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V Groove Pulley With Bearing

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Huaneng

Over the past few years, we have diligently pursued higher standards to enhance our product quality, aiming to deliver increased convenience and a better user experience.

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V Groove Plastic Wheels and Rollers for Doors and Windows

○ Material and color can according to customers' requirement.
○ We can make different size as per customers' requirement.
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Zhejiang Huaneng Micro Bearing Co., Ltd. +86-15058997617 Zhejiang Huaneng Micro Bearing Co., Ltd. shirley@cnhune.com / +8615058997617
Product Advantages
  • Smooth Operation
    The spacer design ensures smooth rolling and no jamming, even when screws are fully tightened.
  • Silent & High Load Pulley
    Combines quiet bearings with high load capacity for smooth, low-noise performance.
  • Durable Materials
    The nylon-coated outer layer offers strength, toughness, and fatigue resistance.
  • Precision Bearings
    High-quality bearing steel provides quiet, high-speed, and wear-resistant performance.
  • Sealed & Dustproof
    Metal dust cover ensures tight sealing; smooth surface with no burrs for refined quality.
Product Description

V-Groove Plastic Wheels & Rollers – Smooth, Silent, Built to Last

Upgrade your sliding doors with rollers that actually stay smooth for years, not months.

Our V-groove plastic wheels and rollers are specially developed for shower doors, wardrobe doors, kitchen cabinet sliders, partition systems, and virtually any residential or commercial sliding application. They turn stiff, noisy doors into ones that glide effortlessly and quietly every single time.

Why These Rollers Stand Out

  • Premium nylon wheel body Tough, wear-resistant, and naturally self-lubricating, the high-grade nylon we use keeps its shape and surface finish even after thousands of cycles.
  • Precision V-groove design The accurately machined V-shape centers the roller perfectly on the track, eliminating side-to-side wobble and keeping the door perfectly balanced from top to bottom.
  • High-quality sealed bearings Every roller is fitted with precision-ground, heat-treated steel bearings that deliver extremely low rolling resistance, minimal noise, and exceptional longevity. No cheap bushings – only real bearings that keep turning smoothly under load.
  • Low friction, high load capacity Thanks to the combination of the polished V-groove and premium bearings, these rollers handle heavy glass or wooden doors without binding or squeaking.
  • Quiet operation Reduced vibration and carefully selected materials mean you'll barely hear the door move – perfect for bedrooms, bathrooms, offices, and hotels.

Available Options

  • Standard diameters and groove sizes always in stock
  • Custom groove angles, wheel diameters, axle lengths, and bearing specs made to your exact drawing
  • Single-wheel or dual-wheel assemblies
  • Options with stainless steel bearings for wet environments

Perfect For

  • Frameless glass shower doors
  • Built-in wardrobe and closet systems
  • Room dividers and sliding partitions
  • Kitchen pass-through windows
  • Office glass walls
  • Display cabinets and retail fixtures

Ready to replace noisy, worn-out rollers?

Switching to our V-groove plastic wheels is the fastest way to bring back that brand-new sliding feel. Most installations take just minutes and require no special tools.

Product Parameters
Item No. 625zz
Material Bearing -Chrome steel, carbon steel, stainless steel
Plastic part- POM/ Nylon6 /Nylon66 +GF/PU/Rubber
Housing part - Plastic(Nylon)/ Steel/ Zinc alloy die casting / Aluminium profile/ alu. Alloy die casting
Color Original/black/white/Red/ Green/ Orange, or per customers' requirement
Surface Treatment Zinc plated/Nickle Plated/Black treatment/ Painting/Electrophoretic treatment
Features heavy-duty,adjustable,low noise,easy installation,sliding smoothly,long life,standard,customized,etc.
Application Sliding window and door, Sliding accessories, furniture accessories etc.
Packaing Foil bag+Neutral Carton+Pallet, or per customers' requirement
Lead Time According to the order q'ty
After-Sales Service Online Support,Free Spare Parts
HS Code 8302410000
Origin Wenzhou Zhejiang
OEM& ODM Technical drawing or sample is needed
Measurement Method
Weight(g) ID(mm) OD(mm) Height(mm)
Payment Terms
1.100% T/T in advance
2.30% T/T deposit, 70% balance against copy of B/L
3. PayPal
Packaging Details: Standard export packing (plastic bag, carton, and pallet or wooden case), or as per customer's requirements.
Delivery Port: Ningbo / Shanghai
Delivery Time: Normally within 30 days for ready goods or as per customer's request.
FAQ
  • What are your payment terms?
    What are your payment terms?

    1.100% T/T in advance2.30% T/T deposit, 70% balance against copy of B/L3. PayPalPackaging Details: Standard export packing (plastic bag, carton, and pallet or wooden case), or as per customer's requirements.Delivery Port: Ningbo / ShanghaiDelivery Time: Normally within 30 days for ready goods or as per customer's request.

  • How do you handle shipment?
    How do you handle shipment?

    For small orders: we ship via express (DHL, FedEx, UPS, TNT, etc.).For bulk orders: we ship by sea or by air, depending on your preference.

  • How long is the production lead time?
    How long is the production lead time?

    For in-stock samples: shipped within 2 days.For out-of-stock samples: lead time is within 7 days.For mass production: approximately 15 days after receiving the deposit.

  • What after-sales service do you offer for sliding rollers?
    What after-sales service do you offer for sliding rollers?

    We provide online technical support.  If the issue is caused by a quality defect, we will replace the defective items with new ones.

  • How does your factory ensure quality control?
    How does your factory ensure quality control?

    80% of our staff have over 10 years of experience.  We have a mature and skilled technical team along with a comprehensive quality management system to ensure consistent product quality.

