SKU: 38921971927

Hot Air Stirling Engine Model Kit Science Toy Physical Principle Metal Model Toys

Sale price$37.79 Regular price$41.99
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

Hot Air Stirling Engine Model Kit Science Toy Physical Principle Metal Model ToysDescription: Product Name: Stirling Engine Model Color: As shown on the picture. Material: Metal,Glass Usage: 1. Security start step (1) Put the engine model in a horizontal position. (2) Turn the flywheel gently with the hand, check whether the flywheel is running smoothly if there is a strong sense of astringency, check whether the connecting rod is connected to normal, whether the piston in the air cylinder and the spindle on the copper sleeve have

Description:

Product Name: Stirling Engine Model
Color: As shown on the picture.
Material: Metal,Glass
 
Usage:
1. Security start step
(1) Put the engine model in a horizontal position.
(2) Turn the flywheel gently with the hand, check whether the flywheel is running smoothly if there is a strong sense of astringency, check whether the connecting rod is connected to normal, whether the piston in the air cylinder and the spindle on the copper sleeve have oil if there is a dry cloth or toilet paper with oil. Wipe the piston and the outer wall of the spindle, confirm that there is no oil stain or foreign matter to ensure that the flywheel runs smoothly.
(3) Check whether the two crankshaft angle on the flywheel is 90 degrees (the crankshaft is at the bottom or the most right side of the crankshaft at the bottom), if it is not to be adjusted in parentheses.
(4) The alcohol lamp is moved to the hole of alcohol lampholder, and the alcohol lamp is ignited on the premise of confirming safety.
(5) After heating for 60 seconds, start with your hand gently toggle the flywheel until the flywheel can run automatically.
(6) The whole process of heating must not touch the main cylinder (high temperature danger!).
 
2. Security end step
(1) Please let the engine model cool down after use.
(2) If the end of the way is to end, the alcohol lamp is extinguished to confirm that it is completely extinguished, please let the engine model naturally cooling in the cooling process to stop operation automatically.
(3) If the engine model is cooled down naturally, please keep the engine where the child can't get it.
(4) Children should use the engine model under the care of adults, so as to prevent scalding or accidentally breaking the glass.
 
3.Matters of attention
(1) When alcohol is added to the alcohol lamp, please confirm that the alcohol lamp is in the state of extinction.
(2) If alcohol is inadvertently sprinkled on the model floor or on the desktop, please wait for the alcohol to evaporate completely or dry the alcohol, and then ignition.
(3) The wick of the alcohol lamp can not meet the test tube, and the light core will produce water vapor when it burns. If it meets the test tube, it will break the test tube.
(4) The engine model has high rotational speed and will vibrate when running, so be careful to slide down from the table.
(5) Be careful when heating, prevent scalding.

 

Package Include:
1 x Stirling Engine
1 x Alcohol Burner
1 x Spare Heating Glass Tube
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 38921971927

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4.6 ★★★★★
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Patty C
Los Angeles, US
★★★★★ 5
Durable and nice look
Color: 02-black
Nice quality and nice look for our kitchen
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
K
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K. K.
Carnegie, US
★★★★★ 5
Classic holder keeps paper towels in place in a breeze.
Color: 06-bronze
This classic paper towel holder works perfectly. I had constantly unrolling paper towels in the breeze. This holder keeps everything in place now. So nice. Plus, it has a sleek, uncluttered design. I’m very pleased.
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Reviewed in the United States on May 18, 2026
T
Verified Purchase
Terry Anne
Fort Morgan, US
★★★★★ 3
Only holds towels in place when it is full or 1/2 full
Color: 01-silver
If you are buying this for the feature of holding the paper towels in place so you can just rip one, I think you will be disappointed. Once the roll becomes smaller (and I tried changing the arm) the arm does not touch the towels. I do like the firm grip on the counter. My other dissatisfaction is the base gets water spots. Being near the sink this happens frequently. It does its job and is attractive.
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Reviewed in the United States on May 21, 2026
J
Verified Purchase
Jay
San Leandro, US
★★★★★ 5
Stylish
Color: 01-silver
Good sturdy stand for paper towels. Has small suction cups on bottom for stability. Good finish and good fit under the counter. Heavy base and not flimsy feeling. Brushed aluminum matched other appliances well.
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Reviewed in the United States on January 6, 2026
T
Verified Purchase
The product comes in multiple colors, but the function is terrible
Draper, US
★★★★★ 5
Goodbye for the value
Color: 02-black
Great value looks wonderful very adorable
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Reviewed in the United States on May 31, 2026

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