Company news

Still Using Pure Aluminum for Deoxidation and Struggling with Inclusions That Won’t Float? Try Si-Al-Ca Deoxidizer – Is the Purification Effect Truly More Complete?

In steelmaking, deoxidation is the critical link that determines molten steel cleanliness and ultimately the mechanical properties of the finished product. Pure aluminum (aluminum ingots, aluminum granules) has long been used as a strong deoxidizer, but its deoxidation product – Al₂O₃ (alumina) – has a high melting point and brittle nature, making it difficult to agglomerate and float out of the molten steel.

2026-07

Continuous Casting Nozzle Frequently Clogged? Can Si-Al-Ca Deoxidizer Transform Al₂O₃ Inclusions into Liquid State for Removal?

In continuous casting production, nozzle clogging is a persistent challenge for metallurgists. The buildup at the submerged entry nozzle primarily consists of high-melting-point calcium aluminates such as CaO·6Al₂O₃, CaO·2Al₂O₃, and CaO·Al₂O₃, along with alumina-based oxides.

2026-07

Your Supplier: Selling Taphole Clay, or Helping You Make Iron?

In ferroalloy smelting, taphole clay may look like a minor consumable. But it directly determines furnace stability and tapping efficiency. As a procurement manager, are you still patting yourself on the back for "saving $200 per ton of clay"? If so, you're likely losing far more profit than you're saving.

2026-07

In the Era of Fully Enclosed Tapping Areas, “Smoke-Free” Taphole Clay Is a Must-Have, Not a Nice-to-Have

When environmental compliance shifts from “end-of-pipe treatment” to “source control”, and when fully enclosed tapping areas become the industry standard, one thing is being redefined: the “smoke-free” performance of taphole clay is no longer a selling point that suppliers use to differentiate themselves—it is a baseline requirement that determines whether a procurement decision can even move forward.

2026-07

Rising Tar Tax Rates: Are You Still Using High-Tar Taphole Clay?

In the "last mile" of ferroalloy smelting, taphole clay — though a consumable — directly determines the operational efficiency and safe production cycle of blast furnace tapholes. With recent environmental policies tightening and tar tax rates on a continued upward trend, the economics of taphole clay procurement are being fundamentally reshaped.

2026-07

Does Taphole Clay Contain Tar? Are There Low-Smoke, Odorless Alternatives? — A Practical Procurement Guide from Beifang Alloy

In ferroalloy smelting, taphole clay is a critical functional refractory material used to seal the taphole, maintain taphole depth, and ensure stable blast furnace operation. However, procurement and operations teams face two persistent challenges: Is tar truly unavoidable in traditional taphole clay? Are there eco-friendly alternatives that deliver equal or better performance?

2026-07

Workers Reluctant to Clean Taphole Clay: Is It High Labor Intensity or Excessive Material Adhesion?

In the daily production of ferroalloy smelting furnaces, the willingness and efficiency of front-of-furnace workers directly impact the stability of tapping operations and overall production rhythm.

2026-06

Sudden “Cracking” of Taphole Clay Under High Temperature: An Inherent Material Flaw or a Preventable Safety Hazard?

The scene is all too familiar in ferroalloy plants and blast furnace operations: taphole clay suddenly cracks or bursts just before the tap hole, sending molten iron splashing, forcing emergency shutdowns, damaging equipment, and—in the worst cases—endangering personnel safety.

2026-06

Sudden “Cracking” of Taphole Clay at High Temperatures: An Inherent Material Flaw or a Preventable Safety Hazard?

In the high-temperature battlefield of ferroalloy smelting, taphole clay serves as the first line of defense for the taphole. Yet when taphole clay suddenly "cracks" under extreme heat—ranging from minor slag/iron runouts to full-blown safety incidents—the consequences can cascade into hours or even days of unplanned production stoppage.

2026-06

Why Does Some Taphole Clay Go “Soft in Summer, Hard in Winter”? — It’s Not Superstition, It’s Formulation

2026-06