The classification of silicone is also according to different ways have different classifications, the scope of application is also from the beginning only used in aviation, military field, now widely used in electronics and electrical, textile, automobile, machinery, leather paper, metal, paint, medicine, supporting electrical appliances, electronics, baby toys, hardware, medical equipment, sporting goods, audio, lighting, machinery, automotive and other industries. Silicone products are more and more closely linked with our life and work.