Jinan, Connaught machinery factory is specialized in engraving machine equipment, development of aluminum alloy doors and windows equipment, steel doors and windows equipment, hollow glass equipment, seamless welding equipment, development, production and sales of businesses, the company's main products: engraving machine equipment, aluminum doors and windows equipment, steel doors and windows equipment, seamless welding equipment and related hollow glass equipment. Aluminum windows and doors equipment includes: cutting saws, end milling, Corner machine, tapping machine, Corner saws and other steel doors and equipment include: welding machine, cutting saws, V-saw, the pressure of sawing, tapping machine, corner joints cleaning machine and other hollow glass equipment including; aluminum gutter insulating glass production line, composite tape insulating glass production line, horizontal hollow glass production lines, vertical insulating glass production line engraving machine: wood engraving machine, advertising engraving machine, stone engraving machine, engraving machine manufacturers we promise: one year warranty equipment, machine maintenance for life agents train, automobile transport free design workshop, plant layout provides industry information for free, providing market in key areas 24 hours service as quickly as when the supply of equipment, spare parts for free debugging aluminum windows and doors, plastic doors and windows plant project analysis and program suppliers provide free door hardware and other channels and market LJZ2B-500 × 4200 precision cutting saw one, uses and characteristics of the machine for aluminum windows and doors, curtain wall profile cutting down material. Two saw head may be 90 °, 45 °, 67.5 ° (22.5 °) free conversion. Two saw head can work alone, but also the two saw heads work simultaneously. Oleopneumatic feed rate to achieve uniform, smooth operation. Saw feeding system adopts imported linear guide kinematic pair, high accuracy, good stability. Automatic landing shield make work safe and convenient two main technical parameters Input Power: 380V 50Hz Input power: 2 × 2.2Kw Working pressure: 0.5 ~ 0.8MPa Air Consumption: 200L / min motor speed: 2800r / min cutting length: 400 ~ 4200mm, cutting width: 10 ~ 130mm Cutting height: 10 ~ 300mm Cutting angle: 90 °, 45 °, 67.5 ° blade specification: Φ500 × Φ30 Dimensions: 5500 × 1650 × 1950mm