ENJOMOR Industrial Metal Mini α Structure Hot-Air Stirling Engine Electric Generator 4000rpm Science Educational Mechanical Toy And Gift

ENJOMOR Industrial Metal Mini α Structure Hot-Air Stirling Engine Electric Generator 4000rpm Science Educational Mechanical Toy And GiftFeatures:.The stirling engine features strong power and high speed designed with T rocker and crank with an α Structure..The moving parts of the engine is all engineered with rolling bearings for low friction coefficient..The cylinder is made of brass and the piston precision grinded SUJ-2 alloy steel. This two parts of wearproof engine are fit tightly with each other with high toughness..The whole connection is fixed with bolts and all connecting parts are sealed with brass washers for astounding performance and high temperatures resistance..Built with high density aluminum alloy heat sink for higher heat exchange rate and double-layer spring for shock absorption, the engine is capable of smooth running..Made of full metal, the engine model is small in size, compact in structure and reliable in performance..Assembled with over 150 small parts includi