silica gel after the heat treatment @ Truck Tyre

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Reviews

Reviewer:

Guojing

8/1/2010 11:40:18 PM

Silicone products are exported to your

Reviewer:

Yaxuan

8/1/2010 11:39:43 PM

We can consider the issue of cooperation under the

Reviewer:

Yilin

8/1/2010 11:39:11 PM

I believe that you, like your product quality

Reviewer:

Jinsha

8/1/2010 11:38:12 PM

How often do you update a product

Reviewer:

Wangfei

8/1/2010 11:37:17 PM

Your site no membership

Reviewer:

Peini

8/1/2010 11:35:57 PM

Direct contact with the silica gel will not risk

silica gel after the heat treatment

2010-09-07 02:09:15 From：

Others tyre | Others tyre-marketnews | Others tyre-faq | Others tyre-reviews | Others tyre-news

silica gel after the heat treatment

(1) silica gel pre-heat treatment after the ---- ()---- final ball annealing heat treatment (quenching and tempering)

(2) ball annealing Objective: To reduce the hardness, ease of processing, preparing for the quenching.

Ball annealing process: heating to 750 ~ ~ 770 degrees, holding a certain time, slowly cooled to 600 degrees below air-cooled.

(3) a variety of bearing steel quenching and tempering and hardness