About Us

Henan LIMING Heavy Industry Science and Technology Co. LTD which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m ². Another workshop in Shangjie Industry Park covers 67000 m ². Over the more than 30 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now LIMING has become the leader in domestic and oversea machinery manufacturing industry.

120

million

cubic meters

Industrial chain production base

70

national patents

689sets

national patents

170

Equipment service country

Company Culture

core values of the company

Create Value

Share Value

Observe Order

Respect Value

Service philosophy

Religious, fine, tight, and harmonious

LIMING spirit

Standardization, value, serialization, and differentiation will always exceed our contract

Brand Concept

Create and promote civilization, refine and interpret brilliantly

Business philosophy

Religious, meticulous, rigorous, and harmonious work

Our Global Footprint

Case Scene

immersion gold circuit board, immersion gold circuit

Alibaba offers 4,738 immersion gold circuit board products. A wide variety of immersion gold circuit board options are available to you, such as number of layers.

IMMERSION GOLD PCB

10L immersion gold high tg buried blind hole printed circuit board min-hole 8L 5-7mil 2oz planting gold wiring board 4L immersion silver black core fr4 printed circuit board

Immersion Gold Board Factory, Custom Immersion

High Tech Immersion Gold HDI PCB/PCB Board/Circuit Board. Unit Price: US $ 0.1-0.5 / pcs. Min. Order: 1 pcs. Add to Inquiry Basket. 4 Layers Immersion Gold 2 U" Rigid PCB Printed Circuit Board Made of Fr4 Tg135 in Green Ink. 4 Layers Immersion Gold 2 U" Rigid PCB Printed Circuit Board

What are the benefits of immersion gold circuit boards?

Immersion gold generally has a thickness of 1-3 Uinch, so the thickness of gold made by the surface treatment method of Immersion Gold is generally thicker. Therefore, the surface treatment method of Immersion Gold is commonly used in key boards, gold finger boards and other circuit boards.

1.6mm 4layer Immersion Gold for Electronics Circuit

China 1.6mm 4layer Immersion Gold for Electronics Circuit Board PCB, Find details about China PCB, PCB Board from 1.6mm 4layer Immersion Gold for Electronics Circuit Board PCB - Shenzhen Lefang Electronics Co., Ltd.

China Immersion Gold Circuit Board Manufacturers

2021-5-18  Immersion Gold Circuit Board Manufacturers, Factory, Suppliers From China, We're going to make higher efforts that can help domestic and international potential buyers, and produce the mutual advantage and win-win partnership between us. we're eagerly waiting for your sincerely cooperation.

Immersion Gold+osp Pcb Factory, Custom Immersion

Custom Electronic PCB Immersion Gold 1.6mm 1oz Circuit Board Supplier PCB Factory

gold immersion pcb, gold immersion pcb Suppliers

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China Immersion Gold Multi-Layer PCB Printed Circuit

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China 6-26 Layers Immersion Gold Circuit PCB Board

2021-6-5  Shenzhen lumei Jinyu Electronics Co., Ltd. was founded in 2011, is a professional production of double-sided,multi-layer high-precision circuit board and OEM, ODM integration enterprise. It has a production area of more than 50000 square meters, more than 2000 employees and a monthly production capacity of 1.5 million square feet.

IMMERSION GOLD PCB

10L immersion gold high tg buried blind hole printed circuit board min-hole 8L 5-7mil 2oz planting gold wiring board 4L immersion silver black core fr4 printed circuit board

What are the benefits of immersion gold circuit boards?

To put it simply, immersion gold is to use a chemical deposition method to produce a metal coating on the surface of the circuit board through a chemical oxidation-reduction reaction. One-stop Automotive Electronics Solution: PCB Manufacturing, Components Sourcing, PCB Assembly, Testing.

1.6mm 4layer Immersion Gold for Electronics Circuit

China 1.6mm 4layer Immersion Gold for Electronics Circuit Board PCB, Find details about China PCB, PCB Board from 1.6mm 4layer Immersion Gold for Electronics Circuit Board PCB - Shenzhen Lefang Electronics Co., Ltd.

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Alibaba offers 23,479 gold immersion pcb products. A wide variety of gold immersion pcb options are available to you, such as warranty of core components, warranty, and showroom location.

