GAS INJECTION

What is the gas injection molding?GAS INJECTION

Method of molding to get rid of the middle (hollow) at the inside of the product.

 

By filling up with gas to the inside of resin which was injected to the mold, the inner part of the product will be hollowed. Furthermore, the external appearance will not be changed.

ガスインジェクションにより実現する空洞構造のシャフト

What is the merit? GAS INJECTION

寸法精度の向上

Because of the hollowization of product, the shrinkage will be decreased, and as a result, the stability of dimension can be achieved.

ヒケ・ソリ・ねじれの低減!!肉厚製品のヒケ対策!!

Emergence of the dent, warpage and torsion will be declined!!

成形サイクルタイムの短縮

Availability of simplification for the process of molding by the gas charge.

■Conventional molding process.
金型閉>樹脂射出>樹脂保圧>樹脂冷却>金型閉>製品取出し

■Molding process by the gas injection. 金型閉>樹脂射出>樹脂冷却・ガス保圧>金型閉>製品取出し

Availability of the reduction of cycle time, because the whole process of press fitting the resin was omitted.

製品重量の軽量化

Availability of the curtailment of cost by reducing the total amount of resin.

Because the inside of our product was pulled out, the necessity amount of resin will be decreased.
製品内部を中抜きしているため使用樹脂量は少なくなる

What should be done for the practical use? GAS INJECTION

"Where will be the most effective part for the gas to be injected?"
"Is there any gas path?"
The detail discussion will be necessary.
We have enough experience in terms of the production by the gas injection, so based on the past achievements, we can surely produce the precise and high quality products.

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