Stirling Engine Model Motor Power External Combustion Educational Toy The coupon:BGSEN25, 25% OFF Coupon Description: Item name: Stirling Engine Model
Size: 110x 65x 120 mm Flywheel

Material: copper & aluminum Net weight: 308g Base
Material: Wooden Flywheel diameter: 60 mm Heating cylinder: quartz glass Body

Material: copper Heating fuel: 95% alcohol Package Included:1 x Stirling Engine Model





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Description: Item Name: Stirling Engine Model Model:479857
Colour: silver
Materials: brushed aluminum alloy+stainless

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Stirling Engine Model Vacuum Motor Model Kit Description: Engine Model Vacuum Motor Model Kit
Features: With the help of
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Stirling Engine QX-FD-05-M Motor Power External Combustion DIY Assembled Engine Model Toy Description: Item name: Stirling Engine Model
Size: 18*9*8.5 cm Weight: 550g
Material: metal + stainless steel Feature:-With generator, 4 LED lights; the bottom plate is made from metal, exquisite atmosphere-The bracket is made from zinc alloy & is firm & strong.-The flywheel, cylinder liner & shifter piston are made from aluminum alloy finishing, fine milling, texture & beauty. The connecting rod is made from stainless steel.-Power cylinders & hot cylinders are made from stainless steel & are durable.-The overall model is exquisite, atmospheric & beautiful. The axle joints are all connected by high-precision miniature bearings. The bushings are precision-polished with brass, which is stable & requires no lubrication. Package Included:1 x Stirling Engine Model 1 x Red belt 1 x Sealing ring 1 x Plastic hose 1 x Flywheel shaft

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Aerodynamics are rich in knowledge of physics, single cylinder combustion engine. Engine principle is intuitive, educational toys, teaching experimental equipment caneffectively cultivate children's interest in learning can also be used for classroomteaching, more intuitive & easy to underst&. Description: Name: Double Cylinder Engine Model
Material: Aluminum alloy, glass
Colour: Silver gold
Size:160x 86x 103mm Instructions:-The engine model on the horizontal position by hand toggle the flywheel to see if smooth, check the connection rod is normal, whether the cylinder oil & dust, & if so, please use toilet paper to erase Not smooth. Toggle the flywheel feel pressure rebound within the cylinder body is a normal phenomenon, the cylinder is sealed.-The packing bag of alcohol lamp cotton wear into the metal cap lamp.-Please go to the pharmacy to buy 95% purity alcohol, anhydrous industrial alcohol better. Fill the alcohol lamp to less than two-thirds.-Alcohol lamp to the alcohol lamp, at the premise of ensuring safety, ignite the alcohol lamp about 2 minutes after the flywheel, until the flywheel automatic operation so far, the whole process of heating, hands may not touch. Note:-This engine is perfectly for kids over 12 years old.-This item is operating by steam, when the steam too much, the engine will stop working-The screws should not too tight, or the glass may broken, if the piston is cracked, can be bonded with glue-Please make sure the glass cylinder tube is not too close to th


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Description: Stitch Markers Soluble Cross Stitch Water Erasable Pens Ink Fabric Marking Pens DIY Needlework Tool 100% brand new. Japan imported water pen, water soluble pen. The water solubility of the pen is good, the amount of ink is enough. Used in cross stitch cloth after the water through the point without leaving any traces. Disappear after meet with water. Specification:
Size: 15.2cm Weight: About 7g Type: Erasable Maker Pen
Colour: Bule, Red, violet Package Included:1 x Erasable Maker Pen

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