... to wood, plastic, marble,metal. YAG Laser Welding Machine adopt:1. The device can be used for precision ultra-precision welding;2. Non ... welding, fold welding and seal welding etc. 3. Fast speed, high ratio(5:1) welding depth, small deformation; 4. level up ... , non-polluting, small heat-affected zone 5. Weld high strength, good toughness 6. Laser beam easy to achieve by the time and ...