China 6-26 Layers Immersion Gold Circuit PCB Board

PCB Board, PCB Assembly, Automotive PCB manufacturer / supplier in China, offering 6-26 Layers Immersion Gold Circuit PCB Board with Impedance Control Black PCB, White Silk Screen Yellow Oil Hal Four Layers Rigid Flex PCB, Double Side Flex PCB Board LED Strip Light FPC and so on.

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PCB, PCB Circuit Board, PCB Board manufacturer / supplier in China, offering Immersion Gold Multilayer PCB Circuit Board, Electronics PCB Circuit Board Fr4 94V0 RoHS PCB Board for Home Automation Appliances, Shenzhen Smart Bidet V0 Fr4 SMT PCB Assembly PCBA PCB Board and so on.

China Monitor 1.6mm 1oz Immersion Gold PCB -

PCB Design, PCB Manufacture, PCB Manufacturing manufacturer / supplier in China, offering Monitor 1.6mm 1oz Immersion Gold PCB, Electronics PCB Circuit Board Fr4 94V0 RoHS PCB Board for Home Automation Appliances, Shenzhen Smart Bidet V0 Fr4 SMT PCB Assembly PCBA PCB Board and so on.

Electroless Nickel Immersion Gold MacDermid

MacDermid Enthone’s Affinity ENIG 2.0 is a highly stable, low corrosion electroless nickel / immersion gold process developed with the needs of OEMs and quality engineers in mind. The benefits of Affinity ENIG 2.0 come from its highly tightened process variation compared to competing processes.

China High Density Multilayer PCBs, Immersion gold

2021-5-25  High Density Multilayer PCBs, Immersion gold PCBs, Shenzhen PCB Manufacturer; Professional 94v0 Circuit Board Electronics PCB PCBA Circuit Board pcba oem; Professional 94v0 Circuit Board Electronics PCB PCBA Circuit Board pcba oem; Hot Sale PCBA Board PCB Assembly Circuit Board Manufacturer And supplier

Electroless Nickel Immersion Gold MacDermid

MacDermid Enthone’s Affinity ENIG 2.0 is a highly stable, low corrosion electroless nickel / immersion gold process developed with the needs of OEMs and quality engineers in mind. The benefits of Affinity ENIG 2.0 come from its highly tightened process variation compared to competing processes.

Immersion Gold PCB Manufacturing - Printed Circuit Board ...

7) Immersion gold is generally used for the board with higher demanding (flatness shall be good), generally, the immersion gold will not generate the phenomenon of black pad after assembly. The flatness and shelf life of immersion gold circuit boards are as good

Process introduction of immersion gold PCB

To put it simply, immersion gold PCB is a method of chemical deposition, which produces a layer of metal coating on the surface of the circuit board through a chemical oxidation-reduction reaction. 1. The role of immersion gold technology. The copper on the circuit board is mainly red copper, and the copper solder joints are easily oxidized in ...

An Overview of Immersion Gold ENIG Surface Finish

2017-6-20  Immersion gold provides good plating around the holes in the circuit board. The gold plating is gold wire bondable, and can be soldered easily. ENIG surface finish is best for fine pitch products because the tracks or pads are square-edged and flat. ENIG complies with all RoHS requirements.

Multilayer Printed Circuit Board Immersion Gold-PCB

Multilayer Printed Circuit Board Immersion Gold-PCB Layer : 4 Layers Base Material : FR4 Copper Thickness : 1OZ Outer layer / 0.5OZ Inner Layer Board Thickness : 1.60mm Min. Hole Size : 8 mil (0.2mm) Min. Line Width : 4 / 4 mil (0.1mm/0.1mm) Min. Line Spacing : 4 / 4 mil (0.1mm/0.1mm) Surface Finishing : Immersion gold Solder Mask Color : Green ...

China FPC Board Manufacturer Immersion Gold FPC

immersion gold. Origin. Made in China. HS Code. 85340019. Product Description. Founded in 2001,Exceeding Electronics Group Ltd,provides world-class customer support services. We are an industry lead in automotive, telecommunications, computer, industrial control, medical and power and energy PCB. Buyers from international markets choose to ...

China 2 Layer Immersion Gold PCB - China PCB,

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Immersion gold PCBs Exporter: FASTPCBA Co. Ltd

Exporter of Immersion gold PCBs: FASTPCBA Co. Ltd from China. ... Mobile Electronics Show; Smart Home and Appliances Show; ... Immersion gold PCB Circuit Board,Fr4 PCB Assembly PCBA for Vehicular Communication with IATF16949. US$ 0.5 - 8 / Piece. 1 (Min. Order) Inquire Chat.

