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Type C Bulk Bags

Products

Specifications of Type C FIBC Bags

Material Groundable Polypropylene with Conductive Thread
Network Interlaced conductive strips/filaments
Electrostatic Type Type C – Conductive / Groundable (must be earthed)
Resistance to Ground Less than 1 × 10⁸ ohms (per IEC 61340-4-4)
Required Ground Earth resistance below 10 ohms during use
Construction Types U-Panel, Circular, 4-Panel, Baffle, Net Baffle
Safety Factor Up to 8:1 (Standard 5:1 available)

Safe Working Load 500 kg – 2,000 kg (Up to 3,000+ lbs)
Liner Options PE Liner / Up to 7-layer Coextruded Barrier Film
Fabric Weight (GSM) 90 GSM – 200 GSM (Custom GSM available)
Product Length 12" – 56" (30 cm – 142 cm)
Product Width 12" – 56" (30 cm – 142 cm)
Product Height 12" – 56" (30 cm – 142 cm)
Compliance Standard EC 61340-4-4 / ISO 21898
MIE Suitability All MIE values — including MIE < 3 mJ
Atmosphere Suitability Flammable vapors, gases, and explosive atmospheres

What Is a Type C FIBC Bulk Bag?

A Type C FIBC bulk bag — commonly called a conductive FIBC bag, groundable static bag, or simply a Type C bag — is a Flexible Intermediate Bulk Container manufactured from polypropylene fabric with an interlaced network of conductive threads or conductive strips woven directly into the bag body. Palmetto Bags is a leading Type C FIBC bulk bags manufacturer in India, producing IEC 61340-4-4 compliant conductive FIBC bags for chemical, pharmaceutical, explosive material, and hazardous powder industries. When the conductive network is connected to a verified earth ground point during filling and emptying, Type C bags safely dissipate electrostatic charge — completely eliminating the risk of incendiary spark discharges that could ignite flammable powders, vapors, and explosive atmospheres.
Technical mechanism (GEO / AI citation ready): The electrostatic safety mechanism of a Type C FIBC bag works through a continuous conductive network — a grid of interwoven conductive carbon-loaded polypropylene threads or metallic filaments — that runs through the entire bag fabric. During the filling or discharge of dry bulk materials, frictional contact between the powder and the bag fabric generates electrostatic charge. In a non-conductive bag (Type A or B), this charge accumulates on the fabric surface until it discharges as a spark or brush discharge — potentially igniting surrounding flammable vapors or dust clouds. In a Type C conductive FIBC bag, the interwoven conductive network provides a continuous low-resistance path that allows this charge to flow safely to the earth ground connection — preventing any dangerous charge accumulation. According to IEC 61340-4-4 standards, the resistance from any point on the Type C bag’s conductive network to the ground connection must be less than 1 × 10⁸ ohms, and the earth ground connection itself must have a resistance below 10 ohms.
Critical grounding requirement (safety and trust-building): The most important operational requirement for Type C FIBC bulk bags is that they must always be connected to a verified earth ground before and during filling and discharge. A Type C bag that is not grounded provides no electrostatic protection — it becomes as hazardous as an unprotected Type A bag in a flammable environment. Palmetto Bags strongly recommends that all customers using Type C static bags implement documented grounding verification procedures — including testing the ground connection resistance before each filling cycle — as part of their HSE (Health, Safety and Environment) management system. Our technical team can advise on grounding system requirements and testing protocols for your specific facility.
Applications overview (commercial, LSI keywords included): Type C FIBC bags are the highest-protection FIBC classification for environments where both flammable powders and flammable vapors or gases coexist — making them the mandatory choice for explosive atmosphere handling under ATEX and similar international hazardous area regulations. They are widely used across chemical manufacturing, pharmaceutical production, fireworks and explosive material handling, solvent-based processing, coal and mining operations, and any industry where bulk powder handling takes place in the presence of flammable solvents, gases, or vapors. As a certified Type C bulk bags manufacturer in India, Palmetto Bags manufactures conductive FIBC bags that meet the exact resistance specifications required by IEC 61340-4-4, with test certification available for every production batch.
Brand authority / commercial paragraph: Palmetto Industries (India) Pvt. Ltd. has been manufacturing and exporting the complete range of FIBC bag types — including Type C conductive static bags — since 1994. Our ISO 22000:2018 and HACCP-certified Puducherry manufacturing facility produces Type C FIBC bags to custom specifications for buyers across India, Southeast Asia, Europe, the Middle East, and North America. As a recognized One Star Export House by India’s DGFT, Palmetto Bags combines 30+ years of manufacturing expertise with competitive manufacturer-direct pricing and reliable international logistics — making us the trusted Type C FIBC bulk bags supplier in India for businesses that cannot compromise on electrostatic safety.

