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Brand Name
Self locking washers
Galvanized steel ,Stainless steel
Standard for 2.7MM, 3MM insulation pins
Marine insulation
production workmanship
Semi-automated production
Place of Origin
Shenzhen, China (Mainland)
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Application Scope
Melparts's insulation fasteners manufacturer | MPS can be applied to different fields and scenes, which enables us to meet different requirements.With many years of practical experience, Melparts is capable of providing comprehensive and efficient one-stop solutions.
  • Polycap-insulation pins,insulation fastener,insulation hangers-MPS-img
Company Advantages
1. The design of MPS square self locking washers is obviously appealing and attracts more customers.
2. The product can reduce power loss. Its face parts are kept lubricated with a film of fluid, combined with the perfect spacing between the faces, contribute less friction which means lose less power.
3. The product features flexible adjustment. The function modules can be adjusted at any time and special notes can be added.
4. The all round tests of self locking washer are based on the years of manufacture experience.
5. The integrity, strength and product quality of MPS Insulation Fastener have been recognized by the industry.

Polycap with stainless steel washer

  • ◪  

    Polycap with stainless steel washer is a type of dome cap washer,it is made of polyethylene and stainless steel or galvanized steel.They are normally used with CD weld pins together to cover the end of pins 

Advantage for our company

  • Melparts is an insulation fastener manufacturing factory, we manufacture a full series of insulation pins and washers, cooperare with us, we can ensure

  • ◪   1: Good price- we sale what we manufacture.

  • ◪   2: On-time delivery-we have the auto-production line for every product to ensure the on-time delivery.

  • ◪   3: Excellent Quality, we have rich experence for insulation pins, we know the feature about every kind of insuation pin and customer’s requirements.


Round Self Locking Washers


Common specifications1”,1-1/4”,1-1/2”, 2-1/2”
MaterialGalvanized steel ,Stainless steel
Surface treatmentPassivation, Galvanized coating
Product featuresFirm locking
Production workmanshipSemi-automated production
PackingPacking  can be customized as per requirements,
Current packing information available upon request.
Supply capability-
ApplicationMounted on various insulation pins for holding insulation materials in place
RemarkTechnical parameters are available upon request


Dome caps  seat firmly
Dome caps diameter can be customized.                     center hole is according to diameter of insulation pins
Multi-lanced hole design provides superior self-locking function.

Company Features
1. In the past years, Shenzhen Melparts Hardware Technology Co., Ltd. has been concentrated on the design and production of square self locking washers . We have been fortunate to receive a reputation around the world.
2. Being unique in its round self locking washers , our self locking washer stand out in this field.
3. Making each customer satisfied with our self locking washers and service is our ultimate goal. Get quote! Shenzhen Melparts Hardware Technology Co., Ltd. seeks mutually beneficial collaboration and common growth. Get quote!
MPS self locking washer covers a wide range of manufacturing processes. These processes are fabric sourcing, pattern designing & making, sampling, mass production, and quality control. The product has a built-in program with speed adjustment
Some necessary tests have been conducted on MPS self locking washers. These tests are strength testing, durability testing, shock resistance testing, structural stability testing, material&surface testing, and contaminants & harmful substances testing. Featuring an aluminum housing, the product is sturdy enough
There are many important considerations in the design of MPS self locking washer. They are the type of load and stresses caused by the load, motion of parts, form and size of the parts, etc. Its color temperatures can be easily adjusted
MPS round self locking washers has passed a broad range of performance tests. They are mainly anti-bacterial testing, tensile strength, temperature resistance, bending flexibility, and abrasion resistance testing. The product features various lighting colors, creating an enthusiastic atmosphere
MPS self locking washer has been innovatively designed. The design is carried out by our designers who make every element of it to match any style of a room. It is dimmable and creates light in all directions
The product has a short circuit protection system. This system helps guard against insulation failure in the electrical equipment and prevents mechanical damage. It can produce several lighting effects, such as gobo rotation, shaking, and rainbow
The product has an accurate running function. It is designed with a precise control system that enables it to work consistently under the given instructions. Thanks to its adjustable brightness light source, it meets different occasion usage
This product is anti-wrinkle. Its fibers are specially treated to be elastic enough to maintain the shape of the fabric without friction. With a high-speed motor, it has fast and accurate movement
The product is lightweight and breathable because of its high-quality fabrics, which are two additional features that help improve sleep comfort. It creates the sharpest spikes of light, rotating in either direction with controlled speed
The product has excellent strength, which means true durability, can withstand years of daily use, and does not tear or pill. The product is certified under CE
This product directly brings comfort to wearers. Its appropriate design avoids hindering mobility and gives wearers the maximum stretchability in movement. Its removable hanging bracket makes it easy to mount
Most of our clients say they haven't found any loose thread, skipped stitches, or substandard seams. Instead, it is rather durable. It is dimmable and creates light in all directions
This well-fitting garment is really flattering and is perfect for people's figures, making them appear much more confidence in dressing. The product is certified under CE
This product really fits into shoes. It significantly helps shoes reach their completion and find their way onto people's feet. Its robust and compact design makes it resistant to vibration
This piece of furniture is basically the first choice for many space designers. It will give a decent look to the space. The product features various lighting colors, creating an enthusiastic atmosphere
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