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Industrial buyers need desulfurization materials that fit their process conditions, dosing systems and supply requirements. Tianjin Huineng Environmental Protection Technology Co., Ltd. produces high-specific-surface calcium hydroxide for dry flue gas treatment, water treatment and selected calcium-based materials applications. Made with high-activity quicklime and customized composite active additives, the product is manufactured with controlled process parameters to support consistent performance.
Designed for Reactive Performance
High specific surface area and pore volume are key product characteristics for customers evaluating calcium hydroxide as a dry desulfurization sorbent. Huineng offers First Grade and Superior Grade specifications, allowing buyers to assess the product against their application requirements. The Superior Grade specification lists calcium hydroxide purity of at least 95%, specific surface area of at least 55 m²/g, pore volume of at least 0.25 cm³/g, heavy metal content no greater than 10 mg/kg, a 325-mesh sieve rate of 95%, and drying loss no greater than 1%. First Grade specifications include purity of at least 90%, surface area of at least 45 m²/g, pore volume of at least 0.2 cm³/g, heavy metals no greater than 10 mg/kg, a 325-mesh sieve rate of 90%, and drying loss no greater than 1%.
These defined indicators provide a practical starting point for procurement review and technical discussions. Buyers can compare grade requirements with their process design, operating conditions and incoming-material inspection procedures before placing an order.
Applications Across Industrial Processes
High-specific-surface calcium hydroxide is used in dry flue gas desulfurization, including as an alternative to sodium bicarbonate in suitable systems. The stated operating temperature range for dry desulfurization is from ambient temperature up to 500°C. It is also applied in water treatment and high-end calcium-based new materials. After desulfurization, the resulting ash is calcium-based solid waste that may be available for resource recovery, subject to local regulations and the receiving process.
Huineng's reported application experience spans steel, coking, glass and waste-to-energy operations. Examples include hot-stove desulfurization at a 4,500 blast furnace, dry coke-quenching desulfurization, dry desulfurization combined with SCR denitrification, and boiler acid removal at a waste-to-energy facility processing 350 tons per day. Water-treatment examples include electroplating wastewater and industrial wastewater treatment. These references illustrate the range of process contexts in which the company reports product use; suitability should be confirmed for each plant and system.
Supply Options and Handling
Product images show white powder supplied in bags, with bulk bags also visible in warehouse and loading scenes. For high-end calcium hydroxide, the stated packaging options are 25 kg, 50 kg, 750 kg and 1,000 kg woven bags with PE inner bags. Moisture-protective packaging is intended to help limit caking during long-distance sea transport. Packaging selection can be discussed in relation to handling equipment, storage conditions and shipment planning.
A separate high-end calcium hydroxide product specification lists two grades: First Class and Superior Grade. The listed indicators include purity of at least 90% and 95%, heavy metal content no greater than 10 mg/kg, 325-mesh sieve rates of 90% and 95%, drying loss no greater than 0.5%, and whiteness values of 90 and 92, respectively. This product is described for water-treatment dosing, including automated systems, and as a raw material for calcium stearate and petroleum lubricants. Buyers should identify the product variant and applicable specification when requesting technical documents or a quotation.
Manufacturer and Engineering Capabilities
Tianjin Huineng Environmental Protection Technology Co., Ltd. is a national high-tech enterprise focused on high-specific-surface calcium hydroxide research and production, flue gas desulfurization and denitrification, and EPC and O&M services for flue gas waste heat recovery systems. The company reports 35 years of experience in waste heat recovery and environmental control, a Municipal Enterprise Technology Center, one expert receiving a State Council Special Allowance, 14 senior technical professionals and 35 engineers.
Its capabilities extend beyond material supply to process design, equipment fabrication, automated production line construction and operating services for calcium-based desulfurizer projects. The company also reports qualifications for boiler and pressure-vessel design and manufacture and Class-II general contracting for special environmental engineering projects. Its work covers metallurgy, power generation, non-ferrous metals, chemicals, building materials and inorganic salts. Reported collaborations and industry relationships include Baowu, Ansteel, Shougang, MCC Jingcheng, MCC Southern Engineering and MCC Coking & Refractory.
Working with Huineng
For international distributors, environmental engineering companies and industrial end users, choosing a calcium hydroxide supplier involves more than comparing a single purity figure. Grade consistency, surface characteristics, packaging, process compatibility and technical communication all matter. Huineng combines a defined product range with experience in industrial flue gas treatment and water-treatment applications, giving buyers a basis for a focused technical and commercial evaluation.
Contact Tianjin Huineng Environmental Protection Technology Co., Ltd. to discuss the required grade, target application, packaging and shipment needs. Contact: Zhu Huadong. Phone: +86 188 1265 9055. Email: zhuhuadong@tjhngroup.com. Website: www.huinengepc.com.
