316 Stainless Steel Insulated Handle Portable Water Cup

316 Stainless Steel Insulated Handle Portable Water Cup: High-Performance B2B Wholesale Solution

Product Overview

Designed for global wholesalers targeting premium outdoor, travel, and hospitality markets, the 316 Stainless Steel Insulated Handle Portable Water Cup combines industrial-grade durability with advanced thermal efficiency. Built with marine-grade 316 stainless steel-a material 30% more corrosion-resistant than standard 304 steel-this cup meets rigorous international safety standards while delivering 24-hour temperature retention.

Core Features & Scientifically Validated Performance

1. Marine-Grade 316 Stainless Steel Construction

- 30% higher corrosion resistance vs. 304 steel

- Ideal for acidic beverages : Retains 99.9% material integrity after 200 cycles with pH 2.0 liquids .

2. Extended Thermal Retention

- Double-wall vacuum insulation reduces heat transfer by 94%

- Hot retention: Maintains 60°C+ for 24 hours

- Cold retention: Keeps beverages below 10°C for 30 hours

3. Ergonomic Heat-Resistant Handle

- Silicone-coated handle withstands 120°C surface temperatures without deformation

- 45° angled design reduces wrist strain by 40% during prolonged use

4. Leakproof Rotating Lid & Straw System

- Triple-seal silicone gasket achieves zero leakage under 1.5m drop tests .

- BPA-free Tritan™ straw resists cracking at -20°C to 110°C

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