As infrastructure spending surges across Asia and winter construction continues to expand in cold-climate regions, the construction chemicals industry is turning to chloride-free accelerators — and calcium formate is emerging as the additive of choice.
Traditional accelerators based on calcium chloride deliver fast setting but carry a serious drawback: chloride ions corrode steel reinforcement, limiting their use in reinforced and prestressed concrete. Calcium formate (CAS 544-17-2) offers the acceleration without the corrosion risk. Technical literature and industry data highlight its performance profile:
- Early strength gains of 30–50% at 24 hours compared with non-accelerated mixes, at typical dosages of 1–2% by cement weight
- Shorter initial setting time, enabling faster formwork turnover and accelerated construction schedules
- Reliable performance in cold-weather concreting, where setting slows dramatically below 10°C
- No corrosion of rebar or steel fibers, making it suitable for structural, bridge and tunnel applications
- Compatibility with cement grinding and mortar formulations, including dry-mix mortars and shotcrete
The demand drivers are structural. China, India and Southeast Asia are in the midst of multi-year infrastructure build-outs in transport, energy and urban development; Nordic countries, Russia, Canada and northern China face perennial winter concreting requirements; and a global push for durable, low-maintenance structures favors additives that protect reinforcing steel. Market analysts consistently rank the construction segment among the largest end-uses of calcium formate worldwide, alongside animal nutrition.
Shanghai Yixin Chemical: Industrial-Grade Calcium Formate for Concrete and Mortar
Shanghai Yixin Chemical Co., Ltd. supplies industrial-grade calcium formate (CAS 544-17-2) in fine, free-flowing powder form, suitable for use as a set-accelerating and early-strength admixture in concrete, mortar, shotcrete and cement grinding. With stable sourcing, consistent quality control and dedicated export logistics from Shanghai, the company serves ready-mix producers, admixture formulators and construction chemical manufacturers across Asia, Europe and the Americas.
About Shanghai Yixin Chemical Co., Ltd.
Shanghai Yixin Chemical Co., Ltd. (www.yixinchemical.com) was founded in 1998 as a private joint-stock enterprise integrating R&D, manufacturing and trading. The successor of the former Shanghai Jiading Borax Plant, the company specializes in boric acid, borax and European/American boron-series products, and also supplies more than ten inorganic raw materials including potassium nitrate, sodium nitrate, soda ash, potassium carbonate, lithium carbonate and sodium fluorosilicate. Its boron products hold a leading market share in East China, supported by an in-house production line for high-efficiency soldering flux.
Contact: Tel: +86-18501646115 ｜ Email: anny@yixinchemical.com ｜ www.yixinchemical.com Room 306, Jiading International Plaza, 818 Tianzhu Road, Jiading District, Shanghai 201821, China
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