-These goods used in boiler,stove and other high tempreture products
-It has many kinds, we can also do according to the customer's requirement 
-The material is heat-resistant steel, it is make from investment casting process, also can do the sand casting process 
-The material also is changeable 
-Mold payment terms: if it should do new design, pay 50% in advance for making the mold, and after the sample are approved, pay the balance 
-The goods payment: pay 30% deposit before making the goods, and after see the copy of B/L, pay the other 70%