3 0mm extrusion screw and barrel

{"cid":"91213907","title":"Cm80 Twin Screw Extruder Barrel 2.0-3.0mm For Cincinnati Krauss Maffei Extrusion Machine","imgUrl":"https:\/\/img.chinax.com\/nimg\/14\/c3\/0fe39f5565dda4674f025546bd63-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"lianzhong","Model Number":"lzptsb-140mm","Minimum Order Quantity":"1pcs","Delivery Time":"60 DAYS","Certification":"ISO","Place of Origin":"China","Payment Terms":"T\/T,","Supply Ability":"1000 SETS\/MONTH","Packaging Details":"Standard Export Wooden Case","Material":"38CrMoAIA\/SACM645\/AISI4140\/SKD61\/etc","Nitriding depth":"0.5-0.8mm","Alloy depth":"2.0-3.0mm","Quenching hardness":"HRC55-62","Surface roughness":"Ra0.4","Screw straightness":"0.015mm"}}

{"cid":"91223756","title":"Nitrided Extruder Screw Barrel 2.0-3.0mm Alloy Depth HV900-1000 Hardness","imgUrl":"https:\/\/img.chinax.com\/nimg\/2b\/18\/63771bd510861288f8965f7ef654-200x200-1.jpg","attrs":{"Price":"980 USD\/Set","Brand Name":"ALVEN","Model Number":"Extruder Screw Barrel","Minimum Order Quantity":"1 set","Delivery Time":"30 days","Place of Origin":"Zhoushan Zhejiang","Payment Terms":"T\/T","Supply Ability":"50 sets per month","Packaging Details":"standard wooden box","Alloy Depth":"2.0-3.0mm","Nitriding hardness":"HV900-1000","Nitride Depth":"0.5~0.8mm","Surface treatment":"Nitriding \/ Bimetallic Treatment","Base Materials":"38CrMoAlA\/Customized","Heating zones":"3-5 Zones","Material":"High-quality Alloy Steel","Quenching Hardness":"HRC55-62"}}