Perma Construction Aids Pvt. Ltd. Offers High Range Hyper Plasticizing Admixture for Quality Concrete. Perma Construction Aids Pvt. Ltd. Is an ISO 9001:2000 certified company. The model name of High Range Hyper Plasticizing Admixture for Quality Concrete is Perma Hyper Plast. The High Range Hyper Plasticizing Admixture for Quality Concrete is dark brown color thick liquid plasticizer for concrete based on polymers and naphthalene. This is applicable for production of hyper plasicised concrete with very long slump retention and ultra high strength concrete. The coverage area of High Range Hyper Plasticizing Admixture for Quality Concrete is 0.8 to 1.8 percent by weight of cement. This admixture is available in 25 and 260 kg packs.