Dear Sir/Madam,I'm looking for products with the following specifications:Welding materials: copper vs aluminumUpset force – 20-35 tonRPM: 500-1500 Welding diameter: up to 50 mmClamping length of rotation fixture: 50-200 mmClamping length of movement fixture: 50-700Max stroke of workable: 500 mmPressure ratings : friction + upsetTime of first friction: 0-99 secTime of second friction: 0-99 secUpset time: 0-99 secStep speed of parts: 0-20 secUpset speed 20-30 secMain motor: 40kw; 1450 RPMMisalignment: 0,1 mmBurrs remover is very much desirable Show More