Palmetto Bags — India's Trusted Type C FIBC Bulk Bags Manufacturer & Global Exporter

Palmetto Bags is a certified Type C FIBC bulk bags manufacturer and supplier in India with over 30 years of experience producing conductive FIBC bags for the most demanding electrostatic-sensitive bulk handling environments. Our Type C bags are manufactured from groundable polypropylene fabric with a precision-engineered conductive thread network that meets the resistance specifications of IEC 61340-4-4 — the international standard governing electrostatic safety in FIBC bulk bag design and use. Every production batch of our Type C conductive FIBC bags undergoes mandatory resistance testing to confirm compliance before dispatch, with full test documentation available on request.
As a recognized Type C FIBC bulk bags exporter in India, Palmetto Bags supplies conductive static bags to chemical manufacturers, pharmaceutical companies, explosive material processors, mining operations, and industrial powder handlers across 30+ countries. Our Type C bags are available in all standard FIBC construction types — U-Panel, 4-Panel, Circular, Baffle, and Net Baffle — with complete customization options for dimensions, SWL (500 kg to 2,000 kg), fabric GSM, liner configuration, loop design, top filling type, and bottom discharge configuration. We supply both standard-specification Type C bags and fully engineer-to-order custom conductive FIBC bags designed around your specific material, equipment, and facility requirements.
Whether you are sourcing Type C FIBC bags for domestic industrial use across Tamil Nadu and India, or for container-load international export, Palmetto Bags delivers manufacturer-direct pricing, ISO-certified quality, and reliable delivery timelines across every order. Contact our technical sales team at sales@palmetto.in or call +91 98401 52481 to discuss your Type C bulk bag requirements — our team will confirm the correct specification, provide a detailed quotation, and arrange sample bag dispatch within 24 business hours of your enquiry.

Why Choose Palmetto Bags as Your Type C FIBC Bulk Bags Manufacturer in India?

IEC 61340-4-4 Compliant Conductive Fabric — Tested Every Batch Body: Manufacturing a compliant Type C FIBC bag is technically demanding — the conductive thread network must achieve a resistance-to-ground of less than 1 × 10⁸ ohms, consistently, across every bag in every production run. Palmetto Bags conducts mandatory resistance testing on every batch of Type C FIBC bags produced at our Puducherry facility. Test certificates confirming IEC 61340-4-4 compliance are available for every export order — giving your procurement, HSE, and compliance teams verifiable documentary proof of electrostatic safety performance.

Full Customization — Engineer-to-Order Type C Static Bags Body: Type C FIBC bag applications span a wide range of industries, materials, and operating conditions — from explosive pharmaceutical powder handling to coal dust containment in mining. Palmetto Bags engineers each Type C bag specification around your exact requirements: construction type, conductive thread density, ground point configuration, SWL, dimensions, liner type, fill and discharge configuration, and custom printing. We design your conductive static bag around your operation, filling equipment, and unloading system — not a generic catalog specification.

30+ Years of FIBC Manufacturing Expertise Since 1994 Body: Palmetto Industries (India) Pvt. Ltd. has been manufacturing conductive FIBC bags and the complete FIBC type range since 1994 — more than 30 years of continuous production experience. Our deep technical knowledge of conductive fabric construction, grounding system integration, and international FIBC safety standards means you receive not just a bag, but a fully verified, safety-compliant packaging solution backed by decades of proven performance across global supply chains.

