September 15, 2026
We are pleased to invite you to meet Henan Hangrui Environmental Protection Technology Co., Ltd. at WETEX 2026. Join us from Oct 20‑22, 2026, at the Dubai World Trade Centre (DWTC). You can find our team at Booth 3D7.…
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September 14, 2026
Henan Hangrui Environmental Protection Technology Co., Ltd. is excited to participate in Vietwater 2026, the leading exhibition for water, wastewater and environment in…
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September 3, 2026
We are pleased to announce that Henan Hangrui Environmental Protection Technology Co., Ltd. will attend Ecwatech Moscow, taking place September 8‑10, 2026 at…
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August 14, 2026
PAM is a linear polymer used in the treatment of dairy wastewater; it is commonly applied in dissolved air flotation (DAF) units and flocculation-sedimentation tanks, as well as in downstream sludge dewatering.…
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August 13, 2026
Our company's PAM flocculant has a very good effect on accelerating the solid-liquid separation of starch wastewater.…
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July 20, 2026
PAC and PAM are indispensable in both the pretreatment and sludge dewatering stages of wheat starch wastewater treatment. They directly determine pollutant removal efficiency, biological system stability, and final effluent quality. At the same time, they enable protein resource recovery and significantly reduce the overall operational cost of wastewater management.…
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July 16, 2026
SÃO PAULO – Henan Hangrui Environmental Protection Technology Co., Ltd. will take part in FENASAN 2026, Latin America’s top exhibition for water and wastewater management. Show Details Date: October 20–22, 2026 Venue: Expo Center Norte, São Paulo, Brazil Our Booth: R05…
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July 3, 2026
This article mainly lists the common models and parameters of Praestol powdered PAM for readers' reference. If you need alternatives to Praestol powdered PAM, you can also contact HangRui Polyacrylamide; we will provide you with corresponding products and free samples for your testing.…
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June 30, 2026
Polyacrylamide (PAM) serves as a critical flocculant in gold mining for solid-liquid separation. It accelerates particle settling in thickeners to enhance gold recovery, dewaters tailings for dry stacking or underground backfill, and enables efficient water recycling. Anionic or non-ionic PAM types are preferred, with dosage typically between 15–40 g/t. …
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June 26, 2026
Dear Valued Customers, We are delighted to invite you to connect with Henan Hangrui Environmental Protection Technology Co., Ltd. at Aquatech Mexico 2026,…
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