This item is used for comparing the thermal conductivities of aluminum, brass, steel, stainless steel, and copper. The five radial spokes are attached to a brass hub. Each rod is marked with the metal name on the hub. There are notches in each rod to hold a wax pellet.
The unit comes assembled and with a supply of wax. Includes activity guide.
Shipping weight: 4.45 Oz., Dimensions: 14" x 7" x 1".
100% Satisfaction Guarantee: At Mansion Labs, we want to be sure that the item you choose is the right one for you. Within 30 days of delivery of your order, you may return any merchandise purchased from Mansion Labs in its original condition with your email order confirmation or packing slip. Restocking fees may apply. On items over $275 shipping within the US, we will even arrange free pick up or pay for returns shipping.