Heliocoil Wire Springs for Mattress Innersprings from China
Small-diameter hourglass-shaped wire springs interlocked for high-density mattress support systems. They are classified as 'other' springs of iron or steel under tariff item 7320.90.00, fabricated from steel wire per Chapter 73 parameters.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the wire cross-section is 16 mm or less for Chapter 73 wire classification
• Provide the hourglass shape and interlocking design details to support 'other' classification
• Keep records of the intended use in mattress cores