20-400 Black Phenolic Caps with Polycone Liner - X20-400C-SAM
Item #: X20-400C-SAM
- 20-400 Black Phenolic Caps with Polycone Liner
- Includes a Polyethylene Cone Liner
- High performance phenolic plastic - with continuous thread finish
20-400 Black Phenolic Screw Top Caps with LDPE Plastic Polycone Liner (Sample)
Durable black phenolic caps provide strength and durability with heat-resistant and insulating properties. Phenolic caps are often used in laboratory environments as they are ideal for variety of aggressive products due to strong resistance to chemical corrosion and moisture absorption. Cap includes a polyethylene cone liners (polycone). This liner is cone shaped and provides a seal between the top of the cap and inside diameter of the bottle creating a tight seal to prevent leakage. These oil-resistant plastic liners prevent air and moisture from entering the bottle, thus preserving the product housed inside. Polycone liners also aid the preservation of beer, wine, and alcohol.