Our factory covers an area of 10,000 square meters,owing 12 advanced hydraulic press and max press is 3000 tons.We also have CNC machine and surface grinding machine for sheet machining compenent part production.We have a variety of molding process means, such as molding, pultrusion, injection molding, blister, hand-made glass fiber reinforced products.We are glad to accept customer's product design and customer's requirements and will choose the most appropriate production solutions,striving to provide customers with a full range of systematic services.
Why Choose Us
Our Product
Our main products are SMC Fiberglass Insulation Sheet,GPO-3(UP GM203)Glass mat Insulation Sheet,and various SMC molded products, such as SMC medical enclosure/Shell,SMC Automobile exterior parts and other products.Our annual supply of composite material is over 3000tons.
Production Equipment
We have automatic sheet moulding compound batching equipment.12 advanced hydraulic press and max press is 3000 tons.6 CNC machines and 2 surface grinding machine.
Production Market
Our GPO-3 UPGM203 and SMC Insulation sheet,machining compenent parts and FRP pultruded profile,moulded product exported U.S market,Europe market such as Germany,Italy,Spain,France,Czech,Asian market of Malaysia,Vietnam,India and middle east market.
Our Service
We have benn always adhering to the business philophy of "customer-oriented, quality-assured, continuous improvement" and provides high quality environmental protection and high performance insulation materials for our customers.
GPO-3 is a fibreglass laminate with excellent thermal, mechanical, and electrical qualities for applications up to 155°C. It is made of polyester resin reinforced with fibreglass mat foundation.
UTR GPO-3 Electrical Grade Fiberglass Unsaturation Resin Sheet
UTR sheet,als known as GPO-3 sheet,UPGM203 sheet, is a thermoset unsaturation polyester polymer with fiberglass mat reinforcement.
Thickness 30mm GPO-3 Molded Red Insulation Sheet
Unsaturated Polyester Glass Mat is known by the initials UPGM203. Since 2002, we have focused on producing UPGM203 sheet (also known as GPO-3 sheet). We are a reputable firm that combines the production of UPGM203 sheet with Glass Mat prepreg.
Electrical Grade GPO-3 Sheet For Arc Isolators
GP0-3 board is made of alkali free glass fiber felt sheet immersed with unsaturated polyester resin add additive by hot press to form into hard sheet insulation. GPO-3 is a glass reinforced thermoset polyester sheet material.
Unsaturation Resin Fiberglass Electrical Insulating Board
SMC Insulation Board is a multivalent electrical insulating rigid sheet made of fiberglass impregnated with high-grade polyester resin and various additives and pressed at high temperatures.
GPO-1 GPO-2 GPO-3 Fibreglass Laminate Sheet
GPO-1 GPO-2 GPO-3 are created from a mixture of randomly arranged glass fibers that have been saturated with polyester resin and added to the right fillers.
SMC Polyester Fiberglass Sheet Flat Board
SMC Insulating Sheet is produced using a high temperature, high pressure moulding technique to inject chopped fibreglass strands with unsaturated polyester resin. It is a superb FRP insulator of a certain sort.
Unsaturation Resin Fiberglass Sheet
Fiberglass Sheet is a multivalent electrical insulating rigid sheet made