highly-rated carbon pcb leveling cheapest factory price for wholesale

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Application Scope

Multilayer PCB developed and produced by our company can be widely used in various industries and professional fields.A-TECH is able to meet customers' needs to the greatest extent by providing customers with one-stop and high-quality solutions.

Company Advantages
1. All raw materials of A-TECH lead free hasl pcb are subjected to intense and systematic quality control in our factory.
2. The product features the desired safety. It won't pose any electrical hazards that would cause shock, fire, or explosion and is not inclined to occur electric leakage problems.
3. This product has good color fastness. It will not fade or begin to look ratty after prolonged exposure to the sun or being washed for a certain number of times.
4. The development of the product is consistent with the current industry trends.

HAL(Lead Free), the full name is Hot Air leveling with Lead Free. Compared with HASL, the main difference for HAL(Lead Free) is the element of material which do not contain Lead(Pb), so it’s RoHS Compliant and it’s much more popular and widely used in PCB manufacturing.

HAL(Lead Free) requires higher run temperatures for lead free solder and longer contact time, the production cost for HAL(Lead Free) is slightly higher than HASL(Tin/Lead).

The manufacturing process of HAL(Lead Free) is similar to HASL(Tin/Lead), the circuit boards will be submersed in molten solder(Lead Free). This solder will cover all the exposed copper surfaces. Upon retraction from the solder, high pressure hot air is blown over the surface through air knives, this levels the solder deposit and removes the excess solder from the surface of printed circuit boards.

The typical thickness of HAL(Lead Free) is 1-40um and the shelf life is 12 months.

The advantages of HAL(Lead Free) surface finish

● Good solderability / wettability
● RoHS Compliant
● Good reflow properties
● Large processing window is allowed
● Multiple thermal excursions
● Can be widely used

The disadvantages of HAL(Lead Free) surface finish

● Uneven surface
● Not suitable for PCBs with fine pitch
● Thermal shock
● Solder bridge
● Plugged or Reduced plated through holes

A-TECH have HAL(Lead Free) surface finish in house, It’s basically the highest proportion of finish used for circuit boards without fine pitch or high density layout. We don’t have any additional cost for HAL(Lead Free) surface finish.

Company Features
1. A-TECH CIRCUITS Co., Ltd. primarily focuses on designing, developing and manufacturing carbon pcb .
2. Our plant is equipped with complete production facilities for testing products to international standards and norms. These facilities enable us to provide quality products per customers' requirements.
3. We are constantly pursuing high quality pcb mask. Get price! To be a pioneer in pcb surface finish sector, A-TECH CIRCUITS Co., Ltd. has been doing our utmost to serve clients. A-TECH CIRCUITS Co., Ltd. will continue to follow the purpose of 'for the sake of customers, provide high-quality products'. Get price!

b******r

Before delivery, A-TECH pcb surface finish has to undergo a wide range of tests. It is strictly tested in terms of the strength of its materials, statics&dynamics performance, resistance to vibrations&fatigue, etc. Founded in 2003, Wenzhou Eugenia Eyewear Factory is one of the leader supplier of sunglasses / reading glasses in Metal, Plastic, Metal / Plastic in, and eyewear accessories in Wenzhou. And we already have built our good reputation by providing high quality products and value-added solution in the industry. Our mission is to be a true value-added manufacturer by providing services beyond value and quality to build strong and sustainable customer relationships. We pride on our extensive product knowledge and unparalleled customer support

p******r

A-TECH pcb surface finish has been tested according to the general standards. It is tested in terms of functionality, strength, stiffness, wears, and corrosion. Founded in 2003, Wenzhou Eugenia Eyewear Factory is one of the leader supplier of sunglasses / reading glasses in Metal, Plastic, Metal / Plastic in, and eyewear accessories in Wenzhou. And we already have built our good reputation by providing high quality products and value-added solution in the industry. Our mission is to be a true value-added manufacturer by providing services beyond value and quality to build strong and sustainable customer relationships. We pride on our extensive product knowledge and unparalleled customer support

c******y

A-TECH lead free hasl pcb is strictly assessed after production. Many factors include part tolerances, size limitations, materials properties, mechanical analysis, and function realization have been analyzed. Founded in 2003, Wenzhou Eugenia Eyewear Factory is one of the leader supplier of sunglasses / reading glasses in Metal, Plastic, Metal / Plastic in, and eyewear accessories in Wenzhou. And we already have built our good reputation by providing high quality products and value-added solution in the industry. Our mission is to be a true value-added manufacturer by providing services beyond value and quality to build strong and sustainable customer relationships. We pride on our extensive product knowledge and unparalleled customer support

b******f

A-TECH pcb mask is manufactured adopting advanced machines. These machines mainly include punching machine, bending machine, stamping machine, milling machine, cutting machine, etc. Founded in 2003, Wenzhou Eugenia Eyewear Factory is one of the leader supplier of sunglasses / reading glasses in Metal, Plastic, Metal / Plastic in, and eyewear accessories in Wenzhou. And we already have built our good reputation by providing high quality products and value-added solution in the industry. Our mission is to be a true value-added manufacturer by providing services beyond value and quality to build strong and sustainable customer relationships. We pride on our extensive product knowledge and unparalleled customer support

k******n

The creation of A-TECH pcb mask involves some advanced technologies. They include mechanical systems technology, automatic control technology, sensing technology, and servo-drive technology. Founded in 2003, Wenzhou Eugenia Eyewear Factory is one of the leader supplier of sunglasses / reading glasses in Metal, Plastic, Metal / Plastic in, and eyewear accessories in Wenzhou. And we already have built our good reputation by providing high quality products and value-added solution in the industry. Our mission is to be a true value-added manufacturer by providing services beyond value and quality to build strong and sustainable customer relationships. We pride on our extensive product knowledge and unparalleled customer support

b******e

The product undergoes rigorous quality checks under the supervision of qualified professionals to ensure quality. Founded in 2003, Wenzhou Eugenia Eyewear Factory is one of the leader supplier of sunglasses / reading glasses in Metal, Plastic, Metal / Plastic in, and eyewear accessories in Wenzhou. And we already have built our good reputation by providing high quality products and value-added solution in the industry. Our mission is to be a true value-added manufacturer by providing services beyond value and quality to build strong and sustainable customer relationships. We pride on our extensive product knowledge and unparalleled customer support

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A-TECH leveling carbon pcb cheapest factory price for wholesale