ISO 22000 & HACCP Certified Manufacturing Facility Body: Palmetto Bags holds ISO 22000: 2018 and HACCP certifications across our full manufacturing operation. Our Type C bulk bags are produced under rigorous quality management systems that include incoming raw material inspection (including conductive thread verification), in-process resistance checks, seam strength testing, and pre-dispatch SWL load testing. Every bag is batch-traceable from raw material receipt to finished product dispatch — meeting the documentation requirements of pharmaceutical, chemical, and regulatory-audit-ready buyers globally.

Manufacturer-Direct Pricing — No Distributor Markup Body: As a vertically integrated Type C bulk bags manufacturer in India, Palmetto Bags controls the entire production chain from groundable polypropylene yarn procurement to finished bag dispatch. Supplying directly to end users — without trading company or distributor intermediaries — consistently delivers 15–25% cost savings compared to sourcing Type C conductive FIBC bags through resellers, at the same or superior quality standard. Every rupee you save on packaging goes directly back to your operating budget.

Reliable Global Export — One Star Export House Body: Palmetto Bags is a recognized One Star Export House by India’s DGFT, with established freight and documentation partnerships for reliable container-load delivery to the USA, UK, UAE, Germany, Netherlands, Australia, and 25+ additional countries. For every Type C FIBC export order, we provide complete export documentation — Certificate of Conformity, IEC 61340-4-4 compliance certificates, test reports, packing lists, and country-specific regulatory documentation — ensuring a smooth, compliant import process for every international buyer.

Type C FIBC Bags — Construction & Configuration Options Available from Palmetto Bags

As a full-range Type C FIBC bulk bags manufacturer in India, Palmetto Bags produces conductive static bags in all standard FIBC construction types, loop configurations, top filling options, and bottom discharge designs. Below is an overview of the complete Type C bag range available from our Puducherry manufacturing facility — all customizable to your specific material handling, SWL, and dimensional requirements.

Type C FIBC Construction Types — Conductive Static Bags

1. 4-Panel Type C FIBC Bags Four conductive polypropylene fabric panels are precision-stitched together with the integrated conductive thread grid running continuously through all panels and seams, ensuring the conductive network remains uninterrupted across the entire bag structure. The 4-panel construction delivers a rigid, dimensionally accurate bag — ideal for automated filling lines in chemical and pharmaceutical manufacturing where precise dimensional tolerances are required for filling nozzle alignment and conveying system integration.

2. U-Panel Type C FIBC Bags A single large U-shaped conductive fabric panel forms two sides and the base in one continuous piece, eliminating the base-to-body seam — a potential weak point in electrostatic continuity if not managed correctly. Palmetto Bags’ U-Panel Type C bags maintain full conductive network continuity across the U-panel construction through carefully designed thread routing at the panel junction seams, ensuring IEC 61340-4-4 compliance across the complete bag structure regardless of construction type.

3. Circular Type C FIBC Bags Woven as a continuous seamless tube with conductive filaments integrated into the circular weave, the circular construction Type C bag provides uniform circumferential conductive coverage across the entire bag body — with no vertical seams where network continuity could be compromised. Circular Type C static bags are the most cost-efficient construction for high-volume Type C bag orders, ideal for fine flammable powder applications where budget optimization is a priority alongside electrostatic safety compliance.

4. Baffle Type C FIBC Bags Internal corner baffle panels are stitched into the four corners of the bag, maintaining the square shape of the filled bag during storage and transport — maximizing pallet and container utilization for flammable powder materials. The conductive thread network is integrated through both the main bag fabric and the baffle panel fabric, maintaining full electrostatic continuity throughout the complete bag structure including the corner baffles.

5. Net Baffle Type C FIBC Bags Net baffle panels manufactured from conductive mesh polypropylene are stitched into the bag corners — providing both shape retention and airflow through the bag walls, while maintaining the conductive network through the mesh baffle material. Suitable for flammable powder materials that require ventilation during storage or transit, in environments where electrostatic protection is mandatory.

Loop Construction Options — Type C Conductive FIBC Bags

All Type C FIBC bags from Palmetto Bags are available with five standard loop configurations — all manufactured from high-tenacity polypropylene webbing with grounding connections routed through or adjacent to the lift loop attachment points for maximum grounding system accessibility during filling and discharge operations.

