding ro

Twin quartz tube the surface of this kind of tube is smooth and the tube is colorless. the properties of the tube are: high purity(sio2>99.99%), abrasion resistance(any acid except hf acid ). fire

Clear quartz tube Good thermal and mechanical property, accurate dimensional tolerance, and OH content (1-160PPM) is available according to the requirements of customers It is widely applied at haloge

Ozone free quartz tube IP 419,clear quartz tube doped with Ti. Has a strong ability to prevent dense UV radiation but release no ozoneIt is used for heating tube and has a strong function of decorati

UV stop quartz tube This Ce doped glass can stop nearly all the radiation of ultraviolet ray of UV-B & UV-C and big proportion radiation of ultraviolet ray of UV-A. It is an ideal material which

Milky quartz tube With the adoption of distinctive technique this milky quartz glass tube has its typical characteristics of good visual aspects and stable physical & chemical properties. It is u