Multi-function rear-projection TV sliding board

1, the external size: 1.33 m or 1.40 m x3.8 m or 4.5 m elongated. Prominent wall height 180mm, wall thickness of a large box 1.2mm. 2, the writing surface color: dark green, matt 3, the writing surface panel board by South Korean Pohang, thickness ≥ 0.40mm, 25 layers of silk, the surface layer hardness of 9H 4, laminated high-density polystyrene moisture absorbing environment, the thickness of 20mm or more, use the seamless whole. 5, back rust galvanized sheet, hot galvanized steel sheet thickness ≥ 0.25mm, zinc Z12, technical requirements are not lower than the international GB2518-88. Smooth seamless whole. 6, the adhesive material: high-strength line with international standards of environmentally friendly adhesives, bonding to ensure a solid, non-foaming, non-volatile. 7, frame material: aluminum alloy luxury champagne electrophoresis, technical performance in line with GB/T5237-93, elegant appearance, hardness is HRC14. Concealed frame with the main chute, round muffler bearing courses, 7 cm piece slide box 8, corners material: anti-aging, anti-fatigue ABS engineering plastics, sleek design, no sharp corners, streamline curvature of not less than R3, forming a mold. 9, borders, and (LCD) whiteboard Fixed: Window sliding, fixed after the writing board, writing board can be left in front of a slide, and the (LCD one machine) supporting the use of whiteboard, you can (LCD one machine) and whiteboard push-pull switch between the blackboard, so that (the LCD one machine) to form a seamless link whiteboard and blackboard, can be locked when closed. 10, writing pad frame: The width ≥ 45mm, thickness ≥ 20mm champagne colored aluminum electrophoresis. 11, push-pull mode: U-rail side, easily move around, no noise. 12, the board protection: All writing pad with a colorless transparent protective film, torn off before use. 13, the installation requirements: Stealth install, no exposed fittings, to maintain overall stability, sturdy and beautiful.