The Screws and Barrel System - Details

Beyond full-size abilities, could depend on Supermac to deliver handiest the highest standards in first-class Capstans . This consequences in a better exceptional stop product, elevated durability of the Screw and barrel and a discount to the production prices.

To assure this degree of best, Supermac has one of the entire enterprise's CAD/CAM design and CNC manufacturing systems. Along with workforce of specialized engineers and exceptionally skilled machinists, Supermac gives the technology and know-how to create the satisfactory answer to most hard desires.

Excellence With Value

Also, for immense monetary reserve funds over OEM costs, Supermac gives an entire choice of standard OEM supplanting with equivalent perceived accuracy assembling and supplier for infusion buildup format and hundreds of more.

Range of Sizes & Materials

The Supermac can manufacture or rebuild screws as hundreds as 24 inches in diameter through 30 ft prolonged and barrels as loads as 12 inches ID Capstans. Supermac's present-day base material is AISI 4140 heat dealt with and strain relieved to 20-eight-32 RC. OD of flights are both flame or hardened or hard confronted with:

Additional difficult going through can be supplied as targeted. Other commonplace base substances are Hastelloy®, Stainless Steel, AISI D2, Inconel, PM A11, 17-4 PH, PM A11LC, Haynes-242.

Hard Facing Process

The enemy of screw and barrel overall performance is placed on. The Screw placed on is a cease result of the waft of plastic towards the Screw and barrel, similarly to steel touch between the flights and barrel Capstans. To help resist put on, Supermac makes screws more put on resistant through hard going through. There are numerous tough going through substances and strategies available in recent times. All techniques may be grouped into the following most vital classes:

1. Welding of Hard Facing Alloys via MIG/PTA/TIG/OXY Processes
2. Thermal Spraying of Hard Facing Alloys
3. Surface Treatment of Base Materials

Plating of Surfaces

Supermac has the functionality to apply tough going via with any of those techniques, and engineers will make paintings with determine which method is quality in dreams.

A normal part of the tough going through manner produces hairline cracks on the flights Screw and barrels. All the high-quality, tough face alloys are compounded to provide the rent quantity of surface cracks, but those cracks can not be 100% removed. And the more difficult the alloy, the greater cracks one will locate. However, an easy, no crack floor method a terrible placed on the floor from too much dilution of the lowest fabric with the tough surface alloy.

Injection Molding

Alongside an inside and outline of feed screws, Supermac offers a decision of Check Values, End Caps, Adapters and Nozzles. The custom injection molding takes a look at valves to function as a non-pass returned ring with a reusable retainer and replaceable the front seat; take a look at the ring and rear seat placed on additives Screw and barrels . They are made of high abrasion-resistant materials alongside H-13, DE-2, PM A11LC & PM A11.

Screws & Barrel Services

Supermac offers a complete line of layout, manufacturing and rebuilding offerings along with

• New Manufactured Screws
• Rebuilding Screws With Hard Surfacing
• Repairing Broken Screws
• Change Compression Ration
• Rebuilding Flight Widths
• Honing Barrels To Next Uniform Size
• New Barrels With Bimetallic Liners
• Adding Mixing Sections
• Rebuild/Replace Screw Tips
• Relining Feed Section
• Full Relines / Partial Relines