Addition of needle like wollastonite in engineering plastics
Wollastonite is added to engineering plastics, which is called calcium plastic in the industry, because slaked lime is calcium hydroxide and lime is calcium carbonate. In order to increase the strength of the plastics, the calcined wollastonite is added.
Generally add one percent to five percent, according to the experimental results to determine the amount of additional required. Add too much plastic, easy to powder. There are a lot of washing machine manufacturers, in order to reduce costs, adding ten percent or five years, washing machine shell automatically broken.