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What are the methods for identifying silicone products?

Information Sources: | Release date: 2017-06-15 | Page views:
Key words:What are the methods for identifying silicone products?

Environmental protection is the basic feature of silica gel. The processing time is relatively short. The operating temperature should be determined according to the actual situation. First, the silica gel and the curing agent are evenly stirred, and then the next step is performed, but there will be fake in the market. Silicone products can be identified by the following methods.

Silicone product identification method:
1. Silicone products custom manufacturers introduce weight measurement, take out samples, use electronic scale or analytical balance, accurate to 0.01 grams, it is the easiest to distinguish fluorine rubber because the weight of fluorine glue is the largest, 1.8 or more, CR ECO is also in 1.3 The above proportions are obviously too large to consider these glues.

2, the combustion method, first take a small amount of product, after burning. Fluorine glue generally burns up in general, while CR and CSM are extinguished without fire support. NR and EPDM burn more flames. In addition, you can also carefully observe the burning state, color, and smell. For example, NBR/PVC uses glue. When there is a fire source, it will splash and ignite. After leaving the fire, it will self-extinguish. The smoke is thick and sour.

3, silica gel product identification method: hot air aging, take out the sample, put it in the aging box for a day, observe the phenomenon after aging. Grading aging gradually warms up. At 150 degrees, CR, NR, and SBR will be brittle, and NBR EPDM will be elastic.

4, resistance to medium weight gain, can be sampled from the finished product, immersed in one or several selected media, weighing after a certain temperature time, inferring the type of material according to the rate of change of hardness change rate. Soaking in 100 degree oil for 24 hours, NBR, fluorine rubber, ECO, CR quality and hardness change rate is very small.

Silicone products custom manufacturers introduction It is worth noting that solid silicone is mainly used for compression molding products. For example: silicone sleeve, silicone tableware, silicone buttons, etc., liquid silicone is mainly used for extrusion molding products, such as silicone nipples, silicone tubes and so on.


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