18650 Battery Shell Component Set (100 Sets/Pack)

SKU: XN-18650

18650 Battery Shell Component Set includes a cylindrical steel shell with upper and lower PET insulating gaskets and documented dimensions.

Request a competitive quote today! Please specify the required component configuration and application.

18650 Battery Shell Component Set

Product Type: 18650 Battery Shell Component Set
Product Code: XN-18650
Brand: Xnergy

Product Introduction

This 18650 battery shell component set includes a cylindrical steel shell, an upper PET insulating gasket and a lower PET insulating gasket. The supplied references provide component dimensions and support customized processing.

Core Features

  • 18650 cylindrical steel shell with documented dimensional tolerances
  • Upper and lower PET insulating gaskets
  • PET gasket appearance requirement: uniform color, flat surface and no creases
  • Steel-shell appearance requirement: smooth inner and outer walls with no scratches, cracks, rust spots or dents
  • No shell cracking or nickel-layer detachment after grooving and sealing according to the supplied reference

Technical Specifications

ComponentParameterValueUnit
18650 Lower Insulating GasketMaterialPET
18650 Lower Insulating GasketOuter Diameter17mm
18650 Lower Insulating GasketInner Diameter3.5mm
18650 Lower Insulating GasketThickness0.188mm
18650 Upper Insulating GasketMaterialPET
18650 Upper Insulating GasketOuter Diameter17mm
18650 Upper Insulating GasketCenter Hole Diameter3.2mm
18650 Upper Insulating GasketAuxiliary Hole Diameter2mm
18650 Upper Insulating GasketVertical Hole Spacing10mm
18650 Upper Insulating GasketSlot Height6mm
18650 Upper Insulating GasketDrawing Positioning Dimensions2.5 / 3.75 / 3 / 2mm
18650 Upper Insulating GasketThickness0.188mm
18650 Steel ShellWall Thickness0.2±0.02mm
18650 Steel ShellHeight68.3±0.1mm
18650 Steel ShellBottom Thickness0.3mm
18650 Steel ShellInner Diameter17.81±0.02mm
18650 Steel ShellOuter Diameter18.25±0.03mm
18650 Steel ShellTop Corner RadiusR0.3mm
18650 Steel ShellBottom Corner RadiusR0.6mm

Material Reference Note

One supplied product-attribute reference lists 304 stainless steel, while the supplied steel-shell drawing lists SPCC-DCO. Both source descriptions are retained here without selecting one as definitive.

Component Dimension Drawings

18650 Lower Insulating Gasket Dimension Drawing

This drawing shows the dimensions of the 18650 lower PET insulating gasket.

18650 lower insulating gasket dimension drawing showing 17 mm outer diameter, 3.5 mm inner diameter and 0.188 mm thickness

18650 Upper Insulating Gasket Dimension Drawing

This drawing shows the dimensions and hole/slot layout of the 18650 upper PET insulating gasket.

18650 upper insulating gasket dimension drawing with hole and slot layout

18650 Steel Shell Dimension Drawing

This drawing shows the dimensions of the 18650 cylindrical steel shell.

18650 steel shell dimension drawing with diameter, height and wall thickness

Applications

  • 18650 cylindrical-cell shell assembly
  • 18650 cell-component prototyping and dimensional evaluation

Note: Only dimensions and component identifications clearly provided in the supplied references are listed. Request current drawings and material confirmation before production use. Browse the Pouch & Cylindrical Cell Components category for related products.