Service Support

Free technical service, one-year warranty, lifetime maintenance

After-sales Service

  • Free technical service

    Technical scheme, installation guidance, technical training

  • One year warranty, lifetime maintenance

    Warranty within 13 months, lifetime maintenance

  • Free accessories under warranty

    Free accessories (except consumables) are provided within the warranty

  • Technical Standard

    ISO 8573-1:2010 "Compressed Air Pollutants and Purity Grades", GB/T 13277.1-2023 "Compressed Air Pollutants Purification Grades", JB/T-2007 "Air Media Quality Grades for Pneumatic Components and Systems", Q/ 440306BT0023-2022 "Technical Specification for Core Adsorption Dryer", Q/440306BT0022-2022 "Technical Specification for Drying and Purifying Integrated Machine"

    Impurities and purity grades according to ISO 8573-1:2010.

    Grade Compressed air purity class of particles humidity maximum oil content
    level a Maximum particle size in cubic meters as a function of particle size, db Maximum pressure dew point  
    0.1μm ≤0.5μm 0.5μm ≤1.0μm 1.0μm ≤5.0μm  
    0 Requirements higher than 1st class as specified by equipment user or supplier User specified User specified
    1 ≤20000 ≤400 ≤10 ≤-70℃ ≤0.01mg/㎡
    2 ≤400000 ≤6000 ≤100 ≤-40℃ ≤0.1mg/m³
    3 A/R ≤90000 ≤1000 ≤-20℃ ≤1mg/m³
    4 A/R A/R ≤10000 ≤-3℃ ≤5mg/m³
    5 A/R A/R ≤100000 ≤+7℃ ——
    6 —— —— —— ≤±10℃ ——
      Grades 6 and 7 depend on maximum particle size and maximum density.
    Grade 6:d≤5μm,density ≤5mg/m³
    Grade 7:d≤10μm,density ≤10mg/m³
    Grades 7 and 9 depend on the liquid water content contained.
    Grade 7:Cw5≤0.5g/m³
    Grade 8:0.5g/m³<Cw≤5g/m³
    Grade 9:0.5g/m³<Cw≤10g/m³
     

    The quality grade of air medium used in common pneumatic components.

    Commonly used pneumatic components ranking

    Air medium quality grade

    Solid particles

    Water vapor

    Oil

    Cylinder (reciprocating)

    ≤4

    ≤3

    ≤5

    Heavy Duty Air Motor

    ≤4

    6~1

    ≤5

    Lightweight Air Motor

    ≤3

    3~1

    ≤3

    Jet element

    ≤2

    2~1

    ≤2

    Pneumatic logic components

    ≤4

    ≤6

    ≤4

    Pneumatic reversing valve

    slide valve

    gap seal

    3~2

    3~2

    4~3

    Elastomeric seal

    5~4

    3~2

    4~3

    cut-off

    ≤3

    ≤3

    ≤5

    Pneumatic flow, pressure and other control valves

    ≤4

    ≤3

    ≤4

    The quality grade of the air medium used in general pneumatic systems.

    System name

    Air medium quality grade

    Solid particles

    Water vapor

    Oil

    General workshop

    ≤4

    ≤6

    ≤5

    Mechanical parts purging

    ≤5

    ≤6

    ≤5

    foundry machinery

    ≤4

    ≤3

    ≤5

    welding machinery

    ≤4

    ≤3

    ≤5

    General machine tools

    ≤4

    ≤3

    ≤5

    General Packaging Machinery

    ≤4

    ≤3

    3~2

    sandblasting

    ≤6

    ≤3

    mining machine

    ≤4

    ≤3

    ≤5

    Air loom

    ≤2

    ≤3

    ≤4

    Precision Machinery Manufacturing

    ≤2

    ≤2

    ≤4

    spray paint

    ≤3

    3~2

    1

    Food and beverage processing

    ≤2

    ≤3

    1

    General Electronic Devices

    ≤2

    ≤2

    ≤4

    photographic film manufacturing

    1

    1

    1

    Consumables and Solutions

    Compressed air system overall solution

  • Pre-sales technical support

    In order to help you build a better compressed air aftertreatment and purification system, our (Biteman) sales staff will provide a free dew point inspection service at home before developing a solution, and design the most suitable problem solution according to the customer's specific industry application requirements; In addition, professional technicians should be selected for technical exchange and technical communication.

  • In-sale service tracking

    In the process of equipment manufacturing, seriously implement the manufacturing requirements of ISO9001 quality system and strictly control each manufacturing link; Conduct daily inspections, electrical action tests, process training stable operation tests, air tightness tests, etc.

  • After-sales value-added services

    The purchase of Biteman brand Desiccant Cartridge and high-efficiency precision filter products shall comply with the standard configuration requirements of our company (Biteman) for air compression post-treatment, and the system configuration is perfect; For customers who conduct standardized operation, regular maintenance and replacement of Biteman original consumables in strict accordance with the relevant product guidelines and instructions, our company (Biteman) will provide After-sale lifetime maintenance services for life in order to ensure the long-term, stable and effective operation of the equipment and the interests of customers.Note: consumables include adsorption mold core (three years), filter element (the service life of grade P, U and H grade filter element is one year, and that of grade F grade filter element is 6000 ~ 8000h), silencer (one year), control filter element (one year) and solenoid valve silencer.

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