Double jacketed double shell gaskets are commonly used style of gaskets in heat exchanger applications. It uses a shell and a washer, two shells are used in the fabrication of the gasket. These are available in virtually any material. It has the advantage of a double lap at both the I.D. and the O.D. of the gasket, adding greater stability to the gasket. Its temperature limitations depend upon the type of metal and filler used in construction.
Double knit flutter blowers consist of a multiple fluttering tubes, which are arrayed around the central core of a rib or interlock machine. Each of the fluttering tubes is turned on and cleans its section of the machine. The needle area is cleaned as the fluttering motion is sequenced around the whole machine circumference.
Double Leg Slings make heavy-duty lifting slings strong and durable. These slings meet or exceed all osha regulations for overhead lifting. It has two legged chain slings referred as type d for double. It is welded or mechanical which has link on the top. Each sling is individually serialized and embossed with the type and safe working load of the chain. It has nylon or polyester webbing slings ensure worry-free lifting of heavy loads. All fitting are tough alloy steal. All hooks supplied with safety latches. It has the master ring to accept crane and wrecker hooks. Grab hooks, rab hooks, sling hooks, positive locking latchlock hooks or foundry hooks is added to each leg for fitting.