Stainless steel rod mesh belts integrate rigid transverse connecting rods with interlocked wire loops to deliver exceptional longitudinal tensile strength, minimal elongation under heavy industrial loads, and a stable, flat conveying surface for continuous processing lines operating across extreme temperature ranges.
Technical Specifications
|
Parameter |
Specification Range |
|
Rod Pitch |
12.7 mm – 50.8 mm |
|
Spiral Pitch |
6.35 mm – 38.1 mm |
|
Rod Diameter |
3.0 mm – 9.5 mm |
|
Wire Diameter |
1.5 mm – 6.0 mm |
|
Belt Width |
200 mm – 4000 mm |
|
Max Temperature |
Up to 1150°C |
Performance Benefits
High Strength-to-Weight Ratio:
Engineered transverse rods resist heavy mechanical loading while minimizing overall mass and drive energy consumption.
Thermal Fatigue Resistance:
Dimensional stability under cyclic thermal shock prevents structural warping during continuous transitions.
Unobstructed Flow:
High open-area ratios allow rapid circulation of heated air, cooling gases, and washdown fluids around conveyed goods.
Tracking Stability:
Rigid cross-members prevent lateral shifting and belt skewing on long-span conveyors.
Industrial Applications
Tunnel Baking Ovens: Transporting dough pieces and snack foods through continuous convection thermal chambers.
Glass Annealing Lehrs: Moving newly formed glassware through controlled cooling arches to relieve internal stress.
Metal Parts Processing: Carrying machined steel components through alkaline cleaning, degreasing, and water rinse stations.
Quick-Freezing Tunnels: Moving packaged and bulk foods through cryogenic blast freezers operating at sub-zero temperatures.
Structural Architecture
Transverse Load-Bearing Rods: Straight cross-members span the full belt width to maintain track spacing and absorb primary mechanical pull forces.
Interlocked Wire Spirals: Formed wire loops mesh tightly with adjacent turns to distribute product weight and prevent component loss.
Edge Treatments: Welded loop, flattened, or knuckle finishes protect against lateral wear along conveyor guide walls.
Drive Engagement: Positive-drive configurations mesh directly with sprockets to eliminate slippage in high-torque setups.
Material Selection
Grade 304: Standard austenitic alloy offering reliable oxidation resistance up to 700°C in baseline environments.
Grade 316: Molybdenum-bearing alloy optimized for resistance against chlorides and acidic washdown solutions.
Grade 310S: High-alloy steel engineered for continuous high-temperature service up to 1050°C with superior scaling resistance.
Mesh Patterns & Assembly Types
Single-Loop Mesh:
Standard pattern providing high flexibility and smooth transitions over small terminal rollers.
Double-Loop Mesh:
Dense spiral arrangement featuring multiple wire turns per rod interval for small-part conveyance.
Straight-Rod Assembly:
Standard alignment utilized for general horizontal conveying and baseline tension limits.
Cranked-Rod Assembly:
Offset rod design utilized to absorb thermal expansion differentials in high-temperature tunnel furnaces.
Mechanical Performance Metrics
Tensile Load Capacity: Calculated per unit width based on rod cross-sectional area and alloy yield strength.
Elongation Rate: Less than 0.5% permanent stretch over initial 1000 operational hours under rated tension.
Minimum Pulley Diameter: Determined by rod pitch and wire thickness to prevent hinge fatigue.
Frictional Coefficient: Low sliding resistance against wear-resistant support strips.
Selection Parameters
Match alloy grade to peak operating temperature and atmospheric chemistry inside the process chamber.
Evaluate total product weight, belt weight, friction coefficients, and drive pull forces.
Balance mechanical strength with necessary airflow or liquid drainage rates for the specific process.
Ensure rod spacing aligns with standard sprocket tooth profiles to prevent binding or wear.
Customization Options
Flight Attachments: Perpendicular upright flights welded at specified intervals for inclined conveying angles.
Side Guards: Integrated vertical plate edges or retaining side-plates preventing items from rolling off margins.
Drive Sprockets: Custom-machined carbon steel or stainless steel sprockets matched to belt pitch tolerances.
Dimensional Tailoring: Exact width and length manufacturing to fit existing conveyor frame clearances.
Packaging & Export Delivery
Moisture Protection:
Sealed inner polyethylene layers protecting metallic surfaces against condensation during ocean transit.
Fumigation-Free Crating:
Heavy-duty structural plywood crates preventing shifting and puncture damage.
Internal Bracing:
Steel strapping and blocking fixing belt rolls securely to crate bases.
Documentation Marking:
Exterior labeling detailing coil dimensions, net weight, gross weight, and handling instructions.
Frequently Asked Questions
Q: What factors determine maximum belt temperature?
A: Alloy chemical composition, specifically chromium and nickel content, dictates oxidation resistance under sustained thermal loads.
Q: How can belt elongation be minimized?
A: Selecting appropriate wire diameters for the load and operating within calculated tension limits prevents plastic deformation.
Q: Are special sprockets required?
A: Yes, driving belts directly with matched-pitch metal sprockets is necessary to ensure positive engagement.
Q: What edge finish is recommended for high-wear sliding?
A: Welded loop or reinforced edge configurations provide maximum lateral stability against stationary guide walls.
Q: How is belt width measured?
A: Width is measured from outer extremity to outer extremity of the transverse rods, including formed edge loops.
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