Ball Transfer Unit KSM SP-FL series

观喆产品图_0000_变清晰 (1)
观喆产品图_0002_SP-FL系列
观喆产品图_0001_WPS图片
观喆产品图_0000_变清晰 (1)
观喆产品图_0002_SP-FL系列
观喆产品图_0001_WPS图片

Ball Transfer Unit KSM SP-FL series

Short Product Description:

Housing: Carbon steel chrome-plated with excellent mechanical strength and rust resistance. Surface hardness ≥HV800, wear-resistant and corrosion-proof, ideal for long-term industrial use.

Ball: High-precision bearing steel, quenched to hardness ≥HRC60, polished surface for smooth, jitter-free rolling.

Screw Stud: Carbon steel galvanized, high strength, precise thread, securely locks to equipment or brackets without loosening.

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Product Description

Material Composition


  • Housing: Carbon steel chrome-plated with excellent mechanical strength and rust resistance. Surface hardness ≥HV800, wear-resistant and corrosion-proof, ideal for long-term industrial use.

  • Ball: High-precision bearing steel, quenched to hardness ≥HRC60, polished surface for smooth, jitter-free rolling.

  • Screw Stud: Carbon steel galvanized, high strength, precise thread, securely locks to equipment or brackets without loosening.


Structure & Performance


  • Integrated flange and screw stud design: locates via flange face and locks quickly with stud, no extra fixtures needed, compatible with various mounting holes.

  • Fully enclosed cavity: blocks dust, debris, and liquids effectively, prevents ball jamming, and greatly extends service life.

  • Optimized ball protrusion height: uniform load distribution, 360° omnidirectional rotation for precise material steering and smooth conveying.

  • Operating temperature range: -30℃ ~ +80℃, adaptable to most industrial production environments.

  • Load capacity: 50kg – 500kg (varies by model), meeting light to heavy-duty application requirements.



Product Parameters

ModelLoadingCapacity( kg )Dimensions(mm)weight(g)
No .SP-FLMaterialRecommended loadMaximum loaddDD1h1h2HH1M
Home ballDiameterDiameterSphere protrusionInstallation protrusionHighScrew lengthPitch
SP8-FLBearing steel8kg15kg8201524.311.112M515g
Stainless steel5kg10kg
Nylon ball4kg6kg13g
SP15-FLBearing steel25kg30kg15.8831245102118M869g
Stainless steel20kg25kg
Nylon ball10kg15kg63g
SP22-FLBearing steel140kg160kg22.22453649.83122M 10220g
Stainless steel100kg130kg
Nylon ball80kg100kg183g
SP25-FLBearing steel180kg200kg25.445387.2143125M 12235g
Stainless steel140kg160kg
Nylon ball100kg130kg180g
SP30-FLBearing steel250kg300kg30.1655456.413.836.530M 16410g
Stainless steel190kg240kg
Nylon ball130kg160kg318g
SP38-FLBearing steel380kg420kg38.16957816.546.540M 18980g
Stainless steel320kg360kg
Nylon ball160kg180kg796g
SP45-FLBearing steel450kg500kg4574629195445M201180g
Stainless steel320kg360kg


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