Dealer and Manufacturing Insetnut Tokai Bussan Co., Ltd. / Tokai Metal Industry Co.,Ltd.

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INSERTNUT SECTION

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Tubular type, which has no thread, is also available.
Feel free to contact us.


What is Insert Nut?

image of InsetnutInsert nut is also called “thread insert” or “fastening insert.” Insert nut is widely used as “fastening parts” for molding products whose materials are plastics or resin.

Usage Examples

“OA equipment,” “Light electric appliances,” “Communication equipment,” “Transport equipment,” “Aircraft parts,” etc.

Materials

Brass is used for the insert nut material. A main insert nut manufacturing company, Tokai Metal Industry Co.,Ltd., provides reasonable prices for brass insert nut.

Benefits of brass material

Notation of Part No

model representation

Type

Insert nut is divided into two types, which are “After-molding Insert,” and “Molding Insert.”
“After-molding insert”
has three types, which are “Expansion,” “Press Fit,” and “Thermocompression.”

Type
Usage

After-molding Insert

Use it after molding.

Expansion System

1. Place insert on set position.
2. Push insert into a resin hole.
3. Press down the extend board. by a tool called “Punch.”
※For 2 and 3, use punch.

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Press Fit

1. Place insert on set position.
2. Push insert into a resin hole.
3. Complete.

※For 2, use punch.

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Thermal Deposition

1. Place insert on set position.
2. Give heat on the top of insert.
3. Press down insert till stop.

※For 2 and 3, use deposition machines.

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Molding Insert

Use it in conjunction with molding.

1. Set insert at molding pin.
2. Pour plastic

Size of molding pin

Look at the “resin hole inner-diameter table.”

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For more insert information, refer to “Products.