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Curved-Surface PP Hydraulic Hose Spiral Guard

MJ FLEX HPS-PP-SX-CS is a semi-rigid polypropylene spiral guard for hydraulic hoses and combined hose-cable assemblies operating in demanding mechanical environments. It forms a durable outer barrier that absorbs routine scraping and surface contact before wear reaches the hose cover.

Its curved exterior allows the protected assembly to travel more smoothly past guides, frames and adjacent lines. The spiral can be applied to connected hoses, and worn sections can be replaced locally without removing end fittings.

  • مادة :

    Polypropylene(PP)
  • درجة حرارة التشغيل :

    -40℃~ +105℃
  • قابلية الاشتعال :

    Non-Flame Retardant,UL94 V2
  • اللون القياسي :

    Black
  • الحد الأدنى للطلب :

    500m
  • Why Choose HPS-PP-SX-CS?

    • Use a Hard-Wearing Barrier at Severe Contact Points

    The PP profile shields hose covers from dragging, scraping and repeated rubbing against machinery.

    • Reduce Snagging on Route Transitions

    The curved contact surface helps the guard move past edges and adjacent components more smoothly than a sharp-profile wrap.

    •Install Without Disconnecting the Hose

    The spiral can be wound onto existing assemblies and around selected sections of the route.

    • Extend Hose Service Life

    The wear-resistant PP spiral structure reduces direct contact between hydraulic hoses and machinery components, minimizing surface wear caused by repeated friction. It helps extend hose service life and reduce maintenance needs.

     

    Key Features

    1. Curved-Surface Spiral Profile

    Presents a rounded external contact face for smoother movement along machine structures.

    2. Polypropylene Construction

    Provides a semi-rigid, wear-resistant guard for mobile and industrial hydraulic routes.

    3. Spiral Wrap Coverage

    Surrounds the hose while retaining flexibility between adjacent turns.

    4. Retrofit Installation

    Couplings permitting, without sliding a closed sleeve over the assembly.

    5. Bundle Protection

    Can group compatible hoses and reduce direct contact between individual hose covers.

     

    Technical Data

    Material
    Polypropylene(PP)
    Working Temperature -40°C to +105°C
    Tensile Strength ≥25MPa in accordance with GB/T 1040.2-2022
    Aging resistance Refer to GB/T 16422.3-2022
    Flammability Non-Flame Retardant,  UL94 V2
    Low And High Temperature Resistance After 24 h aging at 100℃/-40℃, fill with filler and conduct impact test under 100℃/-40℃ environment; no cracks or fractures.
    Standard Color Black
    Certification Rohs,Reach
    Cutting Tool Hot knife

    Specifications
    Part No
    ID
    (mm)
    OD
    (mm)
    Wall
    Thickness
    (mm)
    Screw Pitch
    (mm)
    Bundle Dia
    (mm)
    Packing
    Length
    (m/spool)
    HPS-PP-SX-008-BK-CS 8 11
    1.5
    10
    8~12
    50
    HPS-PP-SX-010-BK-CS 10 13
    1.4
    11
    10~14
    50
    HPS-PP-SX-012-BK-CS 12 15 1.5 12 12~16 50
    HPS-PP-SX-014-BK-CS 14 17 1.5 13 14~18 50
    HPS-PP-SX-016-BK-CS 16 19.6 1.8 15 16~20 50
    HPS-PP-SX-018-BK-CS 18 21.6 1.8 16 18~22 50
    HPS-PP-SX-020-BK-CS 20 24 2 18 20~24 50
    HPS-PP-SX-021-BK-CS 21 25 2 18 21~25 50
    HPS-PP-SX-022-BK-CS 22 26 2 18 22~25 50
    HPS-PP-SX-023-BK-CS 23 27 2 19.2 23~28 50
    HPS-PP-SX-024-BK-CS 24 28 2 21 24~28 50
    HPS-PP-SX-025-BK-CS 25 29.8 2.4 21.5 25~30 50
    HPS-PP-SX-028-BK-CS 28 33.2 2.6 23 28~32 50
    HPS-PP-SX-030-BK-CS 30 34.8 2.4 22.5 30~35 50
    HPS-PP-SX-032-BK-CS 32 37.6 2.8 23 32~38 50
    HPS-PP-SX-035-BK-CS 35 40.6 2.8 24 35~40 50
    HPS-PP-SX-038-BK-CS 38 44
    3
    25
    38~43
    50
    HPS-PP-SX-040-BK-CS 40 47
    3.5
    27
    40~45
    50
    HPS-PP-SX-042-BK-CS 42 49
    3.5
    25
    42~48
    50
    HPS-PP-SX-045-BK-CS 45 53
    4
    28
    45~50
    50
    HPS-PP-SX-048-BK-CS 48 56
    4
    28
    48~52
    50
    HPS-PP-SX-050-BK-CS
    50 59
    4.5
    29
    50~55
    50
    HPS-PP-SX-052-BK-CS 52 61
    4.5
    29
    52~58
    50
    HPS-PP-SX-055-BK-CS
    55 64
    4.5
    30
    55~60
    50
    HPS-PP-SX-060-BK-CS 60 69
    4.5
    30
    60~65
    25
    HPS-PP-SX-063-BK-CS 63 72
    4.5
    30
    63~68
    25
    HPS-PP-SX-065-BK-CS 65 74
    4.5
    30
    65~70
    25
    HPS-PP-SX-067-BK-CS 67 76
    4.5
    30
    67~72
    25
    HPS-PP-SX-070-BK-CS 70 79
    4.5
    34
    70~75
    20
    HPS-PP-SX-074-BK-CS 74 84
    5
    34
    74~80
    20
    HPS-PP-SX-075-BK-CS 75 85
    5
    42
    75~78
    20
    HPS-PP-SX-080-BK-CS 80 91
    5.5
    45
    80~85
    20
    HPS-PP-SX-088-BK-CS 88 99
    5.5
    45
    88~95
    10
    HPS-PP-SX-090-BK-CS 90 101
    5.5
    45
    90~97
    10
    HPS-PP-SX-100-BK-CS 100 112
    6
    50
    100~110
    10
    HPS-PP-SX-150-BK-CS 150 162
    6
    38
    150~180
    10
    HPS-PP-SX-200-BK-CS 200 210
    5
    50
    200~300
    6
    Typical Applications

