ra3 2 um precision investment casting

{"cid":"91187385","title":"Steel Precision Investment Castings Turbine Housing Turbine Volute","imgUrl":"https:\/\/img.chinax.com\/nimg\/b8\/24\/d84f1ad786d2d6f97366f298c1e0-200x200-1.jpg","attrs":{"Price":"$1-10","Brand Name":"NC311","Model Number":"311","Minimum Order Quantity":"100 pcs","Delivery Time":"25 days","Certification":"ISO9001,CE,SGS","Place of Origin":"Ningbo,China","Payment Terms":"T\/T, L\/C","Supply Ability":"50,000 pcs per month","Packaging Details":"Wooden Case","Part Name":"Turbine Housing","Material":"Cast Steel","Process":"Investment Casting","Application":"Auto","Surface":"Surface Passivatin, Polish","Casting Tolerance":"CT4-8"}}

{"cid":"91224127","title":"Precision Investment Casting Parts with Spray Coating for Ra3.2 Surface Roughness and 50-70g Weight","imgUrl":"https:\/\/img.chinax.com\/nimg\/b8\/50\/4013023c94a65ff2a97595da4aaa-200x200-1.jpg","attrs":{"Casting Form Material":"Metal","Sand Core Type":"Sodium Silicate Sand Core","Origin":"China","Surface Preparation":"Spray Coating","Surface Roughness":"Ra3.2","Type":"Non Standard Customization","Weight":"50-70g","Application":"Automotive, Aerospace, Medical, Industrial Machinery"}}