MANUAL BUTT FUSION WELDING MACHINE:HDY160/HDY200 mm is manual butt fusion welder for pipes up to 160mm or 200mm with compact and portable design,it will enable operators to work in the complicated condition.The heating plate with degital display help operator reading the temperature in precise and convenient way.It is suitable for welding plastic pipe and fittings made of HDPE,PP,PVDF.