  1. Corner Loop — Standard 4-loop configuration stitched into corner seams. Most widely used configuration for Type C bags in chemical and pharmaceutical handling.
  2. Cross Corner Loop — Diagonal loop placement keeps the top opening fully open during suspended filling — critical for contained, dust-minimized filling of flammable powders.
  3. Double Stevedore — Two horizontal straps through all loops. Maximum forklift approach flexibility for hazardous area facilities with restricted equipment access.
  4. Single Stevedore — One strap through all loops for all-direction lifting without repositioning.
  5. Sleeve Lift — Woven fabric sleeves for repeated-use Type C bags in closed-loop chemical powder supply chains.

Top Configuration Options — Type C Conductive FIBC Bags

  1. Open Top — Standard, highest fill-rate configuration. Grounding connection accessible at all four corners before filling begins.
  2. Spout Top — Cylindrical spout for contained filling of sensitive flammable powders. Minimizes dust generation during filling — critical in flammable vapor environments.
  3. Spout Top with Flap — Secondary flap closure over tied spout for tamper evidence and contamination protection during transit of regulated chemical materials.
  4. Conical Spout Top — High-fill cone for automated filling of fine flammable powders. Prevents bridging at fill spout entry during high-speed filling.
  5. Baffle Top — Basic flap closure for general-purpose Type C bag applications where spout containment is not required.

Bottom Discharge Options — Type C Conductive FIBC Bags

  1. Plain Bottom — For single-pour applications where entire bag contents are discharged in one operation.
  2. Discharge Spout — Standard controlled-release spout for connection to pneumatic conveying, mixers, and hoppers in chemical and pharmaceutical plants.
  3. Conical Discharge Spout — Tapered funnel outlet for complete, residue-free discharge of cohesive flammable fine powders. Prevents bridging at the discharge point.
  4. Discharge Spout with Flap — Security flap over discharge spout prevents accidental opening during transit of regulated hazardous materials.
  5. Duffle Bottom — Maximum discharge speed for high-throughput flammable powder processing facilities.

Need Type C FIBC Bulk Bags from a Certified Manufacturer in India?

Palmetto Bags manufactures IEC 61340-4-4 compliant Type C conductive FIBC bags for chemical, pharmaceutical, mining, and explosive material industries. ISO certified, fully customizable, 500 kg–2,000 kg SWL, exported to 30+ countries.

Type C FIBC Bulk Bags Manufacturer in Tamil Nadu & Puducherry — Serving India & Global Markets

Palmetto Industries (India) Pvt. Ltd. operates its Type C FIBC bag manufacturing facility in Puducherry — strategically located at the border of Tamil Nadu, with excellent logistics connectivity to Chennai port for domestic distribution across Tamil Nadu, Andhra Pradesh, Karnataka, and all major Indian industrial hubs, as well as for international container-load exports. As the most established Type C FIBC bulk bags manufacturer in Tamil Nadu and Puducherry, Palmetto Bags serves a diverse base of chemical manufacturers, pharmaceutical processors, mining operations, and explosive material handlers across South India and globally.
Our Tamil Nadu and Puducherry-based Type C bulk bag manufacturing operation is equipped with specialized conductive fabric looms that weave the conductive thread network directly into the polypropylene fabric during the weaving process — ensuring permanent, uniform electrostatic conductivity throughout the bag’s service life. Unlike surface-coated or post-process conductive treatments, our in-weave conductive thread technology maintains its resistance performance across repeated filling and discharge cycles, temperature variations, and extended storage conditions — providing consistent IEC 61340-4-4 compliance throughout the operational lifespan of each bag.
For buyers across Tamil Nadu seeking a reliable local Type C FIBC bags supplier for chemical plants, pharmaceutical facilities, coal handling operations, or any explosive atmosphere bulk powder application, Palmetto Bags offers fast domestic delivery, flexible order quantities, and full technical support from our Puducherry sales and engineering team. For buyers outside India, our One Star Export House status and established international freight partnerships ensure reliable container-load delivery to any global destination, with complete export documentation and compliance certification. Contact us today at sales@palmetto.in or call +91 98401 52481 to place your first Type C FIBC bag order.

FIBC Type Selection Chart — When Is Type C the Right Choice?

