乳白石英管表面光滑，如百度高，内在质量稳定，耐腐蚀，能够将近红外转换成远红外。因此，是取暖气，微锅炉，电烤箱，消毒柜，强酸加热器等的首选材料。

产品性能；外观乳白美观，尺寸精确，热稳定性强。

产品用途；应用于远红外加热领域，例如；取暖器，消毒柜，微波炉，各类电加热灶等。

With the adoption of distinctive technique this opaque 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, electrical baking oven, sterilization container and other consumer and industrial infrared application

Further processing of trim cutting, closing, bending, pinching, fire polished and etc. can be done according to the demand of the customers

尺寸公差（Dimensional Tolerance）

外径范围Range of OD 壁厚WT 偏壁厚Siding 椭圆度Out of Round 弯曲度Bow/1220mm

8.0±0.30 1.0±0.15 10%

1.5%

2.5mm

9.0±0.30 1.0±0.15 10%

1.5%

2.5mm

10.0±0.30 1.0±0.15 10%

1.5%

2.5mm

10.5±0.30 1.0±0.15 12%

1.5%

2.5mm

11.0±0.35 1.0±0.15 12%

1.5%

2.5mm

12.0±0.35 1.0±0.15 12%

1.5% 2.5mm

12.0±0.35 1.5±0.15 12%

1.5% 2.5mm

13.0±0.35 1.0±0.15 12%

1.5%

2.5mm

物理性能（PhysicalProperties）

乳白度Opalescence 二氧化硅:SiO2 热稳定性Heat Resistance

500mm除透光率小于10% 二氧化硅大于99.5% 900°C 下保温15分钟然后立即投入水中反复三次无裂纹

Spectral transmission at 500mm ≤10% SiO2＞99.5% Keep under 900°C for 15 minutes,then put into 20°C water,no crack after 3 time.