Product Specification
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| Plug Length |
30mm |
Corrosion |
Zinc-Plated |
| Plug Material |
Nylon PA6 |
Substrate |
Plasterboard |
| Color |
Yellow, OEM |
Measurement |
Metric |
| Delivery Time |
3-7 days for stock, 10-20 days for production |
Fastener Type |
Expansion Screw |
| Electrical |
Non-Conductive |
Payment Terms |
T/T,L/C,PayPal,Western Union |
| Packaging Details |
Inner poly bag or small box, export corrugated carton with custom marking available |
Supply Ability |
1000000 Pieces per Month |
| Drill Hole |
6mm |
Screw Material |
Zinc Steel |
| Pack Type |
Pre-Assembled |
Screw Size |
M4x30mm |
| Plug Dia |
6mm |
Use Case |
Ceiling Light |
| Brand Name |
CangRui |
Place of Origin |
Hebei, China |
| Model Number |
Plastic Expansion Screw |
Certification |
ISO9001 |
| High Light |
plastic expansion screw m4x30mm
,pre assembled plastic expansion screw
,m4x30mm expanding plastic screw anchors
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Pre-Assembled Nylon Expansion Plug Screw Set Light Fixture Ceiling Plasterboard Mounting Fastener Pack
Product Description
The Pre-Assembled Nylon Expansion Plug Screw Set is a lightweight ceiling-mounted fastening solution engineered for light fixtures, ceiling lamps, smoke detectors, and small ceiling-mounted accessories on plasterboard and gypsum board surfaces. Each complete set includes a 6mm diameter PA6 nylon expansion plug pre-matched with an M4 x 30mm zinc-plated steel screw, providing a comprehensive fastener solution in a single ready-to-use pack.
Installation follows the classic expansion principle: drill a 6mm hole at the ceiling fixture mounting position, insert the nylon plug flush with the ceiling surface, mount the light fixture bracket, and drive the M4 screw upward into the plug. The screw's tapered cone section forces the nylon body to expand radially within the drill hole, creating a friction lock that holds the ceiling fixture securely against downward gravitational pull forces. The non-conductive nylon plug body provides essential electrical safety for light fixture installations where wiring is routed through or near the mounting point, eliminating any possibility of current conduction through the fastener.
Features
One-Step Drill-and-Fix
The complete pre-matched plug-and-screw set enables a streamlined installation workflow: drill the hole, insert the plug, mount the fixture bracket, and drive the screw - all accomplished with standard tools. There is no need for separate screw sourcing or compatibility verification, significantly reducing ceiling installation time for both professional electricians and DIY users.
Lightweight Ceiling Grip
The 6mm plug diameter with a 30mm body length provides optimized holding power specifically tuned for ceiling-mounted light fixtures in the 2-8kg weight range. The radial expansion distributes gripping force evenly around the full 360-degree hole circumference, effectively resisting the downward pull-out forces typical of overhead ceiling installations.
Non-Conductive Nylon Plug
The PA6 nylon plug body functions as a natural electrical insulator between the metal screw and the surrounding wall material, providing an additional critical safety layer when mounting light fixtures where electrical wiring passes through or adjacent to the anchor point. This inherent insulation eliminates any risk of unintended current paths through the fastener system.
Technical Parameters
| Product Name |
Plastic Expansion Screw (Nylon Plug + Matching Screw Set) |
| Plug Diameter |
6mm |
| Plug Length |
30mm |
| Screw Diameter |
M4 |
| Screw Length |
30mm |
| Pre-drill Hole Diameter |
6mm |
| Plug Material |
Nylon PA6 / Polyamide Engineering Plastic |
| Screw Material |
Carbon Steel (Zinc-Plated) / Stainless Steel (Optional) |
| Color Options |
Yellow, White, Grey, Blue, OEM Custom |
| Installation Method |
Pre-drill → insert plug → drive screw → expansion lock |
| Load Capacity (Solid Wall) |
Up to 25kg |
| Load Capacity (Plasterboard 12.5mm) |
Up to 10kg |
| Temperature Range |
-40°C to +80°C (PA6 nylon) |
| Compliance |
RoHS Compliant, REACH Compliant |
| Packaging |
100 / 200 / 500 / 1000 pieces per box or poly bag |




FAQ
Q: Do you have full standard sizes in stock for plastic expansion anchors?
A: We have complete conventional sizes in stock, full specifications ready for immediate shipment, support mixed size bulk wholesale.
Q: What is the material and load-bearing capacity of your Plastic insulation anchors?
A: Made of high-quality new engineering plastic, high toughness anti-crack; stable holding force for drywall, hollow wall and plasterboard, suitable for light and medium load installation.
Q: What types of walls and base materials can this wall plug be used for?
A: It is widely applicable to gypsum board, plasterboard, hollow brick, aerated concrete, light concrete and cavity wall, no need pre-drilling.
Q: What is your MOQ and wholesale price discount policy?
A: Low MOQ supports small batch trial order; the more quantity you order, the more favorable wholesale price, exclusive discount for long-term distributors.
Q: What is your production lead time and mass supply capacity?
A: Spot goods can be shipped within 3-7 days; large batch orders 7-15 days, stable daily output to support continuous large-volume supply for distributors.
Q: Can you customize size, color, packaging and OEM private label?
A: We support custom size, color, box packaging, carton marking and OEM/ODM private label service for your local market sales.
Q: Do you support mixed batch with other fastener products?
A: Yes, you can mix order with our other fasteners like screws, bolts and wall plugs to fill one container conveniently.
Q: Can I get free samples for quality checking?
A: 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
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Business Type:
Manufacturer,Exporter,Seller
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Total Annual:
12000000-15000000
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Employee Number:
100~120
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Ecer Certification:
Verified Supplier
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