Factory is not an easy thing, then we pick high-quality manufacturers to pay attention to what? Here to introduce. 1, look at the appearance, if the extruded elbow appearance rough, forming defects, color is not correct, there are impurities, poor print quality, it is best not to use. Appearance quality unqualified products will affect the consumer's visual experience, while the appearance of a reflection of the quality of the internal quality of the product is often substandard quality will be poor, affecting the use. Printing quality is not qualified to affect the appearance of beauty, while fade, pollution of other items.

2, smell the smell, extruded elbow products are different smell the main reason is the use of recycled materials and inferior additives. Smell the smell of the product will be harmful to the body's respiratory system, it is best not to use.

3, hands try, some extrusion elbow in order to attract the attention of consumers, the color is very bright. Poor quality of the dark products in the use of the pigment will be the process, these pigments are generally industrial pigments. Consumers can check their own hands, the choice of the dark color products are qualified: in the defatted cotton ball down a little consumption of vinegar, and then contact the food surface back and forth to wipe 100 times, if the cotton ball on the stained color, indicating that the product failed. Yuyao Longguan Extrusion Factory is a professional manufacturer of cross plastic pipe, ABS extruded pipe, extruded processing and other products of high quality manufacturers, if interested, please call us.