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China factory - Hebei Cangrui Plastic Products Co., Ltd

Hebei Cangrui Plastic Products Co., Ltd

  • China,Langfang ,Hebei
  • Verified Supplier
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China Heavy Duty Reinforced Thread Nylon Spiral External Wall Insulation Plugs For
China Heavy Duty Reinforced Thread Nylon Spiral External Wall Insulation Plugs For

  1. China Heavy Duty Reinforced Thread Nylon Spiral External Wall Insulation Plugs For
  2. China Heavy Duty Reinforced Thread Nylon Spiral External Wall Insulation Plugs For

Heavy Duty Reinforced Thread Nylon Spiral External Wall Insulation Plugs For

  1. MOQ： 1000 Pieces
  2. Price：
  3. Get Latest Price
Sleeve Material Modified Nylon PA6 High-Impact Grade
Diameter 10, 12, 14, 16 mm
Screw Size Compatibility M4, M5, M6
Thread Profile Depth 1.5 mm (30% Deeper Than Standard)
Sleeve Wall Thickness 1.8 mm (0.8 mm Thicker Than Standard)
Supply Ability 2000000 Pieces per Month
Packaging Details 1000 pcs/bag, export carton
Color White / Grey / Yellow
Product Name Heavy Duty Reinforced Thread Nylon Spiral Expansion Anchors
Suitable Substrate Hollow Clay Brick, Hollow Concrete Block, Perforated Brick
Delivery Time 3-5 working days for stock, 15-20 days for production
Length 25 mm - 65 mm
Payment Terms T/T,L/C,PayPal,Western Union
Screw Material Carbon Steel with Yellow Zinc Plating
Model Number Plug Insulation Fixings
Certification ISO9001
Place of Origin Hebei, China
Brand Name CangRui

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  1. Product Details
  2. Company Details

Product Specification

Sleeve Material Modified Nylon PA6 High-Impact Grade Diameter 10, 12, 14, 16 mm
Screw Size Compatibility M4, M5, M6 Thread Profile Depth 1.5 mm (30% Deeper Than Standard)
Sleeve Wall Thickness 1.8 mm (0.8 mm Thicker Than Standard) Supply Ability 2000000 Pieces per Month
Packaging Details 1000 pcs/bag, export carton Color White / Grey / Yellow
Product Name Heavy Duty Reinforced Thread Nylon Spiral Expansion Anchors Suitable Substrate Hollow Clay Brick, Hollow Concrete Block, Perforated Brick
Delivery Time 3-5 working days for stock, 15-20 days for production Length 25 mm - 65 mm
Payment Terms T/T,L/C,PayPal,Western Union Screw Material Carbon Steel with Yellow Zinc Plating
Model Number Plug Insulation Fixings Certification ISO9001
Place of Origin Hebei, China Brand Name CangRui
High Light spiral external wall insulation plugs ，reinforced external wall insulation plugs ，reinforced external wall insulation rawl plugs

Heavy Duty Reinforced Thread Nylon Spiral Expansion Anchors High Grip Screw In Wall Fixing Plugs for Hollow Brick Block

 

Product Description

 

The product is a heavy-duty screw-in spiral expansion anchor specially engineered for medium to heavy load applications on hollow brick, hollow concrete block, and perforated clay brick substrates. It features a thickened nylon sleeve with reinforced double-spiral thread profile that provides significantly enhanced expansion force and pull-out resistance compared to standard spiral anchors. The deeper thread grooves and thicker sleeve walls work together to create a powerful mechanical interlock inside the void chambers of hollow substrates. When the matching high-strength screw is driven in, the sleeve expands uniformly along its entire length, distributing the load across multiple contact points within the hollow chamber for maximum holding power. This anchor is ideal for mounting wall cabinets, TV brackets, heavy shelving, bathroom fixtures, and other demanding installations.

 

 

 

Features

 

  • Reinforced double-spiral thread design with 30% deeper groove profile creates stronger mechanical expansion force and superior holding power in hollow brick and block substrates.

 

  • Thickened PA6 nylon sleeve walls (0.8 mm thicker than standard) prevent cracking under high installation torque, ensuring reliable heavy-duty performance for demanding applications.

 

  • Achieves stable pull-out load for medium to heavy fixtures such as wall-mounted cabinets, TV wall brackets, bathroom grab bars, kitchen shelving, and water heater brackets.

 

  • Compatible with larger M4 to M6 self-tapping screws, providing expanded load capacity options to match different fixture weight requirements.

 

  • Uniform expansion along full sleeve length ensures even load distribution across the hollow chamber, preventing point-load failure common with short standard anchors.

 

 

Technical Parameters

 

Product Name
Heavy Duty Reinforced Thread Nylon Spiral Expansion Anchors
Sleeve Material
Modified Nylon PA6 High-Impact Grade (Thickened Wall)
Screw Material
Carbon Steel with Yellow Zinc Plating (High Corrosion Resistance)
Color
White / Grey / Yellow
Diameter
10, 12, 14, 16 mm
Length
25 mm - 65 mm
Thread Profile Depth
1.5 mm (30% Deeper Than Standard)
Sleeve Wall Thickness
1.8 mm (0.8 mm Thicker Than Standard)
Screw Size Compatibility
M4, M5, M6
Drive Type
Phillips Head PH2 or PH3
Suitable Substrate
Hollow Clay Brick, Hollow Concrete Block, Perforated Brick, Aerated Concrete
Installation Torque Rating
Up to 4.0 Nm
MOQ
1000 Pcs
Package
1000 pcs/bag
Sample
Provide Samples Freely

 

 

 

FAQ

 

What makes the heavy-duty spiral anchor different from your standard anchor?
 
The heavy-duty version features a 30% deeper thread groove profile, 0.8 mm thicker sleeve walls, and modified high-impact PA6 nylon material. These improvements deliver approximately 50% higher pull-out resistance and prevent cracking under high installation torque, making it suitable for wall cabinets, TV brackets, and bathroom fixtures.
 

 

 
Can these heavy-duty anchors be used on drywall and plasterboard?
 
Yes, they are backward compatible with gypsum board and plasterboard. However, for light to medium loads on drywall, our standard spiral anchors offer a more economical solution. The heavy-duty version is optimized for hollow brick, hollow concrete block, and aerated concrete where higher holding power is required.
 

 

 
What screw sizes are compatible with the heavy-duty anchor?
 
The heavy-duty sleeve is designed to accommodate M4, M5, and M6 self-tapping screws. For maximum holding strength, we recommend using M5 or M6 screws with a minimum embedment depth of 30 mm into the substrate. Standard wood screws and chipboard screws are also compatible.
 

 

 
Can I get free samples for quality checking?
 
Free samples are available, customers only need to bear the freight; sample size and quantity can be arranged according to your requirement.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Exporter,Seller

  • Year Established:

    2015

  • Total Annual:

    12000000-15000000

  • Employee Number:

    100~120

  • Ecer Certification：

    Verified Supplier

Hebei Cangrui Plastic Products Co., Ltd is a professional manufacturer specializing in the production of high-quality plastic fastening products for the construction and building materials industry. With years of manufacturing experience and a strong commitment to quality, we have become a trus... Hebei Cangrui Plastic Products Co., Ltd is a professional manufacturer specializing in the production of high-quality plastic fastening products for the construction and building materials industry. With years of manufacturing experience and a strong commitment to quality, we have become a trus...

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Get in touch with us

  • Reach Us
  • Hebei Cangrui Plastic Products Co., Ltd
  • Zhaogezhuang Town, Wen'an County, Langfang City, Hebei Province, China
  • https://www.anchorsplastic.com/

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