The SL-54F plastic seal is a high-performance tamper-evident solution designed for logistics and cargo control applications such as container seals, truck seals, trailer seals, and warehouse management. It is widely used where reliable security seals, seal security, and clear tamper indication are required during transportation and storage.
It features a high temperature resistant locking chamber and a Clean Break Design, allowing each plastic seal to detach cleanly from the strip without unnecessary waste. Made from durable high-density polyethylene, it provides strong resistance to harsh environments and is suitable for shipping container seals, shipping seals, and general tamper evident seals applications.
With a 50 lb tensile strength, the SL-54F ensures stable locking performance in daily logistics operations. The extended flap design allows printing of security labels, serial numbers, barcodes, and tracking information, helping improve shipment identification and cargo traceability. It is available in multiple colors for easy visual management in logistics systems.
Detail
Standard or Nonstandard: Standard
Style: Mechanical Seal
Type: One time use
Packing: 100pcs/bag,5000pcs/ctn
Total length: 460mm
Usable length:322mm
Imprinting: Laser engraving/Hot stamping
Marking contents: Numbers,Letters,mark,bar codes
Product certificate:ISO Certification
Color: Yellow/Red/Green/Blue/White etc
Features
High temperature resistant locking chamber Clean Break Design ensures that individual seals detach from the strip without plastic waste. Made with high-density polyethylene for greater durability in extreme weather.50lb. tensile strength Extended flap size option for additional information on the tab.Available in seven colors.
Materials
Seal Body - High-Density Polyethylene Locking Chamber

A: The SL-54F is designed for cargo transport, truck trailers, warehouse management, and distribution control where reliable security seals, tamper evident seals, and seal security are required.
A: It combines fast pull-tight application, durable locking performance, and easy identification, making it ideal for daily large-scale use in shipping seals, truck seals, and trailer seals operations.
A: The seal uses a reinforced self-locking mechanism that maintains stable sealing performance during long-distance shipping, supporting dependable plastic seals, tamper proof seal, and shipping container seals protection.
A: Yes, it supports serial numbers, barcodes, QR codes, and logo customization, improving shipment traceability through security labels, tamper tags, and logistics identification systems.
A: Yes, it is manufactured from durable plastic materials suitable for warehouse storage, freight handling, and outdoor transportation environments requiring reliable Plastic Security Seals.
A: It is commonly used in logistics companies, freight forwarding, retail distribution, postal systems, and industrial cargo management requiring container seals, security seals for containers, and shipping seals.
A: We accept Paypal and T/T (bank transfer) for international orders.
A: We support sea freight, air freight, and express delivery, with a regular lead time of 3–5 days for global container seals manufacturers, security seals supplier, and security seal manufacturer supply operations.
Contact: Cherry Deng
Phone: +86 15305911267
Tel: +86 0591-83656592
Email: cherry@zcsecurityseals.com
Add: NO.136 FuGuang Road, distrito JinAn FuZhou, FuJian