Composition of TU-768
TU-768 is made of high quality woven E-glass coated with the epoxy resin system, which provides the laminates with UV-block characteristic, and compatibility with automated optical inspection (AOI) process.
These products are suitable for boards that need to survive severe thermal cycles, or to experience excessive assembly work. TU-768 laminates exhibit excellent CTE, superior chemical resistance and thermal stability plus CAF resistance property.
Standard Availability of TU-768
>Thickness: 0.002” [0.05mm] to 0.062” [1.58mm], available in sheet or panel form
>Copper Foil Cladding: 1/8 to 12 oz (HTE) for built-up; 1/8 to 3 oz(HTE) for double sides and H to 2 oz (MLS)
>Prepregs: Available in roll or panel form
>Glass Styles: 106, 1080, 2113, 2116, 1506 and 7628 etc.
What is the difference between TU-768 laminate and TU-883 laminate?
1. Environmental suitability
2. Compatibility with lead-free process
Differences: They have different thermal, mechanical and electrical properties.
Venture is an authorized manufacturer and supplier of TU-768 in China. For more than 10 years, we constantly offer the best quality TU-768. With the help of technology advancements and the latest production facilities, our TU-768 is equipped with lots of advanced features such as robust thermal properties and a proven high TG substrate. Therefore, our TU-768 can provide you the following:
- moisture resistance
- lead-free compatible
- anti-CAF properties
Your Leading TU-768 Supplier in China
Venture is a professional manufacturer of TU-768 in China. We offer TU-768 that provides high-TG high thermal reliability for lead-free compatible prepreg and laminate.
Our TU-768 is a prepreg or laminate made from woven high-quality E-glass that is coated with an epoxy resin system. Therefore, our TU-768 offers excellent UV characteristics and AOI compatibility.
Aside from that, Venture engineers designed TU-768 that exhibits the following properties:
- moisture resistance
- lead-free compatible
- fluorescent for AOI
- Excellent coefficient of thermal expansion
- excellent thermal and chemical resistance
- Anti-CAF properties
We manufacture TU-768 that is suitable for any boards requires to survive any thermal cycles or excessive assembly works.
Furthermore, we ensure that our TU-768 is manufactured with industry approvals such as UL designation, UL file number, and more. It also comes with standard availability such as thickness, copper foil cladding, and more.
If you are looking for a premium quality TU-768 for your projects and business, then, Venture is your best choice! We are a trusted manufacturer and supplier of TU-768 in China for more than 10 years!
As a professional manufacturer, Venture can give you the best TU-768 laminates for your PCB requirements. We expert designers and engineers to help you with your TU-768 fabrication.
Venture owns a well-equipped manufacturing facility and factory. This allows us to supply you with TU-768 laminates with various capabilities and specifications.
Other than that, we also offer affordable rates, flexible payment terms, and no minimum order required to support you.
Through providing more excellent services, Venture can be your best Chinese supplier and manufacturer of TU-768!
Contact us directly for your next TU-768 orders!
TU-768 Laminates: The Ultimate FAQ Guide
Probably, you could be asking yourself many questions about TU-768 laminates.
That’s why this guide will answer all questions you have about these TUC laminates such properties, applications, benefits, features, and safety concerns, just to mention a few.
So if you want to be an expert in TU-768 laminates, read this guide.
- What is TU-768 Laminate?
- What are the Main Quality Standards for TU-768 Laminates?
- What is the Difference between TU-768 Laminate and TU-768P Laminate?
- What are the Applications of the TU-768 Laminate?
- What are the Benefits of Using the TU-768 Laminate?
- What are the Main Factors Affecting the Cost of TU-768 Laminates?
- Do TU-768 Laminates Exhibit Limitations?
- What are the Main Features of the TU-768 Laminates?
- What are the Most Significant Thermal Properties of TU-768 Laminates?
- Which Materials Do You Use to manufacture TU-768 Laminates?
- What are the Mechanical Properties of TU-768 Laminates?
- How Does Volume Resistivity Compare to Surface Resistivity of TU-768 Laminate?
- What is the Dielectric Breakdown Voltage of TU-768 Laminates?
- What is the Permittivity and Loss Tangent of the TU-668 Laminates?
- Do You Provide a Warranty for the TU-768 Laminates?
- How Does TU-768 Laminate Compare to TU-662 Laminate?
- Which Types of PCBs do TU-768 Laminates Work With?
- What are the Best Test Methods for TU-768 Laminates?
- What are Some of the Safety Constraints of Using TU-768 Laminates?
- What is the Significance of Having TU-768 Laminates for your PCBs?
- Are the TU-768 laminates Durable?
- What are the Best Storage Conditions for the TU-768 Laminates?
What is TU-768 Laminate?