Immersion Gold PCB Assembly Board Immersion Gold

2015-6-29  Immersion Gold PCB Assembly Board Immersion Gold PCB Assembly Board JPX-H-005 - OEM Products Made In China, China Manufacturer. Immersion gold PCB assembly board Specifications: Layers: 2 Material: FR-4 Surface finishing: immersion gold Finishing board thickness: 0.8mm Hole dimensions: 0.2mm Minimum width/spacing: 3/3-mil Finishing board

Surface Finishes for Printed Circuit Boards

Electroless Nickel Immersion Gold (ENIG) ENIG is now one of the most widely used PCB finishes even though it has a high cost per board. It uses two layers to cover the copper. The first layer is an electroless nickel plate which is covered by the second layer, a thin sheet of immersion gold.

China Immersion Gold PCB Circuit Board with High

PCB, PCBA, Circuit Board manufacturer / supplier in China, offering Immersion Gold PCB Circuit Board with High Quality, 94V0 PCB for Power Bank with 1.6mm Board Thickness, Assembly Service Rigid Multi-Layer PCB Product ODM and PCBA Manufacture and so on.

Process introduction of immersion gold PCB

To put it simply, immersion gold PCB is a method of chemical deposition, which produces a layer of metal coating on the surface of the circuit board through a chemical oxidation-reduction reaction. 1. The role of immersion gold technology. The copper on the circuit board is mainly red copper, and the copper solder joints are easily oxidized in ...

Electroless Nickel Immersion Gold MacDermid

MacDermid Enthone’s Affinity ENIG 2.0 is a highly stable, low corrosion electroless nickel / immersion gold process developed with the needs of OEMs and quality engineers in mind. The benefits of Affinity ENIG 2.0 come from its highly tightened process variation compared to competing processes.

Multilayer Printed Circuit Board Immersion Gold-PCB

Multilayer Printed Circuit Board Immersion Gold-PCB Layer : 4 Layers Base Material : FR4 Copper Thickness : 1OZ Outer layer / 0.5OZ Inner Layer Board Thickness : 1.60mm Min. Hole Size : 8 mil (0.2mm) Min. Line Width : 4 / 4 mil (0.1mm/0.1mm) Min. Line Spacing : 4 / 4 mil (0.1mm/0.1mm) Surface Finishing : Immersion gold Solder Mask Color : Green ...

China FPC Board Manufacturer Immersion Gold FPC

immersion gold. Origin. Made in China. HS Code. 85340019. Product Description. Founded in 2001,Exceeding Electronics Group Ltd,provides world-class customer support services. We are an industry lead in automotive, telecommunications, computer, industrial control, medical and power and energy PCB. Buyers from international markets choose to ...

Competitive Price FPC PCB with Immersion Gold

PCB Board, PCB Assembly, FPC PCB manufacturer / supplier in China, offering Competitive Price FPC PCB with Immersion Gold Circuit Board, PCB Board/ Circuit Board/ Printed Circuit Board/ Rigid PCB/PCB, High Qaulity 1-18 Layer Printed Circuit Board Manufacturer PCB Factory and so on.

China 2 Layer Immersion Gold PCB - China PCB,

China 2 Layer Immersion Gold PCB, Find details about China PCB, Immersion Gold PCB from 2 Layer Immersion Gold PCB - Zhejiang Oulong Electric Co., Ltd.

The difference between immersion gold and gold

2021-6-21  The immersion gold board only has nickel and gold on the pads, so it will not produce gold wires and cause slight shortness. 6. The immersion gold board only has nickel and gold on the pads, so the solder mask on the circuit and the copper layer are more firmly combined.

Immersion Gold PCB Assembly Board Immersion Gold

2015-6-29  Immersion Gold PCB Assembly Board Immersion Gold PCB Assembly Board JPX-H-005 - OEM Products Made In China, China Manufacturer. Immersion gold PCB assembly board Specifications: Layers: 2 Material: FR-4 Surface finishing: immersion gold Finishing board thickness: 0.8mm Hole dimensions: 0.2mm Minimum width/spacing: 3/3-mil Finishing board

China Fr-4 Tg135 4 Layer Immersion Gold PCB - China ...

China Fr-4 Tg135 4 Layer Immersion Gold PCB, Find details about China Printed Circuit Board, Printed Circuit Board PCB from Fr-4 Tg135 4 Layer Immersion Gold PCB - Dongguan Shiyu PCB Co., Ltd.