Zhaoqing Hehuida Stationery Manufacturing Co., Ltd
                                                                                                           
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13 Years
Since 2013
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O-Shape Metal Ring Binder Mechanism 280mm Length 25mm Diameter for A4 Office Stationery

Price Negotiable
Price: $0.15-0.22
MOQ: 1000
Delivery Time: 5-10 days
Brand: HHD
Product Description
Product Overview

Environmentally friendly O-shaped metal ring binder mechanism designed for office stationery and document organization. This A4-compatible 3-ring binder features durable construction and multiple customization options.

Product Images
A4 O-shaped metal ring binder mechanism for office stationery Close-up view of O-shaped ring binder mechanism Ring binder mechanism specifications diagram Binder mechanism dimensional details Ring binder assembly illustration
Technical Specifications
Specification Details
Material Cold Rolled Steel (Environmental)
Standards DIN, IFI, ASTM, ISO, JIS, BS and non-standard products
Overall Length 90/110/123/133/170/180/210/225/240/264/280/292/300/315mm, etc.
Base Width 15/17/20/26/36/45mm, etc.
Ring Inside Diameter 15/16/19/20/25/30/35/38/40/45/50/65/76mm, etc.
Ring Number 2/3/4/5/6/8/9/10/20/26/30, etc.
Ring Shape O/D/Q
Ring Spacing 9.5/19/28.5/45/51/65/70/80/89/95/108mm, etc.
Surface Treatment Zn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, resin spraying, heat treatment, hot-dip galvanizing, black oxide coating, painting, baking paint, color zinc-plated, blue black zinc-plated, rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating, anodizing, etc.
Applications For stationery files to hold papers
Available Sizes
Item No Overall Length (mm) Base Width (mm) Overall Height (mm) Inside Height (mm) Ring Center Distance (mm) Rivet Hole Center Distance (mm)
PR280-3-16/20 280 20 20 16 108×108 270
PR280-3-20/20 280 20 25 20 108×108 270
PR280-3-25/20 280 20 30 25 108×108 270
PR280-3-30/20 280 20 36 30 108×108 270
Not all available items are listed on this page. Please contact us directly for additional size options.
Customization Options
Color Customization

The color can be customized according to your requirements, with various surface treatment options available.

Custom color options for ring binder mechanisms Various surface treatment finishes available Color customization samples for office binders
Packaging & Quality Assurance
Professional packaging for ring binder mechanisms
  • Products separated with cardboard for protection
  • Moisture proof agent included in packaging
  • Standard carton packaging with optional protective woven bags
Manufacturer Information
Professional Hardware Stationery Binder Clip Manufacturer

With 15 years of manufacturing experience, we specialize in producing high-quality stationery clips and metal accessories.

Manufacturing facility with 15,000 square meters total area
  • Over 100 team members
  • Two factory areas totaling 15,000 square meters
  • Main products: Ring mechanism, Lever Arch clip, Wire clip, Spring clip, Lever clip and metal accessories
Applications

Metal binders are widely used in notebooks, data books, file boxes, and are essential metal accessories for document organization.

Ring binder applications in office stationery and document organization
Frequently Asked Questions
Q1: What is your minimum order quantity (MOQ)?
A: If we have stock, small orders are accepted. Small order MOQ is 3000 pieces.
Q2: How many pieces are in one packet?
A: Different sizes have different packaging. We can accommodate your specific packaging requirements.
Q3: Are samples free or do they cost?
A: Samples are free, you only need to pay the delivery cost.
Q4: What payment options are available?
A: We accept Paypal, Western Union, and Credit Card payments.
Q5: What is the delivery time?
A: If we have stock, goods can be shipped in 3-5 days. For custom orders, delivery time depends on product quantity and specifications.
Quality Notes
  • Manual measurement may result in slight deviations between batches
  • Please check quantity before use; we cannot be responsible for shortages discovered after use
  • Surface may have minor scratches due to automated production processes
  • Individual clips may have minor alignment variations that do not affect functionality
  • Get in Touch

    Have questions about our products or want to discuss a custom order? Our team is ready to help you.

    Company Zhaoqing Hehuida Stationery Manufacturing Co., Ltd
    Location Zhaoging Duanzhou District Mugang street Tangxia village west village factory third card
    Contact Person Cindy Li

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