AlcoFermBrew Silicone Stoppers with Two Holes - Lab, Pharmaceutical, Food, Winemaking (27/21 mm)

AlcoFermBrew

Premium Quality and Design: Manufactured in Germany, these high-quality silicone stoppers feature a dual-hole design for versatile and efficient sealing, ensuring exceptional craftsmanship and reliability. Wide Temperature Range and Optimal Density: Operates from -50°C to +180°C (up to 220°C short-term) with a density of 1.13 ± 0.02 g/cm³, suitable for various environments and ensuring a secure fit. Durable and Flexible: Shore A hardness of 50 ± 5 provides the perfect balance of flexibility and durability, with a tensile strength of 11 MPa, making these stoppers built to last. Food Safe: Safe for contact with food, making them ideal for the food and beverage industry, preserving freshness, and preventing oxidation. Versatile Applications: Perfect for sealing test tubes, vials, flasks in laboratories, securing ampoules and vials in pharmaceuticals, and sealing bottles, jars, and containers in the food industry. Also useful for DIY projects and crafting at home.