What is the standard roll length?

The standard specification is 500M per roll.

What types of bags can this seal be used on?

It is suitable for plastic mailing bags, cardboard envelopes, bubble pouches, poly mailing bags, security bags, and paper mailers.

36mm Double Sided Permanent Seal for Bubble Mailer

Name: 36mm Double Sided Permanent Seal for Bubble Mailer
Brand: Yiwu Shuangjia Sealing Adhesive Tape Co., Ltd.
SKU: 691937102

Zhejiang, ChinaYiwu Shuangjia Sealing Adhesive Tape Co., Ltd.

US$13.80-15.40

500 Rolls

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Tape Width

36mm

Setting

Economic

Model NO.

SJ-HC20

Performance

High Tack

Users

Self Adhesive Bag Manufacturers

Market

North America,United Kingdom

Transport Package

Carton

Specification

500M/Roll

Trademark

Sunjia

Origin

Yiwu China

HS Code

39199090

Production Capacity

6000 Rolls Per Day

Key features

Customizable Roll Length: Length per roll can be customized up to 3000M.

Flexible Minimum Order: Accepts orders as low as 1 piece or container quantities.

High Tack Performance: Features strong adhesive for secure permanent sealing.

Easy Tearing Design: Special structure allows for easy tearing without residue.

Machine Compatible: Thin film design suitable for automatic bag sealing machines.

No Residue Formula: Leaves no degum or sticky residue when removed.

Factory Direct Pricing: Direct contact from origin factory ensures competitive prices.

Durable Four-Part Structure: Composed of release film, PET material, and double-sided adhesive.

Company profile

Importers and ExportersYears of Export ExperienceSelf-brandedPatents Awarded

Yiwu Shuangjia Sealing Adhesive Tape Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Flexible customization CertifiedExport Year: 15 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: >24h CertifiedTerms of Payment: T/T, D/P, LC

AI-Powered supplier vetting

SummaryThe supplier operates a single production line at a stated factory in Yiwu, Zhejiang, with film blowing, coating, slitting, and sealing equipment. It reports annual output of 5 billion boxes of permanent bag sealing tape, 100% finished-product inspection, 15 quality assurance and control inspectors, and flexible customization. However, it has fewer than five experienced R&D engineers, no available SDK, no raw-material traceability, and no valid manufacturing-capacity contract with related subcontractors. Service procedures for supplier assessment, corrective actions, and complaints exist but lack written records. The supplier has inventory capability and 15 years of export experience, but no overseas warehouse, showroom, agent, branch, or offline trade-show participation. Financial data is identified only by year and does not provide sufficient evidence for credibility assessment.

Supplier typeThe supplier has a defined factory location, one production line, manufacturing equipment, and its own quality-control capability, indicating a manufacturer rather than a purely trading entity. However, no valid manufacturing-capacity contract exists with related subcontractors, and no outsourcing SOP is established.

R&D capabilityThe supplier reports fewer than five experienced R&D engineers and no available SDK, which explicitly limits evidence of software-development or advanced R&D capability. It does offer flexible customization, but that alone does not establish strong innovation capability.

Production capacityThe supplier reports one production line, stated film-blowing, coating, slitting, and sealing equipment, and annual output of 5 billion boxes of permanent bag sealing tape. It also reports inventory capability and 100% finished-product inspection, but lacks continuous batch quantity reconciliation and has no valid manufacturing-capacity contract with related subcontractors.

Customization capabilityThe supplier explicitly states that it provides flexible customization and has multiple relevant processing machines, supporting the existence of product customization capability.