... bottom welding machine Thermoforming machine Punching and cutting machineClear cylinder edge curling machineMainly applicationApplicable to PP, PVC, APET, PETG plastic transparent ... can be round, oval, trapezoidCharacterEasy operation, convenient maintenance, preheating fast Automatic constant temperature device, and preheat functionParametermodelKLY-2012power2kwPower frequency220v single phaseAir ...