Top 10 Tips for Choosing the Right Corrugated Plastic Supplier


Navigating the world of corrugated plastic suppliers can be a maze. Whether you’re a seasoned pro or new to the industry, finding the right partner is crucial. As the Sales Manager at COROPAK, I’ve seen it all— from the pitfalls to the triumphs. Here are the top 10 tips for choosing the right corrugated plastic supplier to ensure you get the best quality, service, and value for your business.

1. Assess Quality Standards

Quality is king. Always ask potential suppliers about their quality control processes. Do they have certifications like ISO 9001? What are their inspection procedures? At COROPAK, we pride ourselves on rigorous quality checks to ensure our products meet your exact specifications​​.

2. Check for Customization Capabilities

Your business needs are unique, and your supplier should be able to accommodate that. Look for suppliers who offer customization options in terms of size, thickness, color, and additives like UV protection or anti-static properties. At COROPAK, we specialize in tailor-made solutions for every client​​.

3. Evaluate Lead Times and Reliability

Time is money. Ensure your supplier can meet your deadlines consistently. Ask about their production capacity and lead times. A reliable supplier like COROPAK guarantees lead times as short as 7 days per container, thanks to our six high-output extrusion lines​​.

4. Consider Environmental Responsibility

Sustainability is more than a buzzword; it’s a necessity. Check if your supplier follows environmental guidelines and offers recyclable products. COROPAK is committed to environmental responsibility, offering 100% recyclable polypropylene sheets​​​​.

5. Review Their Technical Expertise

Understanding the technical aspects of corrugated plastic is vital. Engage with suppliers who can provide in-depth knowledge and technical support. We at COROPAK offer comprehensive support, from material selection to product development, ensuring you make informed decisions​​.

6. Look at Their Client Portfolio

A supplier’s reputation can often be gauged by their client list. Are they trusted by leading companies in your industry? At COROPAK, our diverse client base spans advertising, construction, logistics, and more, reflecting our capability to meet varied demands​​.

7. Inspect Their Logistics and Distribution Network

Efficient logistics are crucial for timely delivery. Investigate your supplier’s distribution network. Do they have the capacity to deliver globally? COROPAK’s strategic locations ensure fast and reliable shipping to markets including New Zealand, the UK, Australia, the UAE, and the USA​​.

8. Assess Communication and Support

Communication breakdowns can lead to costly mistakes. Choose a supplier with a responsive and proactive support team. Our sales team at COROPAK is available 24/7, ready to provide quotes within 8 working hours and assist you throughout the purchasing process​​.

9. Verify Certifications and Compliance

Ensure your supplier complies with industry standards and certifications. This not only guarantees quality but also builds trust. COROPAK adheres to stringent industry standards and holds various certifications that underscore our commitment to excellence​​.

10. Compare Pricing and Value

Price is important, but it’s not everything. Compare the overall value, including quality, service, and reliability. COROPAK offers competitive pricing without compromising on quality, thanks to our efficient production processes and experienced workforce​​.

Choosing the right corrugated plastic supplier can make a significant difference in your business operations. By following these tips, you can find a partner who not only meets your needs but also helps you thrive in a competitive market. If you’re ready to experience top-notch quality and service, get in touch with us at COROPAK. Let’s build something great together!

Contact Us: No.6 Huaye Road, Dongbang Town, Changshu City, 215534, China
+86 – 512 – 5268 6169

Feel free to reach out if you need more personalized advice or have any specific questions. Together, we can navigate the complex world of corrugated plastic and find the best solutions for your business.

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Technical Data Sheet
Physical Qualifications 
Qualifications Method Unit Polypropylene *
special PP weight ISO 1183gr/cm³0.907
water absorbtion ISO 62%0.02
Thermal Specialities 
Speciality Method  Unit Polypropylene*
Air indexASTM D696mm/m°C0.18
Special temparatureDSCJ/g°C1.68
Thermic inflexion temp. ISO 75°C78
Thermic inflexion temp.ISO 75°C52
vicat softening temp. ISO 306°C148
vicat softening temp.ISO 306°C78
Mechanic Qualifications  - 1
qualifications Method  Unit Polypropylene*
drawing resistance ISO 527MPa38
split point ISO 527%800
stretch index ISO 178MPa1250
impact resistance ISO 180kJ/m²80
Shore hardnessISO 868-66
Mechanic Qualifications  - 2
qualifications Method  Unit Polypropylene*
comparasion of maximum 2,1mm/350grN/cm²Min. 3,7
tension 2,0mm/400grN/cm²Min. 1,4
3,0mm/650grN/cm²Min. 5,5
4,5mm/1000grN/cm²Min. 14,4
Optical Characteristics 
Specialities MethodUnitcorrugated sheet 
light transmissivity 2,0mm/400gr%58
Electrical Characterictics 
qualifications  MethodUnitcorrugated sheet 
surface resistanceASTMD 257ΩCa. 1013
Electric static ( at 1MHz’)ASTMD 150--2,25
Division rate  (at  tg δ 1 MHz )ASTMD 150--‹ 5×10-4
Electric resistance  ( 500 V/sec)ASTMD 149kV/mm70

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+ 86 186 6221 7067

WhatsApp: +86 186 6221 7067

Email: sales@coropak.com

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