طلبات صناعة كيميائية / الجزائر

here we have a small foundry, we need furan resin (low nitrogen content or free) and paratoluen sulfonic catalyst for sand casting. For this we will need samples for laboratory scale tests (01 liter resin + 05 liters of catalyst). We will also need: - coating based on Zircon soluble in alcohol - exothermic powder for covering weights. - ferro silicon 75 - Silicon Calcium - Silicon manganese - Ferro manganese carburized - Refined ferro manganese Please send us an offer.