Core product range
Technical selection
01 / Metal Additives
Metal additives for aluminum alloy adjustment
Chromium, copper, manganese, silicon and titanium-boron materials selected according to target element, alloy grade and melt practice.
Melt treatment
Process dependent
02 / Refining Flux
Granulated and series refining flux
GRF and HYJL refining flux options for aluminum and aluminum-alloy melt treatment needs described in the source material.
Dross-off work
Request recommendation
03 / COVER 11 Dross-Off Flux
COVER 11 for surface protection and dross-off
Dross-off flux for protecting liquid metal surface, reducing oxidation loss, and supporting surface impurity removal.
Inquiry support
Send alloy grade, furnace route and melt condition for a practical recommendation.
Public certificates
ISO 9001, ISO 14001 and IATF 16949 certification images are uploaded in media.
Product pathways
Select materials by melt-treatment need
Choose a starting point by alloy adjustment, melt refining, dross-off work or process documentation needs.
Metal Additives
Additive materials for aluminum alloy composition adjustment, including common alloying-element needs.
Granulated Refining Flux
GRF series materials for aluminum and aluminum-alloy melt treatment applications.
Refining Flux
HYJL and related refining-flux options selected by alloy condition and treatment requirements.
COVER 11 Dross-Off Flux
Surface protection and dross-off material for reducing oxidation loss and supporting impurity removal.
Aluminum melt treatment materials
Zhongshan Huayu metallurgy materials
Source-backed metal additives, grain refiners, refining flux and dross-off flux for aluminum and non-ferrous melt treatment applications.
Share alloy grade, furnace route, melt condition and target result to receive a practical product recommendation.
Product scope
Additives, refiners, fluxes
Quality systems
ISO 9001 / ISO 14001 / IATF 16949 certificates uploaded
Contact
WECHAT 13928150893 / WHATSAPP +86 13928150893
Huayu materials
COVER 11 Dross-Off Flux
Request technical selection
Dross-off flux for protecting the liquid metal surface from oxidation, minimizing metal loss during dross-off, and removing impurities from the melt surface.
Metal additives
Cr, Cu, Mn, Si and related alloying needs
Refining flux
GRF, HYJL and sodium-free options by process
Dross-off flux
COVER 11 for surface protection and dross-off work
Huayu product materials for aluminum melt treatment and alloy composition adjustment.
Metal additives / refining flux / COVER 11
Supplier qualification
Source-backed materials for non-ferrous alloy processing
Huayu pages are organized around application fit, treatment goal and available product type, with unsupported details left for inquiry confirmation.
01 / Product fit1
Selection starts from alloy and melt condition
Compare additives, refining flux and COVER 11 by target element, furnace route, melt condition and treatment goal.
Alloy / furnace / target result
02 / Quality systems2
Certificates available for buyer review
ISO 9001, ISO 14001 and IATF 16949 certificate images have been uploaded to support supplier qualification checks.
ISO 9001 / ISO 14001 / IATF 16949
03 / Inquiry support3
Application details are confirmed before recommendation
Missing specifications, packaging needs or market requirements are handled by inquiry instead of being invented on the page.
WeChat / WhatsApp
Core Products
Fluxes, additives and refining materials
Start with Huayu products used for non-ferrous alloy processing: metal additives, granulated refining flux, refining flux and COVER 11 dross-off flux.
Product information is organized for alloy-processing selection, not retail shopping.
View all products
COVER 11 Dross-Off Flux
Dross-off flux for protecting the liquid metal surface from oxidation, minimizing metal loss during dross-off, and removing impurities from the melt surface.
HYJL Series Refining Flux
Refining flux family for aluminum-alloy melt treatment, with different variants for alloy compatibility including sodium-free options and magnesium-containing aluminum alloys.
GRF Series Granulated Refining Flux
Granulated refining flux for removing hydrogen, non-metallic inclusions, and alkali metals such as sodium, calcium, and lithium during aluminum and aluminum-alloy melting.
Silicon Additive / Fast Melting Silicon
Fast melting silicon additive for preparing or adjusting alloy composition.
Manganese Additive
Manganese additive for alloy composition adjustment in aluminum processing applications.
Copper Additive
Copper additive for alloy composition adjustment in aluminum processing applications.
Application and documentation
Choose by alloy, furnace condition and treatment goal
Use the product pages and technical articles as a starting point, then confirm the final material choice with Huayu based on your process.
Alloy adjustment
Metal additives are compared by target alloying element and aluminum processing need.
Melt refining
Refining flux and GRF options are selected by alloy condition and treatment objective.
Dross-off protection
COVER 11 supports surface protection, dross-off work and impurity removal at the melt surface.
Qualification Notes
Information buyers can review before inquiry
Source-backed company and product information
Uploaded ISO 9001, ISO 14001 and IATF 16949 certificate images support supplier qualification checks.
Certification documents
Uploaded media
Product pages focus on application fit, treatment goal and available product type rather than unsupported claims.
Product selection
Flux and additive materials
Missing specifications are left for inquiry so buyers can confirm the right material for their alloy and furnace conditions.
Inquiry support
WeChat / WhatsApp
Technical Articles
Selection notes for non-ferrous alloy processing
Read practical articles on refining flux selection, granulated refining flux performance and metal additive comparison.
View all articlesFeatured articleJul 30, 2026
How Granulated Refining Flux Removes Hydrogen and Inclusions from Molten Aluminum
A practical guide to how GRF granulated refining flux works with inert gas injection to remove hydrogen, inclusions, and alkali metals from molten aluminum.
Technical digest
Jul 30, 2026
Choosing Refining Flux for Different Aluminum Alloy Melts
Compares refining-flux selection by alloy condition, magnesium content, silicon content, and pollution-free or sodium-free requirements using the source product table.
Jul 29, 2026
Metal Additives for Aluminum Alloy Composition Adjustment: What Buyers Should Compare
A practical guide to comparing additive codes, target alloying elements, product form, and process fit before requesting a recommendation.
Buyer Questions
What to confirm before selecting a material
Use the technical articles and product pages as a starting point, then confirm the final selection with Huayu.
For urgent discussion, use WeChat 13928150893 or WhatsApp +86 13928150893.
Technical Updates
Ask Huayu for product and application updates
Share your alloy-processing requirement to receive relevant product selection information and document support.
Contact
Tell Huayu what material you need
Send alloy system, melt-treatment goal, furnace condition and documentation needs. Huayu can discuss suitable flux, additive or refining material options.
WeChat
13928150893
WhatsApp
+86 13928150893
Address
HengDang Chemical Industrial Zone-2, Huangpu Town, Zhongshan City, Guangdong Province, China
Inquiry Note
Share alloy, furnace condition, material target and documentation needs.
Inquiry intake
Send the details
Share product requirements so Huayu can discuss suitable options.