TU-768 is a type of prepreg or laminate that exhibits high glass transition temperature and high thermal reliability.
You can use the Tu-768 laminate or prepreg to fabricate printed circuit boards that work under high-temperature conditions.
TU-768 PCB Laminate
What are the Main Quality Standards for TU-768 Laminates?
Quality is paramount in everything that you intend to use on the printed circuit boards.
Implying that, you have to make sure that the Tu-768 laminates are of very high quality before purchase.
The only sure way that will guarantee you high-quality TU-768 laminates is by checking the quality standards.
Here are the main quality standards of TU-768 you can refer to.
IPC Quality Standards
You must ensure that your TU-768 laminates adhere to the institute for interconnecting and packaging of electrical circuits.
IPC standards help in the standardization of assembling and producing requirements of the TU-768 laminates with respect to IPC-4101E.
The type of designation under the IPC standards can either be 98, 99, 101, and or 126 among others.
Apart from that, you should also consider IPC quality standards of IPC4101E/126 validation services that are QPL certified.
UL Quality Certification
You must also make sure that the TU-768 laminates adhere to the UL Quality certifications.
Here, you will be certifying it after assessing and testing the components and materials of TU-768 laminates.
Apart from that, UL quality certification also helps in testing the system’s performances and environmental sustainability.
You will note that TU-768 falls under ANSI grade FR-4.0 and UL file number E189572.
The resistance to catching fire of the TU-768 laminates is a great factor that you have to test.
You have to ensure that the TU-768 laminate conforms to the standard rating.
Maximum Operation Temperature
It is important to consider the maximum operating temperature that the TU-768 laminates work under.
The recommended maximum operating temperature for TU-768 laminates is 130 degrees centigrade.
What is the Difference between TU-768 Laminate and TU-768P Laminate?
Well, the major difference between TU-768 and TU-768P is in the performance.
You will realize that the properties of TU-768P laminates are quite superior to those of TU-768.
Despite that difference, TU-768 and TU-768P have or share quite a lot of things.
For instance, you can use both TU-768 and TU-768P laminates in high-temperature applications.
Implying that, both types of laminates have high glass transition temperature ranges.
What are the Applications of the TU-768 Laminate?
You can use the TU-768 laminates on printed circuit boards that work best on different machines and working environments.
Here are some of the applications where you will find TU-768 laminates on the printed circuit boards.
You will have the TU-768 laminates on different consumer electronics to provide it with the right insulation and conduction properties.
In addition to that, TU-768 laminates allow you to operate such consumer electronics even under high-temperature conditions.
Servers on Work Stations
You will also use the TU-768 laminates to manufacture PCBs on servers.
Here, the TU-768 laminates come in handy in such demanding applications ensuring the servers are stable.
Communication Equipment Multilayer TU-768 PCB
In the automotive industry, you will use the TU-768 laminates to laminates PCBs that work in the ever-transforming industry.
You will find it as part of the transformation that seeks to make more electrically efficient and operatable automobiles.
What are the Benefits of Using the TU-768 Laminate?
There are numerous advantages of using TU-768 laminates on the printed circuit board.
You will experience numerous advantages that boost the overall function of printed circuit boards in different applications.
Here are some of the benefits of using the TU-768 laminates.
Compatible to Lead-Free Processes
Using the TU-768 laminates on different printed circuit boards is safe for you and even the environment.
It is compatible to lead-free processes with minimal or no inclusion of lead compounds among the manufacturing materials.
You should also consider using the TU-768 laminates on your PCBs because of the excellent coefficient of thermal expansion.
It allows uniform expansion of the materials when you expose them to heat thus preventing damages to the PCBs.
You can also boast of having applications that do not have conductive anodic filaments on them through TU-768 laminates.
In such applications, you will never experience metallic filaments forming from electrochemical migrations thus causing failure on the printed circuit boards.
Great Thermal and Chemical Resistance
TU-768 laminates prevent exposure of the PCB materials to high chemical reactions as well as thermal reactions.
In other words, it will prevent the effects of chemical and thermal reactions from affecting the PCB operations.
Compatible with Automated Optical Inspection
TU-768 laminates are also compatible with an automated optical inspection that helps in the scanning of the PCB.
Implying that you will go through a simple inspection process to detect failure on the printed circuit boards.
Moisture Absorption Resistance
You can also operate different electronic devices under moisture-laden applications as the TU-768 laminates resist moisture absorption.
It is the laminate that makes your electronic devices waterproof thus preventing entry and eventual damage from water.
What are the Main Factors Affecting the Cost of TU-768 Laminates?
You will pay different amounts of money when dealing with or purchasing the TU-768 laminates.
The cost of TU-768 laminates varies considerably between 0.05 to 15 US dollars.
