From white to Black how to mixing the silicone raw material

The video shows how we mixing the silicone raw material from white to black. Any colors you want, we can add different colorant to adjust the ideal color. Learn more from our website: We are manufacturer, specialized in customizing silicone plastic products for customers. We ve been cooperated with EZPZ, Junobie, Subcribe our channel or feel free to contact me: (WhatsApp: +86 18814370949)