32mm Butyl rubber stopper Aluminum caps

Product Description

First  it got  commercialized in ***3. The primary attributes of butyl rubber are excellent impermeability/air retention and good flex properties, resulting from low levels of unsaturation between long polyisobutylene segments. Tyre innertubes were the first major use of butyl rubber. The development of halogenated butyl rubber (halobutyl) in the ***0s and ***0s greatly extended the usefulness of butyl by providing much higher curing rates and enabling  covulcanization with general purpose rubbers such as natural rubber and styrene-butadiene rubber(SBR). These properties permitted development of more durable tubeless tires with the air retaining  innerliner chemically bonded to the body of the tire. Tire innerliners are by far the largest application for halobutyl today. Both chlorinated (chlorobutyl) and brominated (bromobutyl) versions of halobutyl are commercially available. In addition to tire applications it also has  good impermeability, weathering resistance, ozone resistance, vibration dampening, and stability make them good materials for pharmaceutical stoppers,construction sealants, hoses, and mechanical goods.

Our advantages:

1.Experience: about *0 years experience in the pharmaceutical packaging field.

2.Complete style: hundreds of products for you to choose.

3.Timely Reply: prompt reply your email or inquiry within *4 hours

4.OEM service: we can make customized bottles rubbers based on your samples bottle or drawing. 

5.Lower new mould fee. When your quantity gets to some level, your mould fee will be returned.

6.Fast delivery: about *0 days according to your quantity after receiving deposit.

7.We provide customer-tailored accessories of pharmaceutical caps, such as glass vials and butyl rubber stoppers.Any questions please contact me!