Working with the right plastic bag manufacturer helps you secure a stable packaging supply while keeping sourcing costs under control. By partnering directly with manufacturers, you can reduce unit costs by 15–35%, shorten production and delivery lead times, and maintain consistent material quality across orders.
This article introduces 5 plastic bag manufacturers in Durban that support a wide range of bag types and production volumes. These suppliers can help you identify cost-effective packaging solutions aligned with your application requirements, order quantities, and budget goals.
At the end of the list, you will also find practical sourcing insights to help you evaluate supplier capabilities, avoid common cost risks, and build long-term manufacturing partnerships that support sustainable business growth.
1. Verigreen (Pty) Ltd
Verigreen is a Durban-based plastic bag manufacturer operating from Pinetown, supplying household and food service markets across KwaZulu-Natal and beyond. The company produces a well-established range of consumer plastic products including refuse bags (indoor and outdoor), freezer bags, sandwich bags, and cling wrap, serving both branded and private-label customers. Its positioning is strongly aligned with high-volume, repeat-order retail and food service distribution.
From a reliability perspective, Verigreen’s strength lies in product standardisation and market focus rather than publicised capacity metrics. The company’s clearly defined household and food-service portfolio supports consistent production scheduling and stable lead times, which are critical for retail and wholesale buyers requiring dependable replenishment rather than bespoke or highly technical specifications.
Company Snapshot
- Founded: Not publicly disclosed
- Annual Production: Not publicly disclosed
- Expertise: Household plastic bags, food service bags, private-label supply
- Strengths: Focused product range, stable consumer markets, Durban Metro manufacturing base
- Certifications: Not publicly disclosed
Contact Information
- Website: https://www.verigreen.co.za
- Phone: +27 31 700 1005
- Email: sales@verigreen.co.za
- Address: 37 Gillitts Road, Pinetown, KwaZulu-Natal 3600, South Africa
2. Constantia Afripack
Constantia Afripack operates from Mobeni, Durban as part of the Constantia Flexibles Group, one of the world’s largest flexible packaging manufacturers. The Mobeni facility forms part of the group’s industrial and sack manufacturing operations and benefits directly from multinational governance, group-level quality systems, and global procurement frameworks. This positioning makes the operation particularly suitable for customers requiring supplier continuity, audit readiness, and compliance with international FMCG standards.
A key differentiator for Constantia Afripack is its extensive certification profile, which underpins its reliability for institutional and multinational clients. The Mobeni sacks operation is certified to ISO 9001, ISO 45001, ISO 14001, FSC Chain of Custody, and SMETA standards, providing strong assurance around quality management, environmental compliance, occupational safety, and ethical sourcing.
Company Snapshot
- Founded: Not publicly disclosed (site-specific)
- Annual Production: Not publicly disclosed
- Expertise: Industrial sacks and flexible packaging within a multinational group structure
- Strengths: Group-backed operational stability, audit readiness, high compliance standards
- Certifications: ISO 9001, ISO 45001, ISO 14001, FSC CoC, SMETA
Contact Information
- Website: https://www.cflex.com
- Phone: +27 31 452 1300
- Email: info@afripack.cflex.com
- Address: 75 Richard Carte Road, Mobeni, Durban 4092, South Africa
3. Tropic Plastic & Packaging Industry (Pty) Ltd
Tropic Plastic & Packaging Industry is a long-established plastic packaging manufacturer based in Jacobs, Durban. The company operates across the full flexible packaging production chain, including film extrusion, printing, bag making, and lamination. This vertically integrated setup enables tighter process control and shorter turnaround times compared to manufacturers that outsource conversion or printing stages.
The company’s primary reliability indicator is its longevity. Corporate registration records show that Tropic Plastic was incorporated in 1969, indicating more than five decades of continuous operation in the Durban manufacturing sector. This extended operating history suggests sustained customer demand, entrenched supplier relationships, and resilience across multiple industry cycles.