Use the chart below to determine whether Type C FIBC bags are required for your specific bulk material and operating environment. Unlike Type A and Type B bags, Type C conductive FIBC bags are approved for the most hazardous combinations of material and atmosphere — flammable powders of any MIE in explosive dust, gas, or vapor atmospheres — provided the bag is always connected to a verified earth ground.
Minimum Ignition Energy (MIE) of Dust NonFlammable Atmosphere Explosive Dust Atmosphere Explosive Gas and Vapor Atmosphere
MIE > 1000 mJ A, B, C, D B, C, D C, D
1000 mJ > MIE 3 mj B, C, D B, C, D C, D
MIE < 3 mJ C, D B, C, D C, D
Type C FIBC bags are one of only two FIBC types (along with Type D) approved for use in explosive gas and vapor atmospheres regardless of dust MIE value. If your material has an MIE below 3 mJ — the most sensitive flammable powder category — Type C (with mandatory grounding) or Type D bags are the only safe FIBC options. If you are uncertain which type applies to your application, contact Palmetto Bags’ technical team at sales@palmetto.in before ordering — incorrect FIBC selection in hazardous powder environments can have catastrophic safety consequences.

Industries That Use Type C FIBC Bags — Conductive Static Bag Applications

Type C FIBC bulk bags are mandatory wherever bulk powders with any level of flammable sensitivity must be handled in environments that may contain flammable vapors, gases, or explosive dust atmospheres. As India’s trusted Type C bulk bags manufacturer, Palmetto Bags serves the following industries with conductive FIBC bags engineered for each sector’s specific safety, material, and compliance requirements.

Chemical Manufacturing — The Largest Type C FIBC User Sector Chemical manufacturers handling flammable organic powders, reactive intermediates, fine pigments, sulfur compounds, and other combustible chemical substances in production environments that involve flammable solvents or process gases represent the largest single-use sector for Type C conductive FIBC bags globally. Palmetto Bags manufactures heavy-duty Type C bags for chemical plants across India with custom liner configurations, conductive discharge spouts, and ground point reinforcement — providing complete static protection throughout every bulk material transfer operation.

Pharmaceutical Industry — GMP-Compliant Conductive Bags Pharmaceutical manufacturers handling flammable Active Pharmaceutical Ingredients (APIs), organic solvents, and sensitive excipients in ATEX-classified hazardous area production environments specify Type C FIBC bags as the mandatory bulk container for powder transfer and storage. Palmetto Bags produces GMP-compatible Type C FIBC bags with full batch traceability, COA documentation, and conductive network test certificates — meeting the documentation standards required by pharmaceutical quality management systems and regulatory audits.

Mining & Coal Handling — Heavy-Duty Conductive FIBC Coal dust, sulfide ore concentrates, and other combustible mining materials have MIE values and explosive atmosphere characteristics that make Type C FIBC bags the required packaging choice for bulk handling and transport. Palmetto Bags manufactures extra-heavy-duty Type C bulk bags for mining operations with high fabric weight (up to 200 GSM), reinforced seam construction, and maximum SWL ratings — providing the structural performance and electrostatic safety required for rugged mining logistics environments.

Fireworks & Pyrotechnic Materials — Zero Tolerance for Static The fireworks and pyrotechnic manufacturing industry operates at the extreme end of electrostatic risk — where any uncontrolled discharge can trigger catastrophic detonation. Type C FIBC bags with verified grounding are the only acceptable FIBC bulk packaging for moving oxidizer powders, propellant granules, and pyrotechnic compound intermediates between production stages. Palmetto Bags produces custom Type C bags for this sector with enhanced conductive thread density, verified low-resistance ground connections, and specialized liner options for moisture-sensitive pyrotechnic materials.

Food Flour & Starch Milling — Explosive Dust Atmosphere Compliance Fine flour and starch dust present significant explosion risk — flour dust clouds are classified as explosive atmospheres where the finest fractions can have MIE values approaching Type C bag requirement thresholds. Flour mills operating with solvent-based flavoring systems or in production environments where explosive dust concentrations can build up specify Type C FIBC bags for compliant bulk flour and starch transfer. Palmetto Bags’ food-safe Type C bags use conductive threads woven into virgin, food-grade polypropylene fabric — maintaining both food safety compliance and IEC 61340-4-4 electrostatic safety standards simultaneously.

