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PRODUCTS / Refractory products for Tundish /
Tundish Spray Mixes
Brand: PN-GS, PN-GSU, PN-GSC, PN-WP
PN-GS series spray mixes for tundish lining feature easy of coating, long life, high erosion/corrosion resistance, etc. They are ideal alternative product over previously used insulating board. It can be applied through spray machine.
PRCO supplies a wide range of spray mixes using magnesite, dolomite or magnesite-calcium as main raw materials, adopting unique additive and binders. Among which, non-phosphorus mix is designed for special steel grades, such as stainless steel. It can efficiently prevent molten steel from phosphorus pollution.
Main Properties
BrandMgO-CoatingMgO-CaO CoatingNon-phosphorus coating
PN-GS1PN-GSUPN-GS20PN-GSCPN-WP1
MgO(%) ;≥8082856580
CaO (%);≤02.май201.май1502.май
SiO2 (%) ;≤886610
BD (g/cm3)110℃×24h2.00±0.202.10±0.202.15±0.201.80±0.201.90±0.20
CCS (MPa); ≥110℃×24h57855
1500℃×3h81012610
Reheat linear change (%)1500℃×3h-2.0±0.5-2.0±0.5-1.8±0.5-3.0±0.5-2.5±0.5
Water addition (%)27±225±220±222±225±2

Packaging: Export bag on wooden pallet.
Handling & storage: Always move or store under dry conditions.
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