Spiral Freezer Belt Technical Specification

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What you will find in this specification

About this document

This 17-page technical specification describes the JBL Mesh Belt Spiral Freezer Belt for spiral freezing, rapid freezing and continuous cooling conveyors.

It lists the reference options buyers check before ordering or replacing a spiral belt: rod pitch, spiral wire diameter, belt width, turn ratio, edge treatment, surface treatment, accessories and matching sprockets.

All values are reference specifications; every item can be customized, and the final configuration follows the confirmed project drawing.

Spiral Freezer Belt reference specifications

ParameterReference options
MaterialSUS304 / SUS316
Spiral pitch5–23 mm (0.197–0.906 in)
Rod pitch19.05 / 25.4 / 27 / 27.4 / 38.1 / 40 mm
Rod diameter5.0 / 6.0 mm; custom
Spiral wire diameter1.2 / 1.4 / 1.5 / 1.6 / 1.7 / 1.8 mm
Belt width300–2900 mm (11.81–114.17 in); custom
Belt lengthCustom, specified in m or ft
Turn ratio1.15–2.5
Surface treatmentPickling / electropolishing
Edge treatmentButton welded / flat-hat welded / rod welded / button cap welded / clinched
AccessoriesSide plate / reinforced piece / triangular spiral / center plate / center link
SprocketsSUS304 / SUS316; nylon / UHMWPE / POM — teeth, bore and keyway confirmed per drawing

Reference specifications from the 2026-10-02 public specification, pages 2 and 5. Inch values are rounded. Final dimensions and combinations follow the confirmed project drawing. See page 5 →

Questions this document answers

+Which rod pitches does the Spiral Freezer Belt specification list?

Six reference rod pitches: 19.05, 25.4, 27, 27.4, 38.1 and 40 mm (pages 6–7). Rod pitch and spiral geometry are selected together with product load, drum geometry, turn ratio and the matching sprocket.

+What spiral wire diameters are listed?

1.2, 1.4, 1.5, 1.6, 1.7 and 1.8 mm (page 5). Spiral wire diameter and rod diameter are recorded separately; the reference rod diameters are 5.0 and 6.0 mm, with custom sizes available.

+What belt widths and turn ratios does it cover?

Reference belt widths from 300 to 2900 mm and turn ratios from 1.15 to 2.5 (page 5). The turn ratio for a project is checked against the actual drum and drawing.

+Which edge treatments are shown?

Button welded, flat-hat welded, rod welded, button cap welded and clinched edges, with photos on pages 8–9. The edge is matched to the existing belt or the equipment design.

+What should I send to start a spiral belt review?

Photos of the current belt, the equipment drawing or the dimensions you have (mm or inches), and the product you convey. Send them to info@jblmeshbelt.com or WhatsApp +86 138 1487 2506 (page 17).

Planning a new spiral freezer or replacing an existing belt?

JBL Mesh Belt's Spiral Freezer Belt supports spiral freezing, rapid freezing and continuous cooling applications.

A suitable belt needs more than the right width. Its mesh structure, rod pitch, edge details and turning geometry must work with your conveyor.

We review your equipment and operating requirements to help you compare suitable configurations before ordering.

Specifications can be customized, including dimensions, materials, edge treatments and accessories. Final dimensions and combinations follow the confirmed project drawing.

Send us photos of your current belt, equipment drawings and the product you need to convey.

JBL Mesh Belt supports specification alignment and replacement evaluation, helping you make a more informed purchase and maintain consistent specifications for future orders.