Optical special screw

Alloy Grade B screw

Universal top screw

Clad alloy screw

Nitriding screw/tube

Alloy material tube

Optical special screw


Imported alloy tool steel / high-speed steel as raw materials, through the overall vacuum quenching, secondary tempering heat treatment, combined with "full hardness without school point" processing technology overall hardness HRC: 60 ~ 63 degrees. Make its steel play a strong wear resistance...

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 Xingyou Machinery Equipment

Alloy Grade B screw


The product thickness is thin, strong, easy to release, high yield, does not affect the imaging effect of high-speed dome camera, the picture accuracy rate is high, the image is clear, with high depth, distortion, high transmission rate and many other advantages

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 Xingyou Machinery Equipment

Universal top screw


Powder high speed steel and powder stainless steel, is the world's top industrial tool steel using powder cure method (atomized powder in the hot state for isostatic pressure treatment) HIP to produce dense billets, uniform organization, fine grain size...

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 Xingyou Machinery Equipment

Clad alloy screw


The base material is made of high toughness and high hardness steel, and the surface of the screw is made of Ni-based, Ni+WC alloy powder fusion injection technology from the United States, which makes the working area of the screw alloy full cloak, with a thickness of 1~2mm and a bonding strength of about 210 bar...

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 Xingyou Machinery Equipment

Nitriding screw/tube


High quality nitriding steel SACM645 or SKD61 is used for surface vacuum nitriding treatment after quenching, and the nitriding furnace is developed and improved to distribute the gas evenly in the furnace by means of leaf fan agitation...

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 Xingyou Machinery Equipment

Alloy material tube


Double alloy material tube is a layer of 2~3mm alloy powder casted in the inner hole of the material tube by high temperature centrifugal casting to enhance the wear resistance, corrosion resistance and high temperature resistance of the inner hole...

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 Xingyou Machinery Equipment

Recommended Products

Starmate has professional R & D design, production technology, product control and technical service team, advanced processing equipment at home and abroad, and international famous steel manufacturers, large heat treatment We cooperate with international famous steel manufacturers and large heat treatment companies, select materials strictly and control heat treatment process strictly.

Recommended Products

Starmate has professional R & D design, production technology, product control and technical service team, advanced processing equipment at home and abroad, and international famous steel manufacturers, large heat treatment We cooperate with international famous steel manufacturers and large heat treatment companies, select materials strictly and control heat treatment process strictly.

About Us

Since the company was established more than 10 years ago, we have been adhering to the original intention of the business, upholding the spirit of pragmatism, integrity, responsibility, innovation and service


Ltd. was established in 2012, mainly engaged in the production and manufacture of high-quality screws and tubes for plastic machinery, since the company was founded more than 10 years ago Starmate team has been adhering to the original intention, uphold the spirit of pragmatism, integrity, responsibility, innovation and service. We have professional R&D design, production technology, product control and technical service team, advanced processing equipment at home and abroad, and international famous steel manufacturers...

Production workshop

Dongguan Xingyou Machinery Equipment Co., Ltd
Dongguan Xingyou Machinery Equipment Co., Ltd
Dongguan Xingyou Machinery Equipment Co., Ltd
Dongguan Xingyou Machinery Equipment Co., Ltd
Dongguan Xingyou Machinery Equipment Co., Ltd
Dongguan Xingyou Machinery Equipment Co., Ltd

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Quality is first, credibility is important, management is the basis, service is sincere