Rust removal after wire EDM｜No need to polish, just soak in the solution!

25/04/2023

Koji Hashimoto

General Director

Are you having trouble with rust caused by wire cutting? It seems that there are sites where rust is removed by scraping it with a file or sandpaper, but this method may damage the workpiece.

This article will introduce a rust remover that is easy to use simply by immersing a workpiece in the solution, and is odorless, non-irritating, and safe.

Easy and Safe｜What is a rust remover “HYP-R1S”?　　

"HYP-R1S" is an odorless, non-irritant rust remover.
It can be used to remove rust after wire EDM, rust on metal parts, and oxide film. Its main ingredient is phosphoric acid, which does not produce foul odors or toxic gases due to reactions with metal ions. There is no slime when washing with water, and work can be performed safely and comfortably.

■Applications
・ Rust removal from metal parts and products generated during the manufacturing process
・ Rust removal during wire cutting
・ Pretreatment of painting, plating, etc.
・ Stainless steel pickling finish
・ Rust removal from machined materials

■Eligibility
Metal products such as steel and stainless steel

■Features
◎ Does not degrade the luster of metal surfaces and does not cause copper coloration
◎ Quick treatment (1 to 10 minutes) without damaging metal surfaces
◎ Composed of ingredients that are safe for the human body and does not produce irritating or toxic gases
◎ Non-flammable, non-explosive, and safe to handle
◎ Can be diluted with water (1 to 10 times) for economical use

Main ingredient	Phosphoric acid
Color	Colorless or pale yellow
pH	1.9（１％）
Specific gravity	1.17（20℃）
Capacity (packing)	6ℓ / 20ℓ(BIB / polyethylene can)

How to use “HYP-R1S”

1 | Depending on the degree of rust on the surface to be treated, use the solution between original density and about 10 times dilution.
2 | Immerse the rusted workpiece. (Guideline: within 10 minutes)
3 | Wash with water as soon as the rust is removed.
4 | Anti-rust treatment. (Use neutralizer or oil-based rust preventive)

* Please use the form at the bottom of this page to inquire about rust preventives.

* Handling of "HYP-R1S"
・For immersion treatment, use a hard plastic container. Avoid metal containers.
・If any discoloration is observed on the solution or the workpiece, replace the entire liquid. The replacement with new solution is more effective than using a refill.
・When replacing the solution, remove sediment from the bottom of the container.

Stocking in Vietnam

The rust remover "HYP-R1S" is a product of NMC Co., Ltd. (Japan). UENO is an authorized distributor of NMC in Vietnam. Industrial chemical products such as rust removers and rust preventives require a license to import. Therefore, we import a large quantity from Japan and keep them in stock for our customers in Vietnam.

NMC Co., Ltd.
A Japanese manufacturer of industrial chemical products.
Rust treatment agents for wire EDM, rust preventives, cutting and grinding agents, press lubricants, cleaning agents, etc.

UENO offers a variety of chemical products that are friendly to the earth and people.
For customers in Vietnam, please contact us using the form below.

Inquiry Form

Please feel free to contact us from the form as below.

We accept by phone and email.

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