1. The new method: rubbing with ethyl acetate, aBS can not afford silk, HIPS will take off, but only means pure.
2. Common methods: There are many methods for identifying aBS and PS. In terms of aBS, the surface brightness is good, the toughness is better than PS, and the surface will have dense pores after burning, and the taste is light and sweet; PS is divided into GPPS. , HIPS, EPS three, more brittle, transparent products, HIPS brightness is generally, toughness is a little less than aBS, the surface is bright after burning, styrene taste. The section of HIPS is whitish, but GPPS does not. EPS is mainly used for foam.
In the case of TV shell materials, there are aBS, HIPS points, which are generally distinguished according to surface characteristics and physical characteristics. The brightness of the surface is generally aBS. When using pliers, aBS is better than HIPS, and its hardness is high. It is more powerful and then differentiated according to the flame and taste.
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