Ceramic Coated Bolts

Hillman 5 16 in x 2 in gray hot dipped galvanized hex head.

Ceramic coated bolts.

Ortech supplies ceramic screws in both alumina and high strength zirconia. But stainless steel is well worth it if you don t want to see any rust or stain marks on your project. Also most threaded fasteners are heat treated to increase their strength but when they re subsequently hot dip galvanized the high temperature around 860 f of the molten zinc in the. Ceramic screws won t melt rust seize or become brittle even at extreme temperatures.

They are nonconductive and highly resistant to corrosive gases. Hillman 1 2 in x 6 in black ceramic hex head exterior lag screws. Hillman 5 8 in x 4 in gray hot dipped galvanized hex head exterior lag screws. For pricing and availability.

Screws made of this material may cost twice as much as coated steel fasteners. In stock we have alumina and zirconia ceramic screws which have matching ceramic washers and ceramic nuts. Some have an especially slippery top coat to make them easier to drive into wood. Product manufacturing stock fasteners solid ceramic bolts hex nuts washers.

To ensure compatibility use these screws with ceramic nuts. Galvanized steel screws however are plated with a corrosion resistant coating usually consisting of zinc that is not nearly as reactive with aluminum. Company founded in 1950 al rashed group operating through a network of commercial industrial divisions the group has evolved a special role for itself in. The coating gives 3000 hours minimum of neutral salt spray test as per astm b117 which ensures fasteners to provide the users with the best protection under severe usage conditions.

The zinc plating prevents the underlying steel from coming into contact with the aluminum and the risk of corrosion of the aluminum is reduced significantly. Star flat head wood deck screws 1 lb pack. Polymer coated screws have a few advantages over hot dip galvanized ones. A lifetime polymer coating provides extra corrosion resistance that is guaranteed for the life of your outdoor project.

Whenever you put time or expensive lumber into a clear finished project it doesn t make sense to use anything but stainless steel. More product details close 9 x 3 in. Length is measured from under the head.