ABOUT US

A benchmark enterprise in the field of environmentally friendly PVC heat stabilizers in China

Haishixing Shandong New Materials Co., Ltd. (former known as Qingdao Laosu Rare Earth Research Institute) is a pioneering enterprise in China¡¯s eco-friendly PVC heat stabilizer industry, specializing in R&D, production, and sales of PVC transparent calcium zinc stabilizers, rare  earth composite stabilizers, and specialized additives. Driven by sustainable development through green chemistry, Haishixing is to provide efficient, safe, and environmentally friendly stabilizer solutions, empowering global PVC manufacturers to achieve green production transformation.  

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  • Production Capacity

    Production Capacity

    4 fully automated dust-free production lines with an annual output of 30,000 tons.

    1 rare earth composite stabilizer line with an annual capacity of nearly 10,000 tons.

  • Process Advantages

    Process Advantages

    DCS intelligent control systems ensure precise temperature regulation and formula consistency, while dust control meets ISO 14644-1 Class 7.

  • Certificates

    Certificates

    ISO 9001 Quality Management System.

    Products comply with RoHS, REACH, and FDA.

    CNAS accredited laboratory.

NEWS CENTER

Guided by customer needs, provide lifecycle services

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  • What material is PVC foam board made of

    What material is PVC foam board made of

    PVC foam board is a closed-cell foam plastic made primarily from polyvinyl chloride (PVC) resin, supplemented with foaming agents, stabilizers, calcium carbonate powder, and other auxiliary materials, through processes such as kneading, ball milling, and twin-screw extrusion foaming. It is also commonly known as Andy board or snowflake board.Main FeaturesThe foaming ratio is usually below 15 times, making it a low-foaming materialIt possesses characteristics such as light weight, sound insulatio

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  • How to correctly use PVC rigid transparent calcium-zinc stabilizer

    How to correctly use PVC rigid transparent calcium-zinc stabilizer

    To correctly use PVC rigid transparent calcium-zinc stabilizer, the following points can be referred to:Select formula to match product demandIf producing white or transparent products, it is necessary to choose a calcium-zinc stabilizer with good initial coloring inhibition effect; if producing colored products, emphasis can be placed on selecting products with good long-term heat stabilization performance.The ratio of calcium and zinc can be adjusted to meet specific needs: increasing the calc

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  • Advantages of PVC rigid transparent calcium-zinc stabilizer CP

    Advantages of PVC rigid transparent calcium-zinc stabilizer CP

    PVC rigid transparent calcium-zinc stabilizer CP possesses the following core advantages:Outstanding environmental complianceIt is a non-toxic stabilizer that has passed authoritative safety certifications such as ROHS, REACH, and TSCA. It can replace lead salt stabilizers containing heavy metals, complies with food contact material safety standards, and is suitable for the production of PVC products with strict environmental requirements.Excellent performanceHigh transparency: It can achieve a

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