autorenew

Bulk Bag Accessories Selection Guide

FIBC Bag Accessories Selection Guide

The accessories of an FIBC bag significantly impact its performance and safety. This article provides a detailed introduction to the functions and selection methods of various FIBC bag accessories.

Main FIBC Bag Accessories

Lifting Loops

Functions:

  • Used for hoisting FIBC bags
  • Bear the weight of the FIBC bag and materials
  • Connect the FIBC bag with hoisting equipment

Types:

TypeMaterialCharacteristicsApplicable Scenarios
Standard Lifting LoopsPPLow cost, moderate strengthGeneral purpose
Reinforced Lifting LoopsPP + FiberHigh strength, durableHeavy-duty materials
Colored Lifting LoopsPP + Color MasterbatchEasy to identifySpecial materials
UV-Resistant Lifting LoopsPP + UV StabilizerAging resistantOutdoor use

Specifications:

SpecificationWidthThicknessSafe Working Load
1-Ton Class30mm2mm1000kg
1.5-Ton Class40mm2.5mm1500kg
2-Ton Class50mm3mm2000kg

Selection Points:

  • Select appropriate specifications based on SWL
  • Consider the usage environment
  • Inspect loop quality
  • Ensure safety factor

Inlet Opening

Functions:

  • Used for material filling
  • Control filling speed
  • Prevent material splashing

Types:

TypeCharacteristicsApplicable Scenarios
Open TypeSimple, easy to fillGeneral materials
Drawstring TypeCan be tightened, prevents scatteringPowder materials
Flanged TypeGood sealing performanceValuable materials
Valve TypeAutomatic sealingFine powders

Specifications:

SpecificationDiameterLengthApplicable Materials
Small30-40cm20-30cmSmall batch filling
Medium40-50cm30-40cmStandard filling
Large50-60cm40-50cmFast filling

Selection Points:

  • Select based on filling equipment
  • Consider material characteristics
  • Ensure sealing performance
  • Convenient operation

Outlet Opening

Functions:

  • Used for material discharge
  • Control discharge speed
  • Prevent material residue

Types:

TypeCharacteristicsApplicable Scenarios
Open TypeFast dischargeGeneral materials
Drawstring TypeFlow controlPowder materials
Valve TypeAdjustable flowFine materials
Composite TypeMulti-functionalSpecial materials

Specifications:

SpecificationDiameterLengthApplicable Materials
Small20-30cm15-25cmSmall flow discharge
Medium30-40cm25-35cmStandard discharge
Large40-50cm35-45cmLarge flow discharge

Selection Points:

  • Select based on discharge equipment
  • Consider material fluidity
  • Ensure complete discharge
  • Convenient operation

Inner Liner

Functions:

  • Protect materials
  • Prevent moisture intrusion
  • Improve sealing performance
  • Isolate harmful substances

Types:

TypeMaterialCharacteristicsApplicable Scenarios
PE LinerPELow cost, good waterproofingGeneral materials
PP LinerPPHigh strength, heat resistantHigh-temperature materials
Aluminum Foil LinerAluminum Foil + PEGood oxygen barrierOxidation-prone materials
Anti-static LinerConductive PEAnti-staticFlammable and explosive materials

Specifications:

SpecificationThicknessApplicable FIBC Bags
Thin Type0.05-0.08mmLight-load FIBC bags
Standard Type0.08-0.12mmStandard FIBC bags
Thick Type0.12-0.15mmHeavy-duty FIBC bags

Selection Points:

  • Select based on material characteristics
  • Consider protection requirements
  • Ensure size matching
  • Check food-grade certification

Labels

Functions:

  • Identify product information
  • Provide usage instructions
  • Display safety information
  • Facilitate traceability

Types:

TypeMaterialCharacteristicsApplicable Scenarios
Paper LabelPaperLow costShort-term use
Plastic LabelPP/PEGood waterproofingOutdoor use
Metal LabelAluminum/Stainless SteelDurableLong-term use
RFID LabelElectronic ChipTraceableHigh-end applications

Content:

  • Product Name
  • Specification Model
  • Safe Working Load
  • Production Date
  • Usage Instructions
  • Safety Warnings

Selection Points:

  • Select based on usage environment
  • Ensure information completeness
  • Easy to identify
  • Comply with regulatory requirements

Accessory Selection Methods

Method 1: Based on FIBC Bag Type

FIBC Bag TypeRecommended Accessories
Standard FIBC BagStandard Lifting Loops, Open Inlet, Open Outlet
Food Grade FIBC BagFood Grade Lifting Loops, Flanged Inlet, Drawstring Outlet, Food Grade Liner
Anti-static FIBC BagAnti-static Lifting Loops, Valve Inlet, Valve Outlet, Anti-static Liner
Heavy Duty FIBC BagReinforced Lifting Loops, Large Inlet, Large Outlet, Thick Liner

