Twin spindle Oar Blender double screw with CE, ISO9001, SGS certificate More than 10 years old experience Product Feature1, The Twin-spindle Oar ... and chemical industry.2, The capability feature of the Twin spindle Oar Blender : the operation speed is low, the blending ... is high, the action is very good 3, The Twin spindle Oar Blender has the certificate: CE, ISO9001, SGSTechnical Parameters Model ...