Index of Materials - Sphere

A regular solid or hollow three-dimensional form in which every cross-section is a circle. Spheres are available with standard or precision tolerances, and can be supplied with different surface finishes depending on the material.

Tolerances
Diameter (standard):		±5%
Diameter (precision):		see item

Spheres are available from our catalog in the following types :

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Alumina ( Al₂O₃ )

Aluminum ( Al )

Borosilicate Glass ( SiO₂ 81% / B₂O₃ 13% / Na₂O 4% )

Brass ( Cu70/Zn30 )

Copper ( Cu )

Gold ( Au )

Hexafluoropropylenevinylidenefluoride copolymer ( FKM )

Nickel ( Ni )

Niobium ( Nb )

Polyamide - Nylon 6, 6 ( PA 6,6 )

Polyamide/imide ( PAI )

Polyethylene - High density ( HDPE )

Polyethylene - Low Density ( LDPE )

Polymethylmethacrylate ( PMMA, Acrylic )

Polyoxymethylene - Copolymer ( Acetal - Copolymer POMC )

Polyoxymethylene - Homopolymer ( Acetal - Homopolymer POMH )

Polypropylene ( PP )

Polytetrafluoroethylene ( PTFE )

Quartz - Fused ( SiO₂ )

Ruby ( Al₂O₃ /Cr₂O₃ /Si₂O₃ )

Sapphire ( Al₂O₃ 99.9 )

Silicon ( Si )

Silicon Nitride - Reaction Bonded ( Si₃N₄ )

Silver ( Ag )

Soda Lime Glass ( SiO₂ 70/Na₂O 15/CaO 10/MgO/B₂O₃/Al₂O₃ )

Stainless Steel - AISI 304 ( Fe/Cr18/Ni10 )

Stainless Steel - AISI 316 ( Fe/Cr18/Ni10/Mo 3 )

Tantalum ( Ta )

Titanium ( Ti )

Titanium/Aluminum/Vanadium ( Ti90/Al 6/V 4 )

Tungsten Carbide/Cobalt ( WC 94/Co 6 )

Zirconia - stabilized with Yttria ( ZrO₂/Y₂O₃ )