Grommets

Your Professional Grommets Supplier

Tianjin Maojie Rubber Products Co., Ltd. is a private enterprise specializing in the integrated design and manufacturing of rubber products. Currently, the company provides customized processing services for rubber and plastic products across various industries. Its main product portfolio includes a wide range of rubber components—such as O-rings, seals, mechanical seals, and gaskets—plastic parts, molded hardware packaging, metal-plastic composites, rubber shafts, rubber rollers, and other specialized rubber products.

Customized Services

The company offers tailored manufacturing solutions based on technical drawings and specifications provided by clients. Upon submission of required documentation, we provide detailed cost estimates. Production proceeds upon client confirmation of pricing and technical requirements.

Free Sample Provision

For products requiring mold development, we offer free sample production following mold fabrication. Samples are delivered to clients for evaluation and approval. Mass production commences only after formal confirmation of sample compliance with specifications.

Advanced Production Equipment

Our production line is equipped with state-of-the-art facilities, including raw material pre-treatment systems, mixing equipment, molding machines, vulcanization units, and post-processing apparatus, ensuring consistent product quality and process efficiency.

High-Quality After-Sales Service

We provide long-term mold maintenance and repair services. Our customer support team maintains regular communication with clients, promptly addresses inquiries, and ensures comprehensive after-sales support throughout the product lifecycle.

 
 
Parameter

 

Raw Materials

Natural Rubber, Pad

Medium

Metal Frame Layer Rubber Sheet

Performance

Round Buckle Antiskid Rubber Sheet

Color

Black Rubber Sheet

Product Test

RoHS/Reach/Pops/PAHs/Tsca

Lead Time

About 7-15days

Shape

Round / Square / or Customized

Certification

ISO / SGS

Rubber Formula

Personalized Development on Performances Request

Structure

OEM Optimization / ODM

Temperature

-60~270

Hardness

50~90

 

Types of Grommets

The grommets produced by our company mainly include the following types:

01

Open Rubber Grommets

Open rubber gaskets are usually in the shape of a ring or tube, with a continuous opening (cut) on one side. Through elastic deformation, the gasket can be inserted into the component that needs protection (such as cables) or embedded in the hole.

02

Push In Rubber Grommet

The Push in rubber grommet is a rubber component with a simple design and easy installation. It can be directly pushed into the hole and tightly fixed by its own elasticity.

03

Horseshoe Grommets

Horseshoe Grommets are an open rubber component shaped like a horseshoe. Their design retains a notch on one side, facilitating quick installation without disassembling cables, pipes and other components.

Open Rubber Grommets

 

Advantages of Grommets
 

Rubber grommets are more weather resistant.

Think about it, do you really want something that’s protecting electrical wires and expensive machinery to be attached to a damaging, non-weather resistant metal? No. Rubber grommets offer no rusting and protection for any surprise warehouse leaks.

 

Rubber grommets are high-heat resistant.

For anyone who works in any type of warehouse, you know machines overheating is a common issue, especially when high electricity is involved. To ensure safety and protection for both expensive machinery and warehouse employees, rubber grommets should be used as they are safer than anything metal-based in high-heat environments.

 

Rubber grommets increase product durability.

Due to the fact that these grommets are made strictly out of rubber rather than metal, they reduce the amount of fraying or cutting off whatever is passing through the hole. Therefore, maximum protection is guaranteed when rubber grommets are present.

 

Rubber grommets are more flexible.

Did you ever think that the world could be a more ergonomically sustained environment if we all used rubber grommets? Didn’t think so. It turns out that the installation of rubber grommets is actually ergonomically better since you don’t have to manually screw the pieces into place.

 

Rubber grommets are quicker and easier to implement.

Not only do you not have to manually screw them into place, but they are even quicker and easier to install than certain other material based grommets. Rubber grommets are placed only on one side, so it’s not necessary to reach the opposite side of the installation to attach a nut lock.