    Excavators and Loaders

    Protects boom, bucket and auxiliary hoses that slide against guides, frames or neighboring lines.

    Mining and Quarry Machinery

    Adds a replaceable outer guard where dust, vibration and rough structures accelerate hose wear.

    Cranes and Material Handling Systems

    Reduces scraping around masts, rollers, booms and moving lift assemblies.

    Industrial Hose and Cable Bundles

    Separates mixed service lines from brackets, floors and machine enclosures in exposed routes.

    How to Select

    Measure the outside diameter of the hydraulic hose or complete hose bundle, then select the appropriate spiral guard based on the recommended bundle diameter range. Verify the guard's inner diameter, spiral pitch, bend clearance and fitting access to ensure proper installation and flexibility during operation. Consider the operating temperature, chemical exposure and outdoor conditions when confirming material suitability. 

     

    Customization Available

    • Diameter and Profile - Inside diameter, outside profile, wall section and spiral pitch can be reviewed from the hose or bundle dimensions.

    • Coverage and Length - Custom lengths are available to meet specific hose protection needs, covering localized wear points or entire hose sections for continuous protection.

    • Color and Identification - Custom colors and identification markings are available to help distinguish different hose lines and support equipment management and maintenance.

    • Packaging - Coil packaging and other agreed packaging options are available to meet customer requirements. Packaging follows the confirmed specifications, labeling and quantity requirements.

     

    Testing and Compliance

    HPS-PE-SX-CS Curved-Surface PE Spiral Hose Protector complies with the applicable requirements of RoHS and REACH regulations. Material compliance is supported by relevant test reports.

    Product quality is controlled through material verification, dimensional inspection, and manufacturing process monitoring to ensure consistent construction and reliable external mechanical protection.

     

    Quality Assurance

    • Material Verification - Incoming PE resin, color and required documentation are checked against the approved production specification.

    • Profile Control - Spiral inside diameter, strip section, pitch and curved surface are monitored during extrusion and forming.

    • Fit and Winding Check - Finished guard is wound onto the approved hose or gauge to confirm practical installation.

    • Surface Inspection - Cracks, sharp edges, inconsistent profile, contamination and color variation are screened.

    • Order Release - Length, size, color, labels, quantity and packaging are verified before shipment.

    Frequently Asked Questions

    01. What is the benefit of the curved spiral surface?

    The rounded outer profile is designed to create a smoother contact face as the protected hose moves past frames or adjacent components.

    02. Can the spiral guard be installed without removing hose fittings?

    Yes. It is normally wound around the hose from the side, provided the route and fitting geometry allow access.

    03. How should the spiral guard size be selected?

    Use the measured hose or bundle OD, required clearance, bend radius and desired spiral overlap.

    04. Can spiral guard protect several hoses together?

    Yes, if the complete bundle diameter, relative movement and minimum bend radius are included in the selection.

     

    Request a Sample or Quote

      Send the hose or bundle outside diameter, fitting dimensions, bend radius, movement range, contact surface, required coverage length, temperature, fluid and outdoor exposure, preferred color and annual quantity. A route photo or short movement video helps MJ FLEX review the appropriate HPS-PP-SX-CS size and winding coverage.

    The final quotation and sample will follow the confirmed product specification.

الكلمات المفتاحية الشائعة :

hydraulic hose spiral guard

spiral hose guard

hydraulic hose guard

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