Knurling 304 Stainless Steel

I m trying to knurl a part made of t303 stainless steel.

Knurling 304 stainless steel.

1 4 wide straight knurl wheeel. For slotting in stainless steel chip evacuation is going to be key. Stainless steel banding is the best choice for securing your merchandise. 304 stainless is also cheaper in cost compared to 316 another reason for its popularity and widespread use.

For this reason 4 flute tools are the best choice because the lower flute count allows for more efficient chip evacuation. The part has to be made out of stainless steel but i can use any type. 304 grade stainless steel is also comprised of no more than 0 8 carbon and at least 50 iron. 304 stainless steel is the most versatile and widely used austenitic stainless steel in the world due to its corrosion resistance.

Each type of stainless steel has a different combination of metals creating type 304 type 201 and type 316. Both steels are durable and provide excellent resistance to corrosion and rust. For bump knurling with a single tool holder from the cross slide the infeed would normally be 001 004 rev 025 1mm to roll the part complete 5 20 revolutions. The chromium binds oxygen to the surface of the product to protect the iron from oxidation rust.

Type 304 and 304l stainless commercial tubing grades from tw metals exhibit good machinability and excellent weld ability with or without filler metals. However while all stainless steel contains the same basic elements not all stainless steel is creating equal. I m using an acu trak bump knurl holder with one high speed steel 96dp 3 4 dia. Nickel also enhances the corrosion resistance of stainless steel.

I guess overload kicks in. When knurling stainless steels it is important not to roll any longer than necessary as this material work hardens as it is formed. Knurling aluminium and stainless steel trying out my new knurling tool with some aluminium and stainless steel. I can only knurl about 0 0050 deep and the machine shuts off.