Air Stirling Educational Cup Model Motor Toy

A Stirling engine is a heat engine that operates by cyclic compression and expansion of air or other gas (the working fluid) at different temperatures, such that there is a net conversion of heat energy to mechanical work.

Teachers can make the explaining process much more straightforward and students can better understand its principle.
Run freely on the top of a cup of hot water, no need to fire an alcohol lamp, safer for children.

The start temperature difference between the product bottom contact and circumstance shoulder be greater than 25℃.
Gently flip the wheel, then it can run itself.

The exquisite frosted plunger can avoid steam leakage and reduce abrasion.
If the friction between the flywheel and support is big, please use a little graphite dry lube to quiet it down nicely. Don’t use oil, because it will lead to oil dirt.

Specifications:

Material: Stainless Steel + Spray Paint Carbon Steel + Glass
Principle of Operation: Heating Expansion / Cold Compression
Speed: 180rpm (max.)
Item Size: 12.2 * 10.2 * 10.2cm / 4.8 * 4 * 4″
Item Weight: 250g / 8.8oz
Package Size: 17.3 * 9.5 * 11cm / 6.8 * 3.7 * 4.3″
Package Weight: 333g / 11.7oz

Package List:
1 * Low Temperature Stirling Engine Model DIY Kit
1 * User Manual(English)

Note:
1. Children under 12-year-old should be accompanied by an adult when playing this product.