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  6. Reduce postage costs with pressure-sensitive postcards from envelopes! Mail sealer.

Reduce postage costs with pressure-sensitive postcards from envelopes! Mail sealer.

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DUPLODEC

last updated:Nov 07, 2025

DUPLODEC
DUPLODEC
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Speedily create tri-fold postcards and envelopes! A mail sealer designed for continuous paper with a focus on ease of use.

Print personal information on pre-coated adhesive paper, then fold it so that the printed side is sealed inside and press it together. It is possible to create pressure-sealed postcards and envelopes for various confidential items from continuous form paper. A user-friendly control panel and various detection functions to prevent processing errors support a wide range of mail creation tasks. ■Features - Processing capacity of 18,000 pieces/hour *5.5-inch postcards - Automatic detection of paper thickness for stable processing - Compact design with integrated paper cutting and sealing sections *Please take a look at the product video available below!

    Sales Management
PF-4000本体.jpg

Reduce postage costs with pressure-sensitive postcards from envelopes! Mail sealer.

PF-4000本体.jpg
PF-4000本体.jpg 160927_Duplo_010(高速処理PF-4000).jpg 160927_Duplo_011(コンベアPF-4000紙有).jpg
  • ☆Eligible Models for the Small and Medium Enterprise Management Enhancement Tax System☆
  • Special site - Product/service details - https://pr.mono.ipros.com/duplodec/product/

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basic information

■PF-4000 Basic Specifications - Finished Paper Size Height: 4 to 9 inches Width: 4 to 5.7 inches - Processing Speed 15 to 42 m/min Postcards: 18,000 pieces/hour *Height 5.5 inches Envelopes: 11,800 pieces/hour *Height 9 inches - Folding Type Outer tri-fold (Z-fold) - Machine Size (Operating) 1,890 (W) × 820 (D) × 1,060 (H) mm *Including tri-folding machine - Machine Weight 200 kg *Including tri-folding machine - Options Paper feeding unit High durability chopper Trash bin full detection kit

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Applications/Examples of results

- General companies: pay slips, invoices, various direct mail - Financial institutions: usage statements, direct debit notifications, various informational letters - Government agencies: reminder notices, tax payment notifications, pension payment notifications, direct debit notifications

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Pressure-sensitive postcard creation machine Mail Sealer PF-4000 [Catalog]

Pressure-sensitive postcard creation machine Mail Sealer PF-4000 [Catalog]

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News about this product(4)

Camera Inspection Device Ci-200

Essential for mailing operations! High-speed inspection of addresses on mail items, camera inspection device.

  • Product news

In contractors that handle the insertion, processing, and shipping of mail, items sent to individuals often contain personal information and privacy-related details, making pre-shipment inspection essential. The information on the address section of postcards, including OCR characters, postal codes, and barcodes, will be read, and sequential number checks, data logging, and image logging will be performed.

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Camera Inspection Device Ci-200

Essential for mailing operations! High-speed inspection of addresses on mail items, camera inspection device.

  • Product news

In contractors responsible for the insertion, processing, and shipping of mail items, the items sent to individuals often contain personal information and privacy-related details, making pre-shipment inspection essential. We read the OCR characters, postal codes, and barcode information on the address portion of postcards, and perform sequential number checks, data logging, and image log storage.

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Continuous Form Mail Sealer PF-6000

Cost reduction of 21 yen per item by changing mail from an envelope to a pressure-sensitive postcard! Introduction of the mail sealer.

  • Product news

Introducing a mail sealer that can efficiently handle mailing operations while reducing postage costs. Improve the shipping process for notification documents and invoices, and lower postage fees! Complete automation of paper folding, inserting, and sealing. With a mail sealer, everything can be done with just one machine. By changing various mail items such as notification documents and invoices that were traditionally sent as sealed letters to pressure-sealed postcards, postage costs can be reduced from 84 yen to 63 yen, achieving a cost reduction of 21 yen per item. With DUPLODEC, we offer both single-sheet and continuous form types, allowing us to make proposals based on your workload.

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Camera Inspection Device Ci-200

Essential for mailing operations! High-speed inspection of addresses on mail items, camera inspection device.

  • Product news

In contractors responsible for the insertion, processing, and shipping of mail, items sent to individuals often contain personal information and privacy-related details, making pre-shipment inspection essential. The information on the address section of postcards, including OCR characters, postal codes, and barcodes, will be read, and sequential number checks, data logging, and image logging will be performed.

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Companynews list (88)

Company information

DUPLODEC

DUPLODEC

Industrial Machinery

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Our company sells labor-saving equipment primarily needed by manufacturing and logistics industries, including slip cutting machines (bursters), paper pressure sealing machines (mail sealers), barcode sheet readers & sorters, camera inspection, and image inspection, among others. Additionally, we are a member of the Duplo Group, which consists of development and manufacturing companies as well as sales companies, and we develop, manufacture, and sell equipment that mainly handles "paper media." With numerous sales bases both domestically and internationally, we provide comprehensive support to our customers daily, including maintenance and service.

Product/Service List (105)

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