Product: Industrial Grade Silicone Source: China MOQ: 25 MT Specifications: Si (Silicon): 99% min Fe (Iron): 40% max Ca (Calcium): 0.02% max P (Phosphorus): 0.0030% max Al (Aluminum): 0.50% max Others (each): 0.10% max Custom Specifications Available: We offer customization to meet specific requirements. Contact us with your desired specifications, and our team will tailor the product to match your needs.