Metal dome cap washers made to conceal the tips of lacing hook pins, or lacing anchor pins, or quilting
pins,or hangers in the installing or fabrication of insulation mats or jacekets, when these pins pierce
through the insulation with tips exposed. Dome cap washers own the property of self-locking.
Domed caps washer are designed to be used where appearance and safety are major concerns. For
best results, pins should be 1/4 in. longer than the insulation thickness.
The metal top can be aluminum alloy ,stainless steel ,galvanized steel , the washer inside material can
be choose galvanized or stainless steel ,we can accept special style of customization ,send us sample or
drawing ,we canmake mold for customer's style
Term No. | DOME CAP WASHER DIAMETER | MATERIAL | Pin diameter |
DC-HH-22 | 22MM | GALVANIZED STEEL STAINLESS STEEL ALUMINUM | 2.7mm,3.0mm in common |
DC-HH-25 | 25MM | ||
DC-HH-27 | 27MM | ||
DC-HH-30 | 30MM | ||
DC-HH-40 | 40MM | ||
DC-HH-50 | 50MM | ||
Surface treatment | polish for stainless steel material ,galvanized and Spray paint for carbon steel material |
Domed caps are designed to be used to Cover the insulation sharp pin ends . It is safety are major concerns
• For best results, pins should be 1/4” longer than the insulation thickness • Secure insulation with a self-locking
washer, then install the dome cap to cover the nail point.
Bi-metallic pins metal lacing anchors metal quilking pins | ![]() |
Package of insulation dome cap washer :
>> Package
1. 500 pcs per bag, 10 bags per carton. 64 cartons per pallet.
2. to be your requirements.
>>> Delivery
Sample: DHL/EMS/UPS/TNT/EXPRESS
Large Order: we recommend you by SEA ,or by AIR if in an emergency.
Q1: Are you factory or trader ?
Yes ,we sell what we manufacture
Q2:How long is your delivery time?
Usually the ship time is within 7-15 days
Q3:What is your quote elements?
The size of product, material with surface treatment and the quantity
Q4:Can you provide samples?is it free or in charge ?
A3: Yes, we can provide sample for we have in stock ,for special sample you need pay the mold fee ,the
mold fee will return back you after confirm the mass order
Q5: How can you ensure the quality?
1.we can supply CAD drawing pic for you
2.Our company have ISO certificate
3.We have working on this product for twenty years and we have experience on it ,and we know the point
you focus on
HUIHAO company is a insulation fasteners/insulation anchors manufacturing company,we produce all kinds
of insulation pins and washers.can make mold according your drawing pic ,Our products is as following :
CD weld pins Lacing Anchors
bimetallic pin Cup head weld pins
Quilting pins perforated base pins
self adhesive pins aluminum solar panel mesh clip
all kinds of self locking washers, Dome caps.