Crimp Caps with White PTFE and Red Silicone Septa for Headspace Glass Vial 20mm Black Flip Top Caps-100 Pcs Aluminum-Plastic Black Caps for Glass Vial 

• Quantity: 100 Please inquiry us:
  Bagplastics@Gmail.com Whatsapp: +8613780964661
• Material: Aluminum-plastic
• Size: 20mm. disposable-consumables.com Used for 20mm vial and 20mm vial crimper.
• Full tear type: This cap is full tear type, that means when you tear off the plastic cap of it, the aluminum cap can be teared off too. Please see the picture. Please inquiry us:
  Bagplastics@Gmail.com Whatsapp: +8613780964661
• Material: Aluminum and Plastic.

• The cap is made of high-quality aluminum material, containing a white PTFE membrane/red silica gel composite septa, which has excellent performance. disposable-consumables.com After sampling, it is still sealed.
• Size of the cap: Φ20mm. The diameter of center hole is 10mm.
• Use PTFE and high-quality silicone rubber as raw materials to ensure that the septa is non-toxic.
• The PTFE layer of the septum is in contact with reagents, has good chemical inertness, can resist acid, alkali, temperature, and adhesion. Even at high temperatures, it does not interact with concentrated acids, alkalis or strong oxidants. At the same time, it uses the elasticity of the silicone layer to ensure the sealing performance. Please inquiry us:
  Bagplastics@Gmail.com Whatsapp: +8613780964661
• Kindly note: you need the 20mm crimper for ALUMINUM CAP to seal this cap.

Please inquiry us:
Bagplastics@Gmail.com Whatsapp: +8613780964661