China Hot selling High-Strength S-Glass Fiber Cloth drive shaft cv joint

Product Description

S-glass fiber
  (High strength glass fiber) 

Product Description

S-glass fiber is silicon-aluminum-magnesium system glass fiber, which has high strength. This fiber is independently developed and put into production by our company to meet the needs of national defense and industries.

Compared with alkali-free E glass fiber, tensile strength of S-glass fiber is increased by 30-40%, the elastic modulus is increased by 16-20%, and the temperature resistance is increased by 100-150 °C.

The fatigue resistance of the reinforced material products with S-glass fiber is increased by nearly 10 times, and the
S-glass fiber offers the ultimate physical properties including high strength, compressive strength, large elongation at
break, toughness, and has the characteristics of aging resistance, corrosion resistance, and excellent resin penetration.


Tenical Data

Item Unit Test Method Standard value
Code     EFG-S-735 EFG-S-400
Linear density Tex ISO 1889:1997 735(±36.7) 400(±20)
yds/lb 675 1222
Cv. % ISO 1889:1997 <5 <5
Loss on ignition % ISO1887:1995 0.8±0.3 0.8±0.3
Moisture Content % ISO3344:1997 <0.2 <0.2
Strand Tensile Strength M Pa ASTM D 2343 >2758 >2758
Test condition
  1. Humility: 48% for EFG-S-400;  52% for EFG-S-735
  2. . Room temperature: 22ºC

High tensile strength
High elastic modulus
High compressive strength, large elongation at break
Good toughness, resistance of aging, corrosion
Excellent resin penetration


Widely used in various high-performance glass fiber reinforced materials such as projectile shells, phenolic grilles, CNG cylinders, reinforcement rings, fiber optic cable reinforcement yarns, sports equipment.



Packaging & Shipping


Company Profile


Established in 2003, HangZhou EFG CO., LTD has been professional in glass fiber and polyester fiber non woven mat, created her vision that ” Create a well-known international brand in the field of non-woven fiberglass material “, the products fiberglass mat, polyester mat, coated mat, reinforced mat are delivered to Europe, Middle East, North Africa, Asia, USA, Latin America, customer use NJEFG , products for waterproof, filter, wall decoration, gypsum board, FRP surface, etc., quality and service are satisfied by customer.
With professional engineers and advanced producing lines, NJEFG , always focus on offering customization to customers for special demands and developing new products for the market.
Every employee in NJEFG , has interjected faith into the daily work and life. When you cooperate with NJEFG , you will find that you are working with a professional team with active and high efficient service, stable quality, and a memorable reputation.


NJEFG products cover the market of Middle East, North Africa, southeast Europe, North Europe. To have good service to the customers NJEFG runs series of branch companies and joint ventures in Hong Kong, Algeria, and Iran.



Why choose us

HangZhou EFG Co., Ltd, as 1 of the fiberglass materials suppliers in China, has been a professional manufacturer of fiberglass and polyester non-woven fabric for more than 15 years, we have been committed to providing a full range of products for our customers.
We also customize high-quality, cost-effective products and seek to enhance our services with a view to delivering a positive and delightful customer experience.
According to your needs, what we can provide is not only strategic plHangZhou, reliable solution, consultancy, and guidance, but also detailed implementation actions according to your situation.
To get more information about our capabilities, please contact us.


Q1.What’s the MOQ?
A: 100SQM.

Q2.How can I get a sample?
A: Normally A4 sample can be sent free of charge and customers just needs to pay shipping charge, or customer provides DHL, FEDEX, EMS, UPS courier account number. For more quantity for sample, it depends.

Q3.How do you do quality control?
A: We have the most professional technical team and experienced workers, from raw material supplying, producing process to final packing , all are under strict control to make sure qualified product to customers.

Q4.Can your company customize products?
A: Yes, customization is our specialty, customer offers required data, application, quantity, NJEFG will customize as per customer’s demand. 

Q5. How long to get sample for testing quality?
A: Usually a sample will be prepared within 1 week after the specification is agreed customer.

Q6. What about your delivery time? Can we receive our goods on time?
A: Usually around 2-3 weeks after the order is confirmed. The accurate delivery time will be as per quantity

Q7. What are your terms of payment?
A: Usually FOB, CIF, CFR, and DDU.

Q8. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.



Certification: ISO
Technique: Winding Filament Roving
Yarn Structure: Single Yarn
US$ 6/kg
1 kg(Min.Order)


Order Sample



Customized Request

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

cv joint

How to Identify and Fix a CV Joint Problem

Whether it’s a cv joint or a constant velocity joint, these two types of joints are used to transmit power through the drive shaft. They are commonly used on front-wheel drive cars. Compared to the constant-velocity joint, which transmits power at a constant rotational speed, the cv joint transmits power at a variable angle. These joints are also known for not increasing friction.