 

Push in Rubber Grommet

 

Applications of Grommets

Shoelaces

Grommets are commonly used to protect shoelaces. Hiking boots, sneakers and other types of footwear often have built-in grommets below the tongue.

 

Tent and Canopy Anchoring

If you’ve ever gone camping, you may recall seeing grommets on your tent or canopy. Tents and canopies often feature grommets as part of their anchoring system.

 

Wires and Cables

One of the most common uses for grommets is to protect wires and cables from damage. Just like shoelaces can fray if they rub against sharp or hard objects, so can wires and cables.

 

Flags

Grommets are found on flags. Many flags, such as national and state flags, feature a row of grommets. They are designed to protect the flags from damage when hoisted on a flagpole.

 

Computer Equipment

Even computers may feature grommets. Hard disk drives (HDDs), for instance, often use grommets to protect their stored from vibrations. HDDs rely on magnetic platters to store and read data.

 

Different Materials of Grommets

Natural Rubber

Ideal for general-purpose applications due to its flexibility and durability.

EPDM

Resistant to heat, weather, and ozone, making it suitable for outdoor use.

Silicone

Withstands extreme temperatures and is often used in high-performance settings.

Nitrile (Buna-N)

Offers excellent resistance to oils and chemicals.

 

 
 

Precautions for Using Grommets

Don't Use the Wrong Material

Different applications require different types of rubber. Avoid using the wrong material, leading to ineffective sealing and premature wear.

 

Don't Overstretch the Grommet

Overstretching a rubber grommet during installation can weaken its structure and lead to damage. Take care to fit the grommet properly without causing excessive stress.

 

Don't Forget About Aesthetic Concerns

In some applications, the visual appearance of the installation is essential. Ensure the rubber grommet blends in with the overall design and does not detract from the aesthetic.

Don't Reuse Old or Damaged Grommets

Reusing old or damaged grommets may save money in the short term, but it can result in ineffective sealing and increased maintenance costs in the long run.

 

Don't Neglect Proper Maintenance

Neglecting regular maintenance and inspections can lead to unexpected failures. Maintain a schedule for checking the condition of your rubber grommets and replace them when necessary.

Don't Ignore Safety Guidelines

Always follow safety guidelines and manufacturer instructions when installing or replacing rubber grommets. This ensures your safety and the effectiveness of the sealing.

Don't Ignore Compatibility

Ensure the rubber grommet is compatible with the cable or wire you use. Mismatched compatibility can lead to poor sealing and potential damage to the grommet or the cables.

 

Packaging and Shipping

 

Packaging

In Plastic Bags and Cartons or as Per Your Request

Shipping

Air freight, Sea freight, Train Express

 

Our Factory

 

The company is located in Tianjin. Since its establishment, the company has continuously cultivated new employees and absorbed innovative ideas.

 

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FAQ

Q: What are rubber grommets?

A: Rubber grommets are circular or oval-shaped rings made of rubber or elastomeric materials that protect cables and wires passing through holes in metal or plastic panels. They also provide a seal against environmental factors such as moisture and dust.

Q: How do I choose the right rubber grommet?

A: Choose a grommet based on the size and type that fits your application. Consider the hole diameter, the cables or wires you need to accommodate, and the environmental conditions where the grommet will be used.

Q: Can I reuse old rubber grommets?

A: It's best not to reuse old or damaged rubber grommets. They may not provide effective sealing or protection, potentially leading to issues down the line. Replace grommets promptly if they show signs of wear.

Q: What kind of lubrication should I use for installing rubber grommets?

A: Silicone spray is a recommended lubricant for installing rubber grommets. It helps reduce friction and facilitate installation, especially when working with tight-fitting grommets.

Q: How often should I inspect rubber grommets?

A: Regularly inspect rubber grommets for signs of wear and tear, such as cracks, tears, or deformation. The inspection frequency may vary depending on the application, but a general guideline is to check them during routine maintenance schedules.

We're professional grommets manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy discount grommets from our factory. Contact us for quotation and free sample. Open Rubber Grommets, Push in Rubber Grommet, Horseshoe Grommets

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