We engaged in the research, development, production, sales and service of plastic hollow ball, plastic solid ball, plastic cap, plastic roll on bottle and so on. Plastic balls are deal for l
Silicon Nitride balls:Size:1.588-101mmGrade:G16-G100Silicon Nitride (Si3N4) is a widely used ceramic material in high temperature application, it has high strength in both room temperature and high te
ADD：Jinan city,Shandong province,China 
CONTACT：Kelly
E-MAIL：Kelly@poreigroup.com