RETROL VE-01 Crossbeam Vacuum Engine Model Flame Eater External Combustion Engine Educational Toys Gifts

RETROL VE-01 Crossbeam Vacuum Engine Model Flame Eater External Combustion Engine Educational Toys Gifts Features:.Vacuum engine: Vacuum engine is also known as “Flame-Licker Engine” or “Flame Eater”, a simple but magical machine that demonstrates the conversion of heat into mechanical motion..Adjustable Speed: The running speed of the engine is fully adjustable. It looks more elegant and allows you to fully understand the operation of the beam when running slowly..Low Maintenance and Reliability: Fewer moving parts feature less and simple maintenance, longer single running time and span life for less wear and damage, which is friendly to mechanical beginners..High-quality Materials: The engine is well-made with high-quality stainless steel, brass and aluminum alloy materials. The base is made of acrylic board for easy placement and operation..Creative gift: This is a mechanical artwork with visual texture and aesthetic appearance. People will appreciate its good performance and give it as an impressive gift for mechanical enthusiasts.Specifications:.Material: Metal + Acrylic.Brand: RETROL.Model: VE-01.Form: ready to run.Cylinder Outer Diameter: 36mm.Cylinder Inner Diameter: 20mm.Cylinder Length: 51mm.Stroke: 24mm.Speed: 100-1000rpm (Continuous running for 20 minutes).Cooling Method: Air Cooling.Starting Method: Manual Mtart.Lubrication Method: Disassemble the cylinder parts, polish the cylinder and piston with 6W metallographic sandpaper and apply with 3000 mesh graphite powder to wipe the cylinder clean, finally assemble the engine..Fuel: 95% Alcohol or Anhydrous Ethanol;.Product Dimensions: 21 x 10 x 13.5cm.Product Weight: 1100g.Package Dimensions: 24 x 13 x 16cm.Package Weight: 1300g.Packing: Graphic Carton.Ages: 14+ Delivery Time: The first batch will be shipped in April