Production Process of PLA Cup Lids

• Raw Material Preparation:

PLA resin, derived from renewable sources like corn starch or sugarcane, is used as the primary raw material.
The PLA resin is processed and compounded to achieve the desired properties such as strength, flexibility, and heat resistance.

• Extrusion:

The compounded PLA resin is fed into an extruder, where it is melted under controlled temperature and pressure.
The molten PLA is forced through a die to form a continuous profile in the shape of the cup lid.

• Thermoforming:

The extruded PLA material is then fed into a thermoforming machine, where it is heated to a specific temperature to become pliable.
A mold, shaped like the cup lid, is used to form the heated PLA material into the desired lid shape through vacuum or pressure forming.

• Trimming and Cutting:

After forming, excess material is trimmed off to achieve the precise dimensions of the cup lid.
Cutting processes may be used to separate individual lids from the formed sheet.

• Printing and Customization:

If required, the PLA cup lids can undergo printing processes for adding designs, logos, or information.
Various printing methods such as flexographic printing or digital printing can be used for customization.

• Quality Control:

Quality control measures are implemented throughout the production process to ensure that the PLA cup lids meet specifications for strength, size, shape, and appearance.
Random sampling, visual inspection, and testing may be conducted to verify quality standards.

• Packaging and Distribution:

Once the PLA cup lids pass quality control checks, they are packed into batches for distribution.
Environmentally friendly packaging materials are often used to maintain the sustainability aspect of the product.

• End Use:

The PLA cup lids are then ready to be distributed to businesses such as cafes, restaurants, and catering services for use with beverage cups.

Guangzhou Bio Technology Co.，LTD are professional manufacturer with more than 15 years experience focus on integrating degradable products production and processing enterprises to provide customers with more efficient production solutions. Products include lunch boxes, plates, cups, straws, bags, cup lid, tableware, cutlery. We have multiple international certificates. Except standard products, we can provide customized services to adjust the size, appearance and package according to the needs of customers.

Guangzhou Bio Co., ltd has formed the core competitive advantages such as a complete digital marketing system, complete supply chain system and diversified services through continuous efforts.

A. A Stable Supply Chain System with 100+ manufactures, one-stop sales system, help you start business easily;

B. Have logistics merchandising team with 10 years professional experience, can well solve documents and shipment problem;

C. A Professional QC team to control the quality, provide inspection pictures、videos and report.

D. Cooperating with more than 100 countries, 10000+ customers, we can customize solutions and provide comprehensive local market information for customers.

Our Mission is to solve all problems for our customers. Provide customers with multiple solutions, offer the best and most suitable products, and cooperate with more high-quality enterprises to explore the development of “a green future”.