... of investment casting superalloys &components;like superalloy turbine/turbine blade,heating block,etc. The Fine Metal Branch of ... in combustion chamber, force-added combustion chamber, directional blade, turbine blade and turbine disc. The typical materials used in combustion chamber ... , K3, K5, K17, K19, K002, K20 etc. Turbine blade material is mainly age-hardening deforming alloys and casting alloys ...