Company Snapshot
- Founded: 1969
- Annual Production: Not publicly disclosed
- Expertise: Extrusion, printing, bag making, lamination
- Strengths: Vertically integrated production, long operational history, Durban-based manufacturing
- Certifications: Not publicly disclosed
Contact Information
- Website: https://www.tropicplastic.co.za
- Phone: +27 31 468 1534
- Email: info@tropicplastic.co.za
- Address: 340 Chamberlain Road, Jacobs, Durban 4052, South Africa
4. ITB Flexible Packaging Solutions
ITB Flexible Packaging Solutions is a large-scale flexible packaging and plastic bag manufacturer based in Isithebe, KwaZulu-Natal, supplying customers across the Durban region and nationally. The company produces a wide range of plastic packaging products including retail carrier bags, security bags, food packaging, heavy-duty industrial sacks, and customised printed bags for FMCG and industrial clients.
A key indicator of ITB’s operational scale is its manufacturing footprint. The Isithebe facility spans more than 22,000 square metres and maintains substantial raw material storage capacity, allowing the company to support high-volume production with consistent supply and short lead times. This infrastructure, combined with national distribution capability, positions ITB as a dependable supplier for large and recurring orders.
Company Snapshot
- Founded: 1985
- Annual Production: Not publicly disclosed
- Expertise: Retail bags, security bags, food packaging, heavy-duty sacks, carrier bags
- Strengths: Large manufacturing footprint, strong raw material capacity, national supply reach
- Certifications: FSSC 22000
Contact Information
- Website: www.itbplastics.com
- Phone: +27 32 459 2590
- Email: info@itbplastics.com
- Address: 8 Red Street, Isithebe Industrial Estate, KwaZulu-Natal 4490, South Africa
5. Flowe-Pac (Pty) Ltd
Flowe-Pac is a KwaZulu-Natal–based flexible packaging manufacturer supplying customers throughout the Durban region, with a focus on reliable regional distribution and responsive service. The company manufactures a range of plastic packaging products using blown film extrusion and related conversion processes, supporting both standard and customised packaging requirements.
From a reliability standpoint, Flowe-Pac distinguishes itself through food-safety and quality compliance. The company operates under an established ISO 9001 quality management system and achieved FSSC 22000 certification in 2024, making it a suitable supplier for food-contact and hygiene-sensitive packaging applications. An in-house transport fleet further strengthens its ability to meet delivery commitments.
Company Snapshot
- Founded: 2000
- Annual Production: Not publicly disclosed
- Expertise: Blown film extrusion, flexible plastic packaging, custom bag solutions
- Strengths: Food-safety certification, in-house logistics, strong regional coverage
- Certifications: ISO 9001:2015, FSSC 22000
Contact Information
- Website: www.flowepac.co.za
- Phone: +27 33 386 3346
- Email: enquiry@flowepac.co.za
- Address: 32 Halsted Road, Mkondeni, Pietermaritzburg 3201, South Africa
Final Thoughts
The plastic bag manufacturers in Durban listed above offer reliable product quality, competitive lead times, and clear communication, making them a strong option for businesses focused on cost control, supply continuity, and meeting standard packaging requirements. They are particularly well suited for small to medium production volumes that require consistent material specifications across batches.
When your order volumes exceed 10,000 pcs, sourcing from other cost-competitive manufacturing countries can significantly improve your overall cost structure. By manufacturing in countries such as Vietnam, you can typically achieve 17–45% cost savings, supported by direct access to plastic resin and raw material suppliers, competitive production costs, and well-established export infrastructure. This approach helps reduce unit costs while maintaining stable quality and dependable delivery performance.
K-Packings supplies plastic bags to customers in more than 30 countries, supporting high-volume programs with consistent quality control and lead times of 15–25 days. This makes alternative-country sourcing a practical option if you are cost-sensitive, planning to scale production, or looking to diversify your supply base to protect pricing stability as your business grows.
Get Free Plastic Bag Samples for Your Business Today
Before placing a bulk order, you can request free plastic bag samples to confirm that material strength, thickness consistency, and sealing performance meet your application requirements.
Factory visits are also available, and during these visits you can review products that have been manufactured in cooperation with well-known partners such as Costco, Tony’s Fresh Market, Savers, and Harbor Freight. This hands-on verification helps further reduce sourcing risk and gives you greater confidence before moving into large-scale production.
Contact K-Packings
WhatsApp / Phone: (+84) 855 555 751
Email: info@k-packings.com | sale@k-packings.com
Addresses:
USA: 7319 N. Loop 1604 E, San Antonio, TX 78233, United States
Angola: Av. Pedro de Castro Van-Dúnem Loy, Luanda, Angola
Vietnam: 169 Nguyen Ngoc Vu Street, Cau Giay District, Hanoi
