Roots vacuum pump in die steel
Posted on Tue, 12 Nov 2019 05:22:10 +0000
Roots vacuum pump in die steel of application Roots vacuum pump is a vacuum pump without internal compression, can be widely used in petroleum, chemical, metallurgy, textile and other industries. Die steel is used to make cold die, hot forging die, die casting die steel. Mould is the main tool fo...
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