  • Can we print our logo on the products?
    Can we print our logo on the products?

    Yes, we can print your logo on the products based on your design requirements.

  • Can we customize our own color box?
    Can we customize our own color box?

    Yes, if your order quantity reaches 1,000 sets, we can provide customized color box packaging.

  • Do you offer free samples?
    Do you offer free samples?

    Yes, we are happy to provide free samples for you to evaluate the quality.

  • Are you a manufacturer?
    Are you a manufacturer?

    Yes, we are a professional manufacturer specializing in door and window roller pulleys for over 20 years. We also have our own international sales department and handle both production and sales in-house.

  • How long does it take to receive a response after sending an inquiry?
    How long does it take to receive a response after sending an inquiry?

    We will reply to you within 6 working hours on business days.

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Zhejiang Huaneng Micro Bearing Co., Ltd.
Zhejiang Huaneng Micro Bearing Co., Ltd. specializes in the development and manufacturing of miniature and medium-sized bearings, non-standard bearings, and pulley systems. With over a decade of industry experience, we offer high-precision processing and responsive customization capabilities.As China V Groove Plastic Wheels and Rollers for Doors and Windows Suppliers and Custom V Groove Plastic Wheels and Rollers for Doors and Windows Factory. Our products are widely used in home appliances, industrial equipment, and door/window systems, and are exported to Japan, Korea, Europe, and beyond.
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The Complete Guide to V-Groove Plastic Wheels for Sliding Systems

When a sliding door, wardrobe, shower enclosure, or partition moves silently and effortlessly year after year, there's a good chance a well-designed V-groove plastic wheel is doing the hard work behind the scenes. These small components make a massive difference in daily comfort and long-term durability. This guide explains everything you need to know to choose, specify, and maintain the right V-groove wheels for any sliding application.

What Is a V-Groove Plastic Wheel and How Does It Work?

A V-groove plastic wheel is a specially shaped roller that features a precise V-shaped channel cut around its circumference. This channel is designed to sit perfectly on top of a raised, angled rail or rounded track – think of the inverted ridge you often see on aluminium door frames.

Because the V-groove "hugs" the track from both sides, the wheel is automatically kept in the centre of the rail. This simple but clever geometry stops the door from swinging sideways, jumping off the track, or scraping against the frame – even when the door is heavy or pushed hard.

At the heart of every quality V-groove wheel is a sealed precision ball bearing. This bearing allows the wheel to spin freely with almost no resistance while carrying the full weight of the door, resulting in effortless, quiet sliding every time you open or close it.

Why Plastic V-Groove Wheels Are the Industry Favorite

  • Corrosion-proof – ideal for shower rooms and coastal areas
  • Naturally self-lubricating – no grease needed, no messy maintenance
  • Silent running – no metal-on-metal squeaks
  • Lightweight – reduces total door weight and inertia
  • Non-marking – won't leave black streaks on aluminum tracks
  • Cost-effective – significantly cheaper than all-stainless solutions without sacrificing lifespan

Key Design Features That Matter

  • Groove angle & depth Common angles are 90° or 120°. A deeper, sharper groove gives better lateral stability on narrow tracks; a wider angle closer to 120° is more forgiving on slightly misaligned rails.
  • Bearing quality Cheap wheels use sintered bushings that wear quickly. Premium wheels contain double-shielded or stainless steel ball bearings rated for 50,000–100,000 cycles.
  • Wheel material Standard nylon (PA66 for normal loads; glass-fiber reinforced nylon or POM for heavy glass doors; soft polyurethane tread available for extra-quiet operation on uneven tracks.
  • Load rating Typical single-wheel capacity ranges from 25 kg to 120 kg depending on diameter and bearing. Always calculate total door weight and divide by the number of wheels.

Common Applications

  • Frameless and framed glass shower doors
  • Built-in wardrobe and closet systems
  • Sliding room dividers and office partitions
  • Kitchen bypass doors and barn-style interior doors
  • Retail display cabinets and museum cases
  • Industrial sliding panels and machine guards

How to Select the Correct Wheel for Your Project

  • Measure the existing track profile (width and angle of the ridge the groove rides on).
  • Determine total door weight and number of wheels per door.
  • Decide if the environment is wet or dry.
  • Choose wheel diameter – larger diameter = smoother travel over small track imperfections, but requires more vertical space.
  • Pick single or tandem wheel assembly – tandem (two wheels sharing one axle) doubles load capacity and stability.

Installation Tips for Long Life

  • Keep the track clean and free of grit – dirt is the #1 killer of rollers.
  • Ensure the track is perfectly level and parallel – even 1–2 mm difference creates uneven wear.
  • Use the correct axle height/spacer so the wheel sits fully in the groove without bottoming out.
  • For glass doors, always use at least four wheels (two top and bottom) to prevent racking.

Maintenance – Almost None Required

A properly specified V-groove plastic wheel needs zero lubrication and will typically outlast the door itself. Occasional wiping of the track and a quick spray of silicone lubricant on the bearing seal every couple of years is more than enough.

Ready to Make Your Sliding Doors Feel Brand New?

Whether you're building luxury shower enclosures, fitting out an entire residential block, fixing a single noisy wardrobe, or designing custom partition walls, the right V-groove plastic wheel turns an ordinary sliding system into one that feels smooth, silent, and effortless every single time you use it.

We hold a complete stock of proven standard sizes, need something special? Custom groove angles, special diameters, higher load ratings, or stainless bearings for wet areas.

Not sure which wheel fits your track? Just send us a quick photo or rough sketch of your rail plus the approximate door weight and we'll recommend the perfect match.

Give your doors the glide they deserve. Get in touch today and let's make every opening and closing feel like the day the system was first installed.