Method 2: Based on Material Characteristics

Material CharacteristicsRecommended Accessories
Powder MaterialsDrawstring Inlet, Valve Outlet, Inner Liner
Granular MaterialsOpen Inlet, Open Outlet
Liquid MaterialsValve Inlet, Valve Outlet, Leak-proof Liner
Flammable and Explosive MaterialsAnti-static Lifting Loops, Anti-static Liner
Valuable MaterialsFlanged Inlet, Drawstring Outlet, Sealed Liner

Method 3: Based on Usage Environment

Usage EnvironmentRecommended Accessories
Outdoor UseUV-Resistant Lifting Loops, Plastic Labels
Humid EnvironmentWaterproof Liner, Plastic Labels
High Temperature EnvironmentHeat-resistant Lifting Loops, PP Liner
Low Temperature EnvironmentLow-temperature Resistant Lifting Loops, PE Liner

Accessory Combination Schemes

Standard Scheme

Applicable Scenario: General industrial materials

Accessory Combination:

  • Standard Lifting Loops (1-Ton Class)
  • Open Inlet (40cm)
  • Open Outlet (30cm)
  • Standard PE Liner (0.1mm)
  • Plastic Label

Food Grade Scheme

Applicable Scenario: Food, pharmaceutical materials

Accessory Combination:

  • Food Grade Lifting Loops (1-Ton Class)
  • Flanged Inlet (40cm)
  • Drawstring Outlet (30cm)
  • Food Grade PE Liner (0.1mm)
  • Food Grade Label

Anti-static Scheme

Applicable Scenario: Flammable and explosive materials

Accessory Combination:

  • Anti-static Lifting Loops (1-Ton Class)
  • Valve Inlet (40cm)
  • Valve Outlet (30cm)
  • Anti-static Liner (0.1mm)
  • Anti-static Label

Heavy Duty Scheme

Applicable Scenario: Heavy-duty materials

Accessory Combination:

  • Reinforced Lifting Loops (2-Ton Class)
  • Large Inlet (50cm)
  • Large Outlet (40cm)
  • Thick Liner (0.15mm)
  • Metal Label

Accessory Quality Verification

Lifting Loop Quality Verification

Inspection Items:

  • No damage on appearance
  • Uniform and firm stitching
  • Clear and complete markings
  • Passed tensile test

Test Methods:

  • Visual inspection
  • Hand pull test
  • Professional tensile test

Inlet/Outlet Quality Verification

Inspection Items:

  • Firm stitching
  • Accurate dimensions
  • Good sealing performance
  • Convenient operation

Test Methods:

  • Visual inspection
  • Manual test
  • Sealing test

Liner Quality Verification

Inspection Items:

  • Uniform thickness
  • No damage or holes
  • Good sealing performance
  • Complies with relevant standards

Test Methods:

  • Visual inspection
  • Inflated air test
  • Permeation test

Label Quality Verification

Inspection Items:

  • Complete and clear information
  • Firm adhesion
  • Good environmental resistance
  • Complies with regulatory requirements

Test Methods:

  • Visual inspection
  • Adhesion test
  • Environmental test

Usage Precautions

Lifting Loop Usage Precautions

  • Avoid overloading
  • Avoid damage from sharp objects
  • Regularly inspect wear conditions
  • Correct hoisting method
  • Avoid prolonged sun exposure

Inlet/Outlet Usage Precautions

  • Correct operating method
  • Avoid violent pulling
  • Keep clean
  • Regularly check sealing performance

Liner Usage Precautions

  • Correct installation
  • Avoid puncture by sharp objects
  • Keep clean
  • Check food-grade certification

Label Usage Precautions

  • Keep clearly visible
  • Avoid damage
  • Update information timely
  • Maintain relevant records

Maintenance and Replacement

Maintenance Cycle

AccessoryInspection CycleReplacement Cycle
Lifting LoopsBefore each use6-12 months
Inlet/OutletBefore each use12-24 months
LinerBefore each useOne-time or multiple use
LabelsBefore each useWhen information changes

Replacement Standards

Lifting Loop Replacement Standards:

  • Appearance damaged
  • Stitching loose
  • Severe wear
  • Exceeded service life

Inlet/Outlet Replacement Standards:

  • Stitching thread broken
  • Sealing performance declined
  • Severe wear
  • Cannot operate normally

Liner Replacement Standards:

  • Appearance damaged
  • Sealing performance declined
  • Contamination
  • Exceeded service life

Frequently Asked Questions (FAQ)

Q: What is the safety factor of the lifting loops?

A: The safety factor of lifting loops is generally 6:1, meaning the breaking load is 6 times the safe working load.

Q: How to select the liner thickness?

A: Select based on material characteristics and protection requirements. Generally: light-load materials 0.08–0.1mm, heavy-duty materials 0.12–0.15mm.

Q: Do anti-static FIBC bags require special accessories?

A: Yes, anti-static lifting loops and anti-static liners must be used to ensure overall anti-static performance.

Q: Are there special requirements for food grade FIBC bag accessories?

A: Yes, accessories made of food-grade materials must be used to ensure compliance with food contact material standards.

Conclusion

Correctly selecting and using FIBC bag accessories is a key factor in ensuring safe usage. If you have any questions, please contact our technical team for professional advice!