1. Aluminum alloy double flywheel design, water-cooled, high speed, stable operation. 2. The main body and bracket are made of aluminum alloy, and the surface is anodized 3. Use high hardness precision bearings, steel cylinders with precision brass pistons 4. The heating tube is made of stainless steel, and the ventilation piston is made of aluminum alloy 5. The base is made of natural bamboo, and the precision processing shows the high-end craftsmanship. 6. Instructions for Use: Please read the instructions before use, take out the alcohol lamp, and add 95% alcohol (not more than 2/3 of the container). Ignite the alcohol and heat it for about one minute, then start the flywheel by hand until the machine runs. It is forbidden to inject oil into the cylinder, piston, bearing, connecting rod and other movable positions of the machine. Ice or water can be added to the groove to cool the body. During the whole heating process, do not touch the hot parts of the machine to prevent burns. 7. Tips: Pay attention to the safety of using alcohol. Children should use it under the supervision of an adult. Before placing the machine on the desktop for heating, please place a wet towel between the desktop and the machine to effectively insulate the machine and reduce the vibration of the machine. When the machine is running at high speed, it may vibrate and shift. Please prevent the machine from falling from the desktop. 8. Significance and Value: By observing the operation process of the engine, you can understand its structure and principle, and at the same time, it can truly restore the principle of Stirling engine operation, hands-on operation, and popular science knowledge. It has high quality, exquisite appearance, and has a high collection value, and can be used as high-end craft boutique ornaments. 9. For Age: 14+
Specifications: .Color: As Shown .Material: Stainless Steel + Aluminum Alloy + Alloy Steel + Brass + Bamboo .Inner Diameter of Heating Tube: 16mm .Piston Stroke: 8mm .Piston Diameter: 16 .Flywheel Diameter: 65 .Bearing Model: Precision F684ZZ .Cooling Method: Water cooling. .Product Dimensions: 10.5 x 10.5 x 20cm .Product Weight: 850g .Package Dimensions: 15 x 15 x 25cm .Package Weight: 950g .Packing: Box
Package Content: .1 x Stirling Engine Model
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