Profile: NSL Chemicals Ltd. is engaged in lime, refractory, trading materials, road stones, and waste oil recycling & services. We are accredited with ISO 9001 certification. We produce and supply monolithic refractories and chemicals for the steel industry, cement kilns, aluminum industry, incineration plants, and petrochemical industries. Our refractory products include plastic refractories, ramming materials, castables, gunning materials, and refractory mortars (cement).