This roto peen flap assembly from 3M is designed for peening various metals. It features flexible flaps with tungsten carbide shot, bonded with high-strength resin and adhesive for easy installation in a flap mandrel. The innovative captive shot technology enhances its effectiveness in metal treatment applications.
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Overview
Our 3M™ roto peen flap assembly effectively peens a variety of metals. Our 3M™ roto peen flap assembly, made with a flap and mandrel, was designed using captive shot flap technology. To create this unique and portable assembly, we adhered tungsten carbide shot to flexible flaps using high strength resin. Two flaps are bonded together with a special adhesive for easy placement in a flap mandrel.
Features & Benefits
Flap/mandrel assembly is portable for added convenience
Tungsten carbide shot is bonded to the flaps, providing a cleaner peening method than loose shot blasting
Especially effective for precision in service rework, manufacturing, repair of small areas and peening holes
Imparts a compressive residual stress that benefits the material by strengthening its durability
Single row of 330 shot
Suggested for 1/2 to 3/4 inches diameter hole peening
Specifications
Series: TC-330
Length: 1 in
Width: 9/16 in
Material: Tungsten Carbide Abrasive
Color: Goldenrod
Suitable For Use With: 7212 Mandrel
Technical Information
MIL-R-81841 (AS), MIL-W-81840 (AS)
Application
For coating removal concrete cleaning descaling heavy-duty steel cleaning
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