4" Shell Casing

The 4" Shell Casing by Heavyweight Fireworks is an empty, two-piece paper casing designed for professional pyrotechnic manufacturing, training, and educational applications. The two preformed hemispheres fit together to create the traditional spherical body used for 4-inch aerial ball shells.

Product Specifications

• Brand: Heavyweight Fireworks
• Product Type: Paper Ball Shell Casing
• Nominal Size: 4 inches
• Material: Pressed paper
• Design: Two-piece hemispherical casing
• Shape: Spherical / ball shell
• Contents: Empty and uncharged
• Application: Professional pyrotechnic manufacturing and training
• Finished Firework: Not included

Traditional Ball Shell Construction

The 4-inch shell casing consists of two matching hemispherical halves designed to form a complete spherical shell body. This traditional format is commonly associated with professional aerial ball shells and provides a uniform outer structure for qualified pyrotechnic applications.

Durable Pressed-Paper Design

Constructed from formed paper material, the casing provides a sturdy yet lightweight shell body. Its preformed shape makes it a convenient component for professional pyrotechnic supply inventories.

Empty, Uncharged Component

The Heavyweight Fireworks 4" Shell Casing is supplied completely empty. It does not include pyrotechnic composition, effects, lift charge, burst charge, fuse, or other materials required for a functioning aerial shell.

Professional & Training Applications

In addition to professional manufacturing applications, empty 4-inch shell casings can serve as useful visual aids for pyrotechnic training courses, demonstrations, educational programs, and displays showing the construction and scale of professional aerial shells.

Professional Use & Safety

Manufacturing fireworks involves significant hazards and is regulated by federal, state, and local laws. Any use of this casing in the manufacture of a functioning pyrotechnic device should be limited to properly trained, qualified, and authorized individuals following all applicable regulations and established safety procedures.