List of Building Materials products

100% recycled gypsum derived from waste gypsum boards is reused as raw material, achieving effective carbon neutrality during manufacturing!

• Gypsum board and moldings

Developing equipment and technology for air conditioning, water supply and drainage, and kitchen drainage!

• Air conditioning equipment
• Water Treatment Plant
• Water supply facilities

Introducing the wet film thickness gauge and the dry film thickness gauge!

• Rust Inhibitor
• Special Construction Method
• paint

The long chimney, produced and painted on a vast site, has been smoothly shipped out!

• Incinerators and chimneys
• Plastering and painting work
• paint

We will remove rust from a 2600×2300 size plate of SS400 PL100t using blasting.

• Rust Inhibitor
• Special Construction Method
• paint

SGP Piping Coating (Part 2) - Masking the Gasket Seat, Blasting, and Heat-Resistant Coating - Efficiently handling a large volume of gas pipes.

• Special Construction Method
• paint
• Rust Inhibitor

For stainless steel welding, definitely go to Harada Ironworks.

• Rust Inhibitor
• Special Construction Method
• paint

Even for small parts such as flanges and bolts, blasting work can be carried out using appropriate processing methods and shielding techniques.

• Rust Inhibitor
• Special Construction Method
• paint

We carry out blasting, underwater painting, and thickness inspection for maintenance inside large-diameter pipes to provide perfect protection!

• Rust Inhibitor
• Special Construction Method
• paint

Due to the small number of products, we usually use an airless spray, but we adopted spray gun painting to save on paint.

• Rust Inhibitor
• Special Construction Method
• paint

We carefully carry out surface treatment (blasting) to inorganic zinc coating on large frames.

• Rust Inhibitor
• Special Construction Method
• paint

Harada Iron Works, with an 80-year history in Kanon, Nishi Ward, Hiroshima. Extensive small-scale and small-lot processing.

• Rust Inhibitor
• Special Construction Method
• paint

To overcome accumulated rust, it is possible to restore a remarkable shine even when conventional tools are ineffective, using a type of shot blasting treatment.

• Rust Inhibitor
• Special Construction Method
• paint

We will use 18 rubber rolls of φ220×5,500, removing the rubber with a blast to achieve a beautiful finish.

• Rust Inhibitor
• Special Construction Method
• paint

I will explain the reasons why the coating peels off.

• Rust Inhibitor
• paint

If you apply topcoat paint without a primer, it will peel off. Compared to products that have both primer and topcoat, those without primer have weaker adhesion to the substrate, making the paint film...

• Rust Inhibitor
• Special Construction Method
• paint

The fate of the paint job depends on the surface preparation. If you want a good finish and durability, thorough surface preparation is essential.

• Rust Inhibitor
• Special Construction Method
• paint

It is equipped with a large blast facility measuring 6 meters in width, 3 meters in height, and 10 meters in depth. This is installed in a dedicated room.

• Rust Inhibitor
• Special Construction Method
• paint

In painting, proper surface preparation (substrate treatment) is essential to achieve a good finish. The most effective method for surface preparation is blast treatment.

• Rust Inhibitor
• Special Construction Method
• paint

Large castings are subjected to surface preparation by blasting and are painted with a thick film heat-resistant coating.

• Rust Inhibitor
• paint
• Casting and metal decoration

By performing blast treatment, a significant improvement in the quality of the coating can be expected.

• Rust Inhibitor
• Special Construction Method
• paint

The effects include the removal of dirt and oxide films, improved adhesion, and enhancements in strength and durability, among others.

• Rust Inhibitor
• Special Construction Method
• paint

I will teach you how to avoid failure.

• Rust Inhibitor
• paint
• Exterior coating materials

Blast processing and painting can be performed as a single operation.

• Rust Inhibitor

Is it possible to paint stainless steel? If so, how?

• Rust Inhibitor

Painting method to prevent SS400 from rusting for a long time.

• Rust Inhibitor
• paint
• Exterior coating materials

Airless applies pressure to the paint with air and ejects only the paint, while air spray applies air to the paint and ejects both the paint and air together.

• Rust Inhibitor
• paint
• Exterior coating materials

Keren refers to "the process of removing foreign substances attached to the surface of the object to be painted before painting." It is said to be derived from the English word "clean."

• Rust Inhibitor
• paint
• Exterior coating materials

Aluminum is a material that is resistant to rust, but by applying a non-peeling coating, its corrosion resistance can be further enhanced, making it last longer!

• Rust Inhibitor
• paint
• Exterior coating materials

To extend the coating lifespan, it is essential to use Type 1 surface preparation (blast treatment) that can completely expose the metal surface, rather than Type 2 surface preparation.

• Rust Inhibitor
• paint
• Exterior coating materials

ISO standards for surface treatment work methods and precautions.

• Rust Inhibitor
• paint
• Exterior coating materials

Peeling paint shortens the lifespan of the product and causes many issues, such as increasing the cost burden of repainting.

• Rust Inhibitor
• paint
• Exterior coating materials

It is necessary to remove harmful substances with weak adhesion, but this is only permissible for those that are firmly attached. This is a standard used when it is difficult to prepare the substrate ...

• Rust Inhibitor
• paint
• Exterior coating materials

Leave the removal of stubborn and persistent rust to Harada Ironworks! We will perfectly eliminate any rust and finish with a clean metal surface.

• Rust Inhibitor
• paint
• Exterior coating materials

I would like to paint the decorative wire mesh made of SUS304 in bronze color.

• Rust Inhibitor
• paint
• Exterior coating materials

By performing blast treatment, the adhesion of the paint is greatly improved, resulting in a beautiful appearance.

• Rust Inhibitor
• paint
• Exterior coating materials

About substrate preparation using blast.

• Rust Inhibitor
• Exterior coating materials
• paint

"Shot and grit" shape of abrasive materials

• Rust Inhibitor
• Exterior coating materials
• paint

【Surface Preparation Standards】SSPC / ISO / SIS

• Rust Inhibitor
• paint
• Exterior coating materials

To prevent damage (cracks, chips) to shelf glass, glass sliding doors, glass swing doors, and mirrors!

• Glass construction
• Other opening accessories (airtight materials around doors and windows, etc.)
• Store construction

Deep bending, shallow bending, and custom options! We invest our processing technology from Suri-Nine Shimano without reservation to solve the challenge of burr treatment with the safety measure 'Burr...

• Steel sash
• Interior construction
• Store display shelves

"Triple transformation" works on any base material! High power plug.

• Work tools
• Joints between components

Non-formaldehyde product registration certification! This is foam that does not use alternative refrigerant HFC!

• Safety and consumables
• Urethane foam
• Hard urethane foam

High-power plugs compatible with all base materials.

• Joints between components

No need for a pilot hole! Board-specific "plug with bit."

• Other fittings

Stainless steel anchors for aesthetically securing natural stone and faux stone panels using a "back dry construction method."

• Joints between components

Norwegian design that pursues comfort! We have a wide range of products available!

• Tables and benches (chairs)