What are the causes and storage precautions for Nomex Braided Sleeve to develop air bubbles?

A good Nomex Braided Sleeve product is shaped at the factory, meets the normal use standard, and the product has a smooth surface, is durable, and can withstand a number of tests.

Defective products of Nomex Braided Sleeve cannot be recycled. Once a Nomex Braided Sleeve is formed, it cannot be reversed. If a formed Nomex Braided Sleeve is defective, it will be scrapped. If it is only slightly defective in appearance, it can still be reworked. , then some Nomex Braided Sleeve will find blisters after production, what is the reason?
Nomex Braided Sleeve can bubble for two reasons:
1. Raw material problem: It is estimated that the transparent white carbon black is impure, or mixed with other white carbon black.
2. Coking problems: uneven mixing of rubber materials, unreasonable filling capacity, and poor control of the temperature and time of debinding.
Specific solutions:
1. For raw materials: choose transparent white carbon black with better purity, clean the kneader and then knead the transparent rubber.
2. For the problem of coking process: control the kneading temperature and kneading time, extend the original kneading time by 5-10 minutes, and then perform the degumming inspection.
In addition, we should pay attention to the following points when storing Nomex Braided Sleeve:
1. Pack well, dust-proof and anti-oxidation.
2. Keep ventilated and dry to prevent mildew.
3. The temperature is suitable for use within the time limit.
4. Keep the Nomex Braided Sleeve at room temperature and avoid light.