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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.
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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!
Shenzhen Melparts Hardware Technology Co., Ltd. adopts people-centric approach to self locking washers product design. Its color is vivid and durable for long-lasting use
The design concept of MPS self locking washer is based on modern green style. It is notable for the possibility of customization in terms of size, color, and materials
The innovative design of self locking washers has made it to rank top in the market. It is fit for any business and public advertising promotion
MPS self locking washers is made of fine raw materials, aesthetic and practical. Brand or logo idea is welcome to be added to become one of the features of the product
The design of MPS square self locking washers is carried out by a professional team. The product is found to be in compliance with the requirements of BSCI and SEDEX
square self locking washers not only maintain characteristics of self locking washer, but also can self locking washer. It is full of creativity that stands for the enterprise image
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