Getting your CV joint checked regularly can help you to avoid accidents. It also allows you to know if your CV joint is damaged. A damaged CV joint will cause vibrations, which can affect your safety. If you notice vibrations while driving, take your car to a mechanic as soon as possible.
A CV joint is a component that connects the front wheels to the axle. It is packed with grease, and it transfers torque from the transmission to the wheels. This allows your wheels to respond smoothly to the demands of the driver. CV joints can last from a few thousand to a few hundred thousand miles before they begin to fail.
If you notice a clunking noise while you are accelerating, decelerating or turning, there is a good chance that your CV joint is malfunctioning. These sounds can be caused by a variety of problems.
A CV joint is a vital component in your drivetrain. If it is damaged, it can cause serious damage to your vehicle. A damaged CV joint can leave you stranded, or worse. It can cause your vehicle to bounce, making it hard to control.
Another symptom of a CV joint is a clicking sound that comes when you turn your wheel. This is most commonly heard when you are turning in a circle at lower speeds. If the noise becomes more noticeable when you turn the steering wheel, the problem may be with your outer CV joint.
If you hear a clicking sound while turning, you should take your vehicle to a mechanic as soon as possible. It could be caused by an inner CV joint popping, or a damaged boot.
The best way to test your CV joint is to drive slowly in a circle in an empty parking lot. If you hear a clicking noise, you may need to replace your CV joint. It can cost from $300 to $800 to replace a CV joint. You can check your car’s axles at CZPT to schedule an appointment to have it checked.

Strange noises

Occasionally, a strange noise can occur at your CV joint. It may be a popping or clicking sound that can be annoying when driving straight. It can also be an indication that your CV joint is worn out.
CV joints are critical components that connect the wheels and transmission to each other. A damaged joint can lead to an increased risk of an accident, causing more damage to other parts of the vehicle.
When the joint is worn out, the metal components inside the joint can grind against each other, causing a loud noise. If you hear this noise, you need to have it repaired immediately. If you do not know how to repair the joint, you should take your car to a mechanic.
One of the most common causes of CV joint noise is a damaged boot. This boot protects the joint from debris, but it can become damaged. Loose clamps allow dirt and debris into the joint, causing the joint to wear out. If the joint is worn out, you may have to replace it.
The most common CV joint noise is a clicking sound that occurs when turning the car. It may not be loud at low speeds, but becomes louder as you speed up. If you hear a clicking sound when turning the wheel, you should have the joint repaired.
Another sign that the joint is worn is a clunk when you put the transaxle into drive. This type of noise is not always louder when turning, but it indicates that the joint is nearing failure.
A clicking or popping noise when turning your car may be an indication that the outer CV joint is worn. However, the noise is not always louder when turning, so you should have your vehicle checked by a mechanic.
If you notice any other strange noises at your CV joint, it is a good idea to have them checked by a mechanic. If the noise is severe, you may need to replace the joint. Having your vehicle inspected is the best way to avoid further damage to the joint.

Grease leakage

cv joint
Often, the first indication that a CV joint is starting to fail is a grease leak. The grease will leak out of the joint and onto the inside of the wheel, causing damage to the attached joint. In many cases, this leak is caused by a damaged CV boot.
The CV joint consists of a collection of bearings and cages, which are covered by a flexible rubber boot. The boot is designed to last at least 100,000 miles. It helps to keep dirt and water out, and it also keeps the axle clean. A worn out CV boot can cause a leaking CV joint, which will result in a more serious problem.
If you suspect a CV joint is leaking grease, it’s important to have the joint replaced as soon as possible. If the joint is damaged, you may also need to have the axle replaced. This is because the damage to the joint will allow dirt and water to get into the joint. This can cause a variety of problems, from corrosion to failure of the joint.
You may be able to repair a damaged CV boot by buying a kit. However, this is a messy and expensive process. The repair may not be worth it if the joint is still in good condition.
If you suspect the joint is damaged, you may want to drive the vehicle in a circle to see if you can hear any clicking or popping noises. If the noises continue, it may be time for a replacement.
Whether or not you need to replace the CV boot, you should clean out the old grease. If the joint is torn, you may have to replace the entire axle. This can be a cheaper alternative to repairing a CV joint, but it’s a messy job.
Once you’ve cleaned out the old grease, you can replace the boot. You may need special tools to clamp the new CV boot, depending on the application. Some clamps need torque specifications to work correctly. Some clamps are drive-on, while others require a tool.

Lack of control

cv joint
Having a lack of control in the CV joint of your vehicle can be a dangerous situation. Not only does it make driving unsafe, but it can also increase your chances of having an accident. Thankfully, there are several ways to identify and fix a problem with your CV joint.
If your CV joint is faulty, you may experience vibrations while driving. These vibrations can be especially noticeable if you are turning or accelerating. The intensity of the vibrations may also increase as you accelerate.
If you are experiencing a loss of control in the CV joint of your vehicle, it is important to get it repaired as soon as possible. You may be able to repair the joint yourself or you may need to replace the entire CV axle. If you have the time and the money, replacing the whole CV axle may be the best option. Changing the whole CV axle will reduce the time it takes to repair the problem.
Symptoms of a faulty CV joint include a noise that is heard when turning your steering wheel or accelerating. These vibrations may be caused by a worn out CV joint. If you hear a loud clunking sound or a screeching metallic noise while turning or accelerating, it is likely that your CV joint is failing.
When a CV joint is worn out, it is no longer balanced and does not transmit power properly. It also has a tendency to disintegrate while you are driving. This means you will have a difficult time maintaining a straight line. If you notice a popping sound, bouncy car or a car that suddenly stops, you may have a CV joint problem.
A CV joint can also wear out if you take your car on rough roads or in poor weather conditions. Luckily, you can find a good quality joint to replace your old one. However, you should be careful to follow the manufacturer’s specifications when it comes to repairing it.
CV joints are essential parts of a car’s suspension system. If they are faulty, they can cause severe steering wheel vibration. You may also notice a loss of control.
China Hot selling High-Strength S-Glass Fiber Cloth   drive shaft cv jointChina Hot selling High-Strength S-Glass Fiber Cloth   drive shaft cv joint
editor by CX 2023-10-22

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