Quartz tube is liked by many manufacturers for its excellent performance. With the increase in demand, there are more and more Shi Ying instrument manufacturers coming into being. Donghai Brilliant Shi Ying Technology Co., Ltd. is a professional Shi Ying instrument manufacturer. Let's explain how Shi Ying glass tube can be identified.

 A: Quartz stone that smells very natural and smells inferior is produced with formaldehyde-containing glue. Good quartz tubes are produced from environmentally friendly materials.  The produced plate has a strong formaldehyde smell, and this quartz tube can't be sold at a low price, which endangers life.

 Second, if there are pores, the quartz tube is not good enough, and if there are pores on the surface.

 Third, the products that are not obvious are good products and gaps at splices.

 Four: The scratch is deep and clearly unqualified, the key may be a pencil sharpener.

 Five: The stone powder dropped briefly is unqualified and sanded with less than 200 meshes.

 Six: Those who have a split opening are unqualified, and the upper and lower edges of the cut surface.

 Donghai Brilliant Shi Ying Science and Technology Co., Ltd. specializes in large-caliber quartz tubes, Shi Ying rods and Shi Ying manufacturers. Welcome to inquire!