To meet the customers' over-expected pleasure, now we have our potent staff to offer our greatest general service which includes internet marketing, sales, planning, output, quality controlling, packing, warehousing and logistics for 17-4PH Stainless Steel Metal Powder for MIM, Silver Paste for Piezoelectric Ceramics, Additive Manufacturing Powder. The mission of the company is a good interpretation of the purpose and significance of our company's development. Our company has been following the corporate policy of 'taking integrity as the cornerstone, market as the link, quality for survival, innovation for development', and welcome your visit! For many years, we have a high degree of professionalism, rigorous scientific management, considerate after-sales service, and carry forward the enterprise spirit of "unity, dedication, pioneering and innovation".
Preparation method of high sintering activity silver powder, S1. raw silver powder mixed with water to prepare a silver powder system, the silver powder system for circulation homogeneity dispersion, adding silver nitrate, dispersant and weak reducing agent, mixing evenly; S2. Heat the system in step S1 to 40-80℃ and add pH regulator to pH 8-13 for reduction reaction; S3. After the reaction is completed, the silver powder obtained is cleaned and separated to obtain the silver powder with high sintering activity. The silver powder is coated with nano-silver film on the core surface of the silver powder. The nano-silver film has a high specific surface area and improves the surface sintering of the silver powder, The activity reduces the sintering temperature of solar silver paste, and basically retains the physical and chemical properties of the core of silver powder.
Product Parameters
High sintering activity silver powder | Name | PSD(D50 μm) | Apparent Density(g/cm3) | Tap Density (g/cm3) | Burning loss(%) |
Mana-100S | 1.5-6.0 | 0.8-1.2 | 1.6-2.8 | <0.5 | |
Mana-200S | 2.0-4.0 | 2.8-3.4 | 4.5-6.0 | <0.5 | |
Mana-500S | <0.5 | 2.1-2.5 | 2.8-3.4 | <2.0 | |
Mana-600S | <0.5 | 2.1-2.5 | 2.8-3.4 | <2.0 | |
Mana-750S | <0.5 | 1.1-1.4 | 1.8-2.4 | <1.0 |
* Remark:Supporting customized according to customer requirements
Application:
It is widely used in EL cold light sheet, display screen, piezoelectric crystal, transistor, solar cell field, photovoltaic cell, buzzer Device, ceramic capacitor and other electronic components and components of the package and bonding.
Production Platform:

Our Advantages

FAQ
1. Who are we?
We are based in Hunan, China, our product sell to Asia, Europe, America, North America and Southeast Asia, and we are fully capable of undertaking global business. There are total about 50-100 people in our factory.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us?
3D printing metal powder ,MIM powder, Brazing powder&paste, Electronic paste, the products included are 316L,17-4ph,H13,FeSiAl,Inconel718,Inconel625, Silver based filler metal, Copper based filler metal, Nickel based filler metal, Silver paste,Rare earth products.
4. Why should you buy from us not from other suppliers?
Hunan Mana Materials Technology Co.,Ltd is a professional manufacture metal powder and paste .High purity rare earth series and other products etc. We have factory. We are sure we can supply the high quality products with competitve price.
5. What services can we provide?
Accepted Delivery Terms: FOB,CIF,EXW,DDP,DDU,Express Delivery;
Accepted Payment Currency:USD,RMB
Accepted Payment Type: T/T,Paypal
Language Spoken:English,Chinese
For a long time, the company has won the credibility of customers with its unity and forge ahead professionalism, innovative pioneering spirit and customer-oriented service principle, and has become a pioneer and leader in the application of Conductive Metal Powder industries at home and abroad. We are constantly improving ourselves, improving product quality and gradually climbing to a new level in the market. We will continue to publicize this valuable enterprise personality. We uphold the principle of customer first, serve every customer, and pursue customer satisfaction is our responsibility.
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