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Buying Guide · 2026-01-15

Pyramid Nylon Bags or Filter Paper Bags Which Machine Suits Your Tea

The C20 automatic pyramid tea bag machine forms, fills and ultrasonically seals pyramid bags from a single roll of nylon or non-woven film.

Pyramid nylon tea bags and flat filter paper tea bags side by side
Pyramid nylon tea bags and flat filter paper tea bags side by side

C20 Automatic Pyramid Tea Bag Machine

The C20 automatic pyramid tea bag machine forms, fills and ultrasonically seals pyramid bags from a single roll of nylon or non-woven film. It is designed for loose leaf, herbal, health care, rose and ginseng teas where the whole leaf or blend must remain visible through a transparent bag. The machine runs at 30 to 60 bags per minute with electronic scale filling accuracy of 0.1 g per bag. Two ultrasonic sealing devices create a tight, narrow seal without heat or adhesive, reducing film waste and avoiding scorching of delicate aromatics.

S C18 Automatic Filter Paper Inner and Outer Tea Bag Machine

The S C18 automatic filter paper inner and outer tea bag machine forms and packs both inner and outer bags simultaneously from filter paper and composite paper. It is suitable for small granular products such as tea leaves, medicinal tea and health care tea. The machine uses a heat sealing method to join the inner bag, which includes a thread and tag, and forms the outer bag in one operation. Photoelectric positioning ensures accurate tag placement and reduces manual handling.

Choosing Between Pyramid and Filter Paper Bags

Choose the C20 pyramid machine if your product is whole leaf, flower, root or coarse blend and visibility through the bag is important. The C20 uses nylon or non-woven film imported from Japan, which is non-toxic, non-bacteria, heat-resistant and food-grade. Choose the S C18 filter paper machine if your product is fine cut, fannings or small granules and you need a cost-effective, traditional tea bag format with a tag and outer envelope. The S C18 reduces direct contact with packing materials and improves packing efficiency.

Frequently Asked Questions

What types of tea are best for the C20 pyramid machine?

The C20 is best for loose leaf, herbal, health care, rose, ginseng and other Chinese local teas where whole leaf or visible blend is desired.

What materials does the C20 use for pyramid bags?

The C20 uses nylon and non-woven fabric imported from Japan, both of which are non-toxic, non-bacteria, heat-resistant and food-grade.

Does the S C18 machine make the inner and outer bag at the same time?

Yes. The S C18 forms the inner bag with thread and tag and the outer bag from composite paper in a single operation.

What sealing method does the C20 use?

The C20 uses ultrasonic sealing with two sealing devices to create a tight, narrow seal without heat or adhesive.

What sealing method does the S C18 use?

The S C18 uses a heat sealing method to join the inner bag and form the outer bag.

Can the C20 run biodegradable film?

The provided facts do not state whether the C20 can run biodegradable film. It is confirmed to run nylon, non-woven fabric and PET.

What is the main advantage of the S C18 over manual packing?

The S C18 reduces direct contact with packing materials and improves efficiency by forming inner and outer bags simultaneously with photoelectric positioning for tag accuracy.

Tell Us What You Pack and We Will Match the Machine

Send us your product, target bag weight and output per hour. We reply with the model, film option and a full quotation.