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滤紫外石英玻璃管（UV- stop quartz glass tube） 单、双端金卤灯用低羟滤紫外石英管 这种渗入铈的及其它微量元素石英玻璃管能有效地阻止UV-B和UV-C紫外线的全部辐射以及UV-A紫外线的大部份辐射, .....

Red quartz tube If the material of quartz glass tube is mixed with some trance elements, the quartz glass tube will become red, dark red and pink red etc. This kind of quartz glass tube can prevent all the UV rays and some of visible rays. At the.....

DescriptionMOVEMENT: Japan OS quartz chronograph movement CASE DIAMETER: 44mm Thickness: 15mm DIAL COLOR: Black CASE MATERIAL: Solid 316L Stainless Steel with rubber at mid BRACELET: Solid 316L Stainless Steel FRONT GLASS: normal.....

Optical Windows Optical windows are used for protecting fragile optical components inside an assembly. Substrate material is BK7, B270, Float Glass, Borosilicate, or UV Fused Silica. Specification: Material: BK7, UVFS, quartz, float.....

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 used as material of infrared heating lamps for heaters, microwave oven, .....

cat eye amethyst, tiger-eye, pink-crystal, quartz, red coral, Turquoise , Green Aventurine, chip stone, goldstone, blue stone, tiger stone, coral , Gold Foil and Silver Foil beads.glass beads.chip stone and some kinds of nature gemstone!

We are produce quartz glass products factory, which located in jinzhou city, liaoning province, northeast of China.Our main products have the milk quartz glass tube, transparent quartz tube, far infrared ray quartz heater tube, ultraviolet ray disinfects.....

We have pleasure to introduce Beijing Haishun Quartz Crystal Co., Ltd (original name was Haishun Silica Co., Ltd.)as a leading manufacturer of high purity quartz material in China. Our main products include high purity quartz sand, fused silica, .....