Dowsil 4 Compound should not be applied to any surface which will be painted or finished. Such coatings may not adhere to the silicone-treated surface. If contaminated by a silicone coating, parts can be wiped or washed with solvent, washed with detergent, or immersed in an alcoholic potassium hydroxide solution and then rinsed in clear water before painting.
- A moisture proof seal for aircraft, automotive and marine ignition systems and spark plug connections, disconnection junctions in electrical wiring systems also in electrical assemblies and terminals.
- Used as a seal and lubricant for cable connectors, battery terminals, rubber door seals, switches and rubber and plastic O-rings and as an assembly lubricant for various metal-on-plastic and metal-on-rubber combinations.
- High dielectric strength
- Low volatility
- Moisture resistant
- Good thermal oxidation and chemical stability
- Conforms to FDA 175.300, NSF 61 and NSF 51
- Meets requirements of SAE AS 8660
- Retains its grease like consistency from -55C (-67F) to +200C (392F)
- Highly water repellent
- Adheres readily to dry metals, ceramics, rubber, plastics and insulating resins
|Free Delivery - All orders over £20
Any order over £20 will qualify for free delivery.
For standard delivery, parcels are sent on next day courier via Parcelforce or UK Mail.
|Premium Delivery Before 12pm
Our premium delivery service is guaranteed next day before 12pm and will require a signature. Only orders placed before 4:30pm Monday - Thursday will be given the premium delivery option.
|Express Delivery Before 10:30am
Our express delivery service is guaranteed for delivery next day before 10:30 am and will require a signature. Only orders placed before 4:30pm Monday - Thursday will be given the express delivery option.
We are able to offer two Saturday delivery options, a before 5:30 pm service and a before 10:30 am service. Both services require a signature.
Items that are classed as hazardous will be subject to higher shipping tariffs. Please note that shipping fees for hazardous goods apply to all orders and there is no free delivery option.
We give you up to 30 days from the date you receive the product to change your mind.
For more information about delivery days and cut off times click here.