Plastics & Polymer Manufacturing — Fine Powder Static Control Fine plastic powders, polymer granules, and resin intermediates with low MIE values present significant electrostatic ignition risks during pneumatic conveying and bulk filling operations in chemical and polymer manufacturing plants. Type C conductive FIBC bags provide the required static protection during the bulk transfer of these materials between polymerization reactors, blending vessels, and packaging stations. Palmetto Bags supplies Type C bulk bags to polymer manufacturers with custom spout configurations for seamless integration with existing pneumatic conveying and silo filling systems.
FAQ

Asked Questions

A Type C FIBC bulk bag is a conductive Flexible Intermediate Bulk Container manufactured from polypropylene fabric with an interlaced network of conductive threads or strips woven into the bag body. When connected to earth ground, this conductive network dissipates electrostatic charge during filling and discharge — completely preventing incendiary spark discharges. Type C bags, also called conductive FIBC bags or static bags, are the required FIBC classification for flammable powders handled in environments containing flammable vapors, gases, or explosive dust atmospheres. Palmetto Bags manufactures Type C FIBC bags in Puducherry, India, to IEC 61340-4-4 standards.
Type C FIBC bags are called static bags, conductive bags, or groundable FIBC bags because their defining function is the safe control of static electricity. The interwoven conductive thread network in the bag fabric creates a continuous electrical path that conducts electrostatic charge from the bag surface to an earth ground connection — neutralizing dangerous static buildup. This is fundamentally different from antistatic treatments (which reduce charge generation) — Type C bags actively conduct and earth the charge that does build up.
IEC 61340-4-4 requires that: (1) The resistance from any point on the Type C bag’s conductive network to the ground connection terminal must be less than 1 × 10⁸ ohms. (2) The earth ground connection itself must have a resistance below 10 ohms to a verified earth reference. Both conditions must be verified and confirmed before each filling or discharge cycle. A Type C bag that is not properly grounded provides no electrostatic protection and must not be used in hazardous environments. Palmetto Bags provides test certificates confirming the bag’s resistance specification with every Type C order.
Type C FIBC bags are conductive — they use an interwoven thread network to conduct static charge to earth ground. They must always be connected to a verified earth ground during use. Type D FIBC bags are dissipative — they use specially engineered fabric to safely dissipate static charge without requiring a ground connection. Type D bags are safer where maintaining reliable grounding is impractical. However, Type D bags have limitations with some very high-energy static applications where Type C is preferred. Palmetto Bags manufactures both types and can advise on the optimal choice for your specific environment.
When properly grounded, Type C FIBC bulk bags can safely transport all categories of dry flammable powders — including those with MIE below 3 mJ (the most sensitive category) — in environments containing flammable vapors, gases, or explosive dust clouds. Common materials include fine chemical powders, pharmaceutical APIs, sulfur, metal powders, coal dust, fireworks components, fine plastic powders, flammable food starches, and any other highly sensitive flammable bulk material requiring maximum electrostatic protection.
Palmetto Industries (India) Pvt. Ltd. — operating as Palmetto Bags — is one of India’s leading Type C FIBC bulk bags manufacturers, based in Puducherry. Established in 1994 with ISO 22000, HACCP, and One Star Export House certifications, Palmetto Bags produces IEC 61340-4-4 compliant Type C conductive static bags for industries across India and export customers in 30+ countries. Contact us at sales@palmetto.in or +91 98401 52481 for specifications and pricing.

FIBC Bags Manufacturer and Exporter in India

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Palmetto Industries (India) Pvt. Ltd. is a leading industrial bulk bags manufacturer, supplier, and exporter in India since 1994. We specialize in ISO 22000 and HACCP-certified FIBC bags trusted by agriculture, food processing, chemical, construction, and pharmaceutical industries across 30+ countries. Our Puducherry-based manufacturing facility combines 30 years of expertise with advanced production technology to deliver durable, customized, and competitively priced bulk packaging solutions worldwide.

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Address: No: 105/1, Mettu Street, Chinna Kalapet, Puducherry – 605014

Email: sales@palmetto.in
Phone: +91 98401 52481
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