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Wuhan Century Kingxin Co., Ltd. is a professional manufacturer specializing in disposable paper cup solutions since 2018. Our LeakBlock Reinforced Bottom Seam Paper Cups are engineered with an advanced bottom seam reinforcement technology that eliminates common leakage issues found in standard cups. With an annual export value between US$2.5 million and US$5 million and serving markets across North America, South America, Europe, and Asia, we deliver reliable, high-performance cup products that enhance your brand and customer experience.
These cups feature a unique LeakBlock™ design that reinforces the bottom seam area, providing extra strength and leak resistance even with hot liquids. Made from food-grade paper with a PE coating, they are suitable for both hot and cold beverages. Our cups are ISO9001 certified, ensuring consistent quality and safety standards. Whether you need custom printing to promote your business or bulk packaging for wholesale, our flexible solutions meet your specific requirements.
Key Features & Technical Specifications
- LeakBlock Reinforced Bottom Seam: A patented double-layer seal at the bottom prevents leakage and strengthens the cup structure.
- Premium Food-Grade Materials: Virgin paperboard with a polyethylene (PE) coating ensures safety and durability for hot beverages up to 95°C.
- Customizable Dimensions: Available in 8oz, 12oz, and 16oz capacities; top diameter ranges from 80mm to 90mm, height from 90mm to 115mm (other sizes on request).
- Heat Retention & Insulation: Optional double-wall or ripple-wall designs provide better insulation and a comfortable grip.
- Eco-Friendly Approach: Our paper cups are made from renewable resources and are recyclable in standard paper recycling streams.
- Stackable Design: Smooth sidewalls and consistent seam quality allow easy stacking and dispensing.
| Parameter | Value |
| Material | Food-grade paper (250-350 gsm) + PE coating |
| Capacity Options | 8oz (240ml), 12oz (350ml), 16oz (470ml) |
| Bottom Seam Thickness | Reinforced with double-heat seal (≥0.5mm) |
| Temperature Range | -10°C to 95°C (suitable for hot coffee, tea, soda) |
| Printing Method | Flexographic / Offset (1-6 colors, custom design) |
| Packaging | 1000 cups/carton (bulk) or custom sleeve/box |
Customer Benefits:
- No More Leaks: Our reinforced bottom seam eliminates the #1 complaint of paper cups, reducing mess and improving customer satisfaction.
- Branding Opportunity: Full-color custom printing helps you promote your logo or message effectively.
- Cost Efficiency: Stronger cups mean fewer double-cupping needs and less waste.
- Global Shipping: We ship from Wuhan, Shanghai, Shenzhen, and Ningbo with reliable logistics to worldwide destinations.
Backed by a professional team of 51-100 employees and an overseas office, Wuhan Century Kingxin Co., Ltd. has successfully delivered over 50 million cups to clients in North America, Europe, Southeast Asia, and the Middle East. Our ISO9001 certification ensures that every batch meets strict quality control standards. We have a proven track record of on-time delivery and responsive customer support.
Choose LeakBlock Reinforced Bottom Seam Paper Cups for your next project and experience the difference of superior quality. Contact us today for samples, quotes, or custom specifications. Let us help you serve your beverages with confidence and reliability.
Frequently Asked Questions
1. Are these cups safe for hot beverages like coffee?
Yes, they are made with high-quality PE-coated paper that withstands temperatures up to 95°C, making them ideal for hot coffee, tea, and other hot drinks.
2. How does the LeakBlock reinforced bottom seam prevent leaking?
The bottom seam uses a double-heat sealing process that creates a thicker, stronger bond compared to standard cups. This significantly reduces the risk of leaks caused by pressure or temperature changes.
3. Can I get custom printing on these cups?
Absolutely! We offer flexographic and offset printing in up to 6 colors. You can provide your artwork or logo, and we will produce custom cups that match your brand requirements.
4. What sizes are available?
We standardly produce 8oz, 12oz, and 16oz cups. Other sizes (e.g., 10oz, 20oz) can be made to order for large quantities. Please inquire for details.
5. Are these cups eco-friendly or recyclable?
Our cups are made from renewable paper fibers and are recyclable in facilities that accept paper cups. We also offer options for PLA coating for compostability upon request.
6. What is the minimum order quantity (MOQ)?
For standard white cups, MOQ is 10,000 pieces. For custom printed cups, MOQ is 50,000 pieces. Smaller trial orders may be arranged – please contact our sales team.
7. How do you ensure product quality?
We follow ISO9001 quality management system. Each production batch undergoes leak-testing, dimensional checks, and visual inspection. We also provide quality reports upon request.
8. What are your shipping options?
We ship via sea, air, or express from ports in Wuhan, Shanghai, Shenzhen, and Ningbo. We have experience with FOB, CIF, and DDP terms. Delivery time is typically 20-30 days after order confirmation.
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