You should understand that the price variation is a result of different factors including:
Size of TU-768 Laminates
Here, you will pay for the TU-768 laminates as the size of the laminates increase.
In other words, the bigger the size of the TU-768 laminates, the higher its cost.
Quality of Laminate
In this case, the higher the quality of the laminate, the higher the amount of money you will pay.
You will use high-quality products to manufacture high-quality TU-768 laminates thus increasing the cost.
Quantity of TU-768 Laminates
Just like the size factor, the more TU-768 laminates you purchase, the higher the amount of money you will pay.
You may benefit on discounts that come with economies of scale if you purchase the TU-768 laminates in bulk.
Do TU-768 Laminates Exhibit Limitations?
You can say that TU-768 laminates are perfect materials due to the numerous advantages.
However, despite the numerous benefits, there are particular limitations that you will experience.
Here are the most notable limitations of using the TU-768 laminates.
Difficulty in Manufacturing Process
The most notable limitation that you may consider is the difficulty in manufacturing the TU-768 laminates.
You will have to cut the materials into very small pieces which can be very difficult if you do not have the right equipment.
Inability to Recycle
Apart from that, you will also spend money on purchasing TU-768 laminates even though you can never recycle them.
Implying that, when damage occurs on TU-768 laminates, you may never find the chance to recycle the materials.
What are the Main Features of the TU-768 Laminates?
You can identify TU-768 laminates by looking at the most distinctive aspects or attributes.
These attributes will help you distinguish TU-768 laminates from other types of laminates.
Here are the main features that you should pay close attention to.
High (Tg) Glass Transitional Temperature
TU-768 laminates have high glass transitional temperature ranges thus making it stable under high temperatures.
You can comfortably use the TU-768 laminates under high-temperature conditions without causing damages.
UV – Resistant
You can also use the TU-768 laminates under the glare or effect of direct sunlight with no effect or damages.
In this case, TU-768 laminates have materials that exhibitor prevent penetration of the harmful UV rays thus preventing damages.
The materials that you will use in manufacturing TU-768 laminates have very low moisture absorption rates.
You ought to understand that, the low rate of moisture absorption only makes them water-resistant in moisture-laden applications.
One of the most important features that you should never forget is the reliability of TU-768 laminates under high temperatures.
Implying that, you will not experience malfunctions nor damages on the laminate or PCB when using TU-768 laminates.
What are the Most Significant Thermal Properties of TU-768 Laminates?
In the operation of any machine, you ought to understand that heat will be produced.
To prevent the heat from affecting the operations of the machine, you will need laminates alongside thermal clads.
TU – 768 laminates exhibit the best thermal properties that assist in heat dissipation hence increased efficiency.
Here are the most significant thermal properties you ought to pay close attention to.
Glass Transitional Temperature
You will look at various aspects of glass transitional temperature which vary depending on the test method.
There are three main test methods that you can use which will provide you with different values of the glass transition temperature.
Here are the main test methods and the values of glass transition temperature under the E-2/105+des test method.
i. Dynamic Mechanical Analysis gives a typical glass transition temperature value of 190 degrees centigrade
ii. Differential Scanning Calorimetry gives a typical glass transitional temperature value of 180 degrees centigrade
iii. Thermomechanical Analysis gives a typical glass transitional temperature value of 170 degrees centigrade.
Coefficient of Thermal Expansion
You will also look at how the materials of TU-768 laminates expand when you expose them to different temperatures.
You will look at the mode of expansion of the TU – 768 materials along the X, Y, and Z axis.
Here is the typical coefficient of thermal expansion values along the X, Y, and Z axis.
i. CTE along the X-axis ranges between 11 to 155 ppm/degrees centigrade
ii. CTE along the Y-axis ranges between 11 to 15 ppm/ degrees centigrade
iii. CTE along the Z-axis is at 2.7% under 50 to 260 degrees centigrade test methods.
Here, you will look at the stress upon the TU – 768 laminates when you expose them to different temperature conditions.
The thermal stress on TU – 768 laminates under 288 degrees centigrade is greater than 60 seconds.
You should also pay attention to the ability of the TU – 768 laminates to catch fire.
TU – 768 laminates have very low flammability which implies a very low abilities to catch fire.
Which Materials Do You Use to manufacture TU-768 Laminates?
You will use high-quality E-glass materials and epoxy resin systems to make Tu – 768 laminates.
E-glass materials will provide TU – 768 laminates with thermal and mechanical properties.
The epoxy resin materials provide the TU – 768 laminates with UV block characteristics.
Apart from that, it provides it makes it compatible with the automatic optical inspection processes.
What are the Mechanical Properties of TU-768 Laminates?
Mechanical properties are the attributes of TU – 768 laminates when you expose them to a mechanical force.
There are four main attributes of mechanical properties that you should understand including:
Here, you will look at two main aspects which include the warp direction and the fill direction.
You will note that the value of warp direction is 25 GPa while the value of fill direction is 22 GPa.
You will also look at the ability of TU – 768 laminates to flex under different forces without breaking.
In this case, you will look at the crosswise flexural strength and the lengthwise flexural strength.
The lengthwise flexural strength is at 60,000 psi while the crosswise flexural strength is at 50,000 psi.
You must also consider the peel strength which defines the strength of the laminate bonding.
The peel strength of the TU- 768 laminates under 1 oz of copper foil ranges between 7 to 9 pounds per inch.
How Does Volume Resistivity Compare to Surface Resistivity of TU-768 Laminate?
Well, volume resistivity and surface resistivity provide more details about the resistance to electric current leakage.
The only difference is, volume resistivity provides details on resistance to leakage across the volume of the laminate.
On the other hand, surface resistivity provides details on resistance across the surface of the TU – 768 laminates.
What is the Dielectric Breakdown Voltage of TU-768 Laminates?
Dielectric breakdown voltage is the amount of current or power that you will need to breakdown a dielectric material.
It is the maximum electric charge or power that the TU – 768 dielectrics can comfortably hold before breaking down.
The dielectric breakdown voltage of the TU – 768 laminates is 50 kV.
What is the Permittivity and Loss Tangent of the TU-668 Laminates?
Permittivity is the ability of the TU-768 laminate to store electric charge when you expose them to electric fields.
The permittivity of TU – 768 varies according to the frequency ranging from 1 to 10 GHz with values of 4.3 or 4.4.
On the flip side, loss tangent describes the ability of TU – 768 laminates to lose or dissipate electromagnetic energy.
Loss tangent also varies between 1 to 10 GHz with values of 0.019 to 0.023.
Do You Provide a Warranty for the TU-768 Laminates?
Yes, we provide a warranty for the TU – 768 laminates.
You will get a warranty that allows you to return the laminate in case it fails.
In most cases, the warranty will cover the damages that come as a result of the manufacturer’s fault.
How Does TU-768 Laminate Compare to TU-662 Laminate?
The most notable difference between the TU – 768 laminate and TU – 662 laminates is the glass transition temperature.
You will note that TU – 662 laminates have mid-range glass transition temperatures.
On the other hand, TU – 768 laminates have a high-range glass transition temperature.
Apart from that, you can use both laminates in high-temperature applications.
Which Types of PCBs do TU-768 Laminates Work With?
You will use the TU – 768 laminates on all types of printed circuit boards.
Here are some of the printed circuit boards where the TU – 768 laminates come in handy.
- Single-layer PCB
- Multiple Layer PCB
- Single-sided and double-sided PCB
- Rigid PCBs
- Flexible PCBs
- Rigid-flex PCBs
Rigid-Flex TU-768 Laminate
What are the Best Test Methods for TU-768 Laminates?
There are different methods that you can employ in the testing of the TU – 768 laminates.
The most common method that you should consider using is the IPC test method.
There are also different standards of IPC test methods that you will use in testing different aspects of laminates.
What are Some of the Safety Constraints of Using TU-768 Laminates?
Well, TU – 768 laminates are safe for you to use because it lacks the harmful components such as lead.
Despite that, you should be very careful when using TU – 768 to avoid any form of injury.
It is the reason why you should have safety gloves on your hands when handling the laminates.
Apart from that, you should keep them away from unauthorized personnel who might not know the handling procedures.
What is the Significance of Having TU-768 Laminates for your PCBs?
You will manufacture the printed circuit boards using the TU – 768 laminates to provide various benefits.
Here are some of the functional advantages that come with the lamination of PCBs using TU – 768 laminates.
- Prevents it from absorbing moisture in moisture-laden applications
- Prevents it from excessive expansion due to the excellent eco-efficiency of thermal expansion
- Prevents leakage of electric current from the PCB thus boosting the electrical performances.
Are the TU-768 laminates Durable?
Absolutely, TU – 768 laminates are highly durable and will serve you for a very long period.
It has various aspects such as thermal resistance and an excellent coefficient of thermal expansion.
These properties prevent excessive expansion and contraction on the TU – 768 laminates thus increasing durability.
What are the Best Storage Conditions for the TU-768 Laminates?
You must also store the TU – 768 laminates under the right conditions for increased durability.
Here are the best storage conditions for the TU – 768 laminates.
- Maintain the original package
- Do not store under refrigerated conditions
- Maintain the storage temperature and pressure at optimum all the time.
At Venture Electronics, we help you get the best PCB material for all your printed circuit board fabrications needs and requirements.
We will also help you find high-performance TU-768 laminate material – talk to us now.