Purchase Qty. Reference FOB Price
10-49 Pieces US$18.00
50-99 Pieces US$15.00
100-199 Pieces US$12.00
200-299 Pieces US$9.00
300+ Pieces US$8.00
Product Description
Product Description High precision polished silicon nitride si3n4 ceramic rod bar for chemical plant Silicon nitride ceramic is an inorganic material ceramic that does not shrink when sintered. Silicon nitride is very strong, especially hot pressed silicon nitride, which is one of the hardest ...