Double-wall Stainless Steel Vacuum Bottle

The double-wall stainless steel vacuum bottle has a 310ml capacity and uses SUS304 stainless steel for both the inner liner and outer shell. Its double-wall vacuum construction provides heat retention of ≥68°C after 6 hours, making it suitable for compact beverage containers and portable drinking applications.

The bottle is fitted with a food-grade silicone sealing ring inside the lid. The sealing ring operates within a temperature range of -20°C to 120°C. For sealing and basic product durability checks, the bottle is filled with water and inverted for 24 hours, followed by a 1-meter drop test. The body can be finished by spray painting or powder coating, while customized graphics can be produced using heat transfer, 3D, or water transfer printing.

This compact vacuum bottle can be used for daily drinking, hot beverages, office use, and portable drinking needs. Its 310ml capacity is suitable for buyers looking for a smaller stainless steel insulated bottle.

The bottle body supports spray painting and powder coating. Logo and surface graphic customization is available through heat transfer, 3D printing, and water transfer printing. The minimum order quantity is 3,000 pieces per SKU.

A food-grade silicone sealing ring is installed inside the lid, with a temperature resistance range of -20°C to 120°C. The sealing condition is checked by filling the bottle with water and keeping it inverted for 24 hours. A 1-meter drop test is also carried out as part of the product testing process.

The factory has 24 years of experience in the stainless steel insulated container industry and operates a 25,600 m² production site with 480 employees. Production covers stainless steel forming, vacuum processing, surface treatment, and product inspection. Quality checks are carried out during production, including controls related to the bottle body and sealing components.

The MOQ is 3,000 pieces per SKU. The factory has a monthly production capacity of approximately 750,000 units, with higher output possible during peak production periods. The available production capacity supports batch orders for stainless steel insulated bottles and other customized specifications.

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