WidgetCo Natural Pure Gum Rubber Stoppers are an eco-friendly, natural rubber alternative to traditional rubber stoppers. Pure Gum Rubber Stoppers are available in a variety of sizes to plug a variety of opening diameter. Derived from the sap of rubber trees, natural Pure Gum Rubber Stoppers lack the chemical resistance or high temperature ratings of petroleum stoppers, but are great for many applications. Pure Gum Rubber Stoppers are manufactured to exacting standards and are 55 durometer in hardness. Manufactured from long lasting pure gum rubber for temperatures to 160ºF/70ºC. Bulk discounts available.
• Suitable for temperatures up to 160ºF/70ºC
• Natural pure gum rubber
• 55 durometer
How to choose the right size pure gum stopper.
As a general rule, select the stopper with the biggest bottom diameter smaller than your opening.
If you have any questions on vial with rubber stopper. We will give the professional answers to your questions.