Equal Mass Density Set, 5 Metals, Lead Free

Item # 91-1040

Regular price $32.00
Regular price Sale price On Sale $32.00
Sold out
Shipping calculated at checkout.
Buy 6 and pay $28.95 each!

This set of simple metal cylinders is a convenient tool for students to investigate density, specific gravity, and specific heat. Each cylinder masses 30 g and is 0.5 inches in diameter. Students will get hands-on as they weigh, measure, and perform calculations to better understand density and other physical properties of matter. Contains cylinders of Brass, Aluminum, Tin, Copper, and Zinc.

In Stock

Additional Details

This 5-piece cylinder set offers students a diverse range of densities from 2.7g/cm³ to 8.8g/cm³ for a well-rounded study of different metals. Perfect for physics classrooms, these samples facilitate investigations into density, specific heat, and specific gravity.

Understanding density is paramount in various real-world scenarios:

*Engineers and Architects need to understand density to select the best materials for the job. This knowledge helps them make the most suitable choices based on factors like strength-to-weight ratio, buoyancy, and thermal properties.

*Testing density is a key way of discovering flaws and inconsistencies in manufactured products.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to

Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.

What’s Included

  • 5 rods of equal mass: 
    • Aluminum, Brass, Copper, Tin, Zinc

Features & Specs


  • Diameter: 12.7 mm 
  • Mass: 30.1 g 
  • Sample length: 
    • Aluminum: 88.3 mm
    • Brass: 28.6 mm
    • Copper: 26.8 mm
    • Tin: 30.5 mm
    • Zinc: 36.0 mm 

These materials are designed to be used in an educational setting and are not fabricated using ultra-high precision machining. Expect tolerances in the +/- 5% range of any stated dimensions (although they are generally much tighter).