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Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Specifications
Payment Terms :
T/T
Features :
Seamless Shockproof Waterproof Rotomolded Shell, Food Safe Anti-Corrosion LLDPE Material, Thick Foam Long-Duration Constant Temperature Insulation, Tight Silicone Sealing With Stainless Steel Latches, Large Unobstructed 31L Inner Cavity Without Dividers, C
Model Number :
SUN-ROTO-COOLER31
Price :
Advisory Service
Product Name :
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Delivery Time :
45 working days
Custom Service :
OEM Customization Of Box Exterior Color, Surface Silk-Screen Logo And Outer Anti-Slip Rib Layout; Adjust Overall Box Dimension And Insulation Thickness According To Central Kitchen Catering Transport Drawings
Waterproof Shockproof Advantage :
One-piece seamless rotomolded shell, no soup or seawater leakage during repeated central kitchen turnover
Application :
Custom 31L Food Grade Insulated Cooler Box For Central Kitchen Food Delivery, Shockproof Large Capacity Rotomolded Thermal Cooler Box Without Inner Dividers For Seafood Cold Chain Transport, Leakproof Long-Time Heat Preservation Box For Mass Cooked Food De
Certification :
CE/ISO9001
Brand :
SUNMORE
Applicable Venues :
Central Kitchen Mass Catering Distribution, Chain Restaurant Long-Distance Food Delivery, Seafood Wholesale Cold Chain Transport, Aquatic Market Fresh Temporary Storage, Outdoor Large Batch Fresh Food Preservation
Place of Origin :
China Jiangsu
Brand Name :
SunMore
Craft :
One-Step Seamless Rotational Molding, Integral Interlayer PU Foam Filling, Hardware Fitting Assembly, Surface Matte Anti-Slip Treatment
Description
Custom 31L Food Grade Insulated Cooler Box
One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Product Overview
This 31L large-capacity commercial thermal turnover container is manufactured via integral rotational molding process using thick food-contact LLDPE raw material to form a seamless outer shell. Filled with full high-density PU foam thermal insulation interlayer and matched with sturdy stainless steel spring latches and full-circle food-grade silicone sealing gaskets, this model offers a full open unobstructed inner cavity for bulk cooked meals and fresh ingredients storage.
The 31L large-volume insulated cooler box is widely suitable for central kitchen mass food distribution, chain restaurant long-distance catering delivery, seafood wholesale cold chain transport, aquatic market fresh temporary storage and outdoor bulk food fresh-keeping. We supply full OEM customization service, supporting custom box exterior color, surface silk-screen logo and external anti-slip convex rib layout.
Key Features & Benefits
  • One-Piece Seamless Rotomolded Outer Shell: Shockproof & 100% waterproof leak-proof construction resists severe bumping and collision during central kitchen repeated turnover.
  • Food-Grade Thickened LLDPE Raw Material: Non-toxic, anti-corrosion material that resists erosion of fruit acid, food sauce and seawater, meeting commercial catering hygiene standards.
  • Full PU Foam Filled Interlayer: Provides stable long-time thermal insulation, keeping hot food warm or seafood cold for 8-12 hours continuously under normal ambient temperature.
  • Heavy-Duty Stainless Steel Spring Latches: Combined with full surround silicone sealing strip for tight closure, reducing temperature loss and improving overall thermal insulation effect.
  • 31L Large Open Inner Cavity: Spacious empty inner space without internal partitions, no storage space restriction for bulk central kitchen meals with multi-scenario customization options.
Product Specifications
Raw Material Food grade thickened modified LLDPE polyethylene, high-density PU foam insulation layer, stainless steel spring latches, food-grade silicone sealing rubber strips
Production Craft One-step seamless rotational molding, integral interlayer PU foam filling, hardware fitting assembly, surface matte anti-slip treatment
Standard Structure 31L integral rotomolded cooler box body, closed PU foam thermal insulation interlayer, double stainless steel spring lock latches, full-circle silicone sealing gasket, anti-slip bottom convex ribs, no built-in inner dividers
Applicable Scenarios Central kitchen mass catering distribution, chain restaurant long-distance food delivery, seafood wholesale cold chain transport, aquatic market fresh temporary storage, outdoor large batch fresh food preservation
Custom Service OEM customization of box exterior color, surface silk-screen logo and outer anti-slip rib layout; adjust overall box dimension and insulation thickness according to central kitchen catering transport drawings
Application Scenarios
  • Central kitchen and chain catering equipment manufacturers
  • Cold chain logistics and seafood wholesale suppliers
  • Restaurant group catering and food distribution merchants
  • Outdoor catering and fresh food wholesale vendors
Frequently Asked Questions
Can the box color and printed logo of this 31L insulated cooler box be customized?
Full OEM customization is supported. We adjust box appearance color and silk-screen logo strictly based on customer central kitchen usage drawings. This model is designed without built-in inner dividers.
How long can this rotomolded cooler box keep constant temperature for central kitchen hot meals?
Under normal indoor temperature, it can maintain stable heat preservation for cooked food and cold preservation for seafood for 8-12 hours; matching ice packs can further extend constant temperature time.
Is the LLDPE material safe for direct contact with catering food and seafood?
Yes, the raw material obtains food contact safety certification, non-toxic and odorless, resistant to seawater and fruit acid corrosion, safe for central kitchen food and seafood storage.
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Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery

Ask Latest Price
Product Detail
Payment Terms :
T/T
Features :
Seamless Shockproof Waterproof Rotomolded Shell, Food Safe Anti-Corrosion LLDPE Material, Thick Foam Long-Duration Constant Temperature Insulation, Tight Silicone Sealing With Stainless Steel Latches, Large Unobstructed 31L Inner Cavity Without Dividers, C
Model Number :
SUN-ROTO-COOLER31
Price :
Advisory Service
Product Name :
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Delivery Time :
45 working days
Contact Supplier
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery
Custom 31L Food Grade Insulated Cooler Box, One-Piece Seamless Rotomolded Waterproof Box For Central Kitchen Food Delivery

Changzhou SunMore Rotomolding Technology Co., ltd

Verified Supplier
1 Years
jiangsu, changzhou
Since 2026
Business Type :
Manufacturer
Main Products :
Rotomolding Mold, Rotational Molding Mold, Aluminum Rotational Molds
Total Annual :
>20 million
Employee Number :
>30
Certification Level :
Verified Supplier
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