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By certification 
Model： Double spot welder（Dual Chassis）
Power Supply：220V
Output power：2000W
Working speed：80 Times / minute
Output frequency：20KHZ
For width：20-60MM
Working pressure：0.1--0.5MPA
Product features: Suitable for welding non-woven bags, the use of pneumatic foot switch device, up and down the bags weld, solder joint appearance, strong, and can design different patterns according to customer requirements and Die
