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    Valve Guides

    Valve Guides

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    • Supply TypeSupplier, Retailer
    • Preferred Buyer Location All over the world

    The valve guide has the task to absorb the transverse forces which affect the valve stem. The valve guide centers the valve on the valve seat insert and conducts a proportion of the heat from the....
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    Company Information

    OM INTERNATIONALS
    location Sardar Nagar, Rajkot, Gujarat
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    • calendar Member Since 15 Years
    • building Nature of Business Retailer
    • Year of Establishment 2005

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    • The valve guide has the task to absorb the transverse forces which affect the valve stem.
    • The valve guide centers the valve on the valve seat insert and conducts a proportion of the heat from the valve head, via the valve stem to the cylinder head.
    • Due to this extreme strain, for the valve guides mainly the material and its properties are a decisive factor for the product quality.
    Production Capacity

    30000 pieces per month

    *Believe in Quality not Quantity

     

    Materials

    Valve guides are made of materials with good gliding and thermal conductivity properties. Grey cast iron and brass materials with selected alloy components have been particularly proven.

     

     


    Standard Values for the Clearance between Valve Guide & Valve Steam
    Stem DiameterClearance: Intake ValueClearance: Exhaust Value
    6 to 7 mm10 - 40 μm25 - 55 μm
    8 to 9 mm20 - 50 μm35 - 65 μm
    10 to 12 mm40 - 70 μm55 - 85 μm

    CHEMICAL COMPOSITION
    GRAY CAST IRON (GRADE: GG-25)
    MaterialCSiMnCrCuSnSPFeHARDNESS
    Per (%)3.0 to 3.90%2.0 to 2.90 %0.60 to 0.70 %0.30 %MaxMax 0.50%0.10%0.15%Max0.40 to 0.70 %Balance190-240BHN
    BRASS VALVE GUIDES
    MaterialsCuPb(Led)Sn(Tin)Fe(Iron)CuAlNiMnTotal impurities
    Per (%)56.0 to 58.0%2.0 to 3.4%TR0.35 %MaxMax 0.50%TRTRTR0.70 %

    DimensionRange (in mm)
    Inner Dia.5.00 TO 28.00 MM
    Outer Dia.8.00 TO 30.00 MM
    Total Length25.00 TO 300.00 MM
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