GK-4A retarding efficient superplasticizer - GK-4A
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GK-4A retarding efficient superplasticizer
GK-4A retarding efficient superplasticizer is a kind of no-chlorine low alkali composite mainly compounded of ammonia series water-reducing dosenaphthalene family efficient superplasticizer as the main ingredient and composite of retarder, plastic retaining and a variety of surface active substance. Have high water-reducing ratio, good plasticizing performance, long workability advantages. Suitable for large volume concrete, roller compacted concrete and high temperature construction engineering that have special requirements to concrete.
Product Description
A. Technical performance
1. Powder dosage 0.7~1.5%, liquid dosage 2~3%, the water-reducing ratio ≥12%
2. Mixed in retarding efficient superplasticizer, concrete at 30℃, can delay setting time8~10 hours
3. Mixed in retarding efficient superplasticizer, concrete enhanced obviously: 7d≥130%, 28d≥120%
4. Add this product can delay the hydration hardening speed of the cement, reduce the hydration heat, and temperature stress, effectively avoid the cracks of concrete
5. Add this product can improve concrete workability, enhance concrete impermeability and frost resistance performance
6. This product without chlorine, low alkali, good adaptability to various kinds of cement
B. Application tips
1. Powder and cement mixed in the mixer at the same time and extent the mixing time 30~60s
2. For anhydrite or industrial waste as coagulant cement, should tested for adaptability, qualified before using
3. Accurately measured when using, strictly control the admixture addition amount
C.packaging and storage
1. This product is packaged with plastic woven bags ,every bag 25kg
2. Storage in cool and dry warehouse, prevent to be damped
3. This product has two years validity, if beyond the validity period passed concrete test is still can still use
Projects:Nansha river inverted siphon inducer jinsha river guanyinyan hydroelectric power station
http://www.chinacayc.com/
Shijiazhuang Chang'An Yucai Building Material Co., Ltd.
Address: No.11, Fucheng Road, Equipment Manufacturing Base Industrial Park, Luancheng, Shijiazhuang, Hebei, China., Shijiazhuang, Hebei, China, 051430
Tel: +86 311 8546 8676
Shijiazhuang Chang'An Yucai Building Material Co., Ltd. was founded in 1986 and moved to shijiazhuang (LuanCheng) equipment manufacturing base in 2009, is a large concrete admixture R & D, production and sales company, covers an area of 60,000 square meters, registered capital of RMB 50 million yuan. We are director unit of China Building Materials Industry Concrete Admixtures Association, The National Concrete Admixture Important Contact Unit, member of China Roller Compacted Concrete Damming Branch. Passed the ISO9001 quality management system certification in 2003, selected as one of the hundred 閳ユ笓ittle giant閳?enterprise developing project in 2008, in the list of Hebei First Batch of Building Materials Industry Important Enterprises in 2009, Hebei Province Trusty and Lawful Enterprise in 2012, Hebei The Most Growth Enterprise in 2013, 閳ユ窌K閳?brand won the title of well known trademarks in Hebei. Our company has become the largest, complete varieties concrete admixtures manufacturers, rank the fourth in the industry, share of 80% in the province market, as the top one of the industry.
