Features：
Features：Suitable for both gray cast iron and ductile iron.
Effectiveness：reduce the occurrence of pores, good solubility, and improve processing performance.
Specification Table：
Model\Element | 硅（Si）% | 钙（Ca）% | 锆（Zr）% | 铝（Al）% |
SGZR-1 | 72-77 | 1.5-2.5 | 1.5-2.5 | 1.5MAX |
SGZR-2 | 62-69 | 1-2 | 2.5-4.5 | 1.5MAX |
Ingredients：as in the above table, or according to customer requirements
Granularity：18~60mesh, 30~150mesh, 150~250mesh
Packing：25kg moisture-proof paper bag or woven bag/ton bag or fixed on wooden pallet, or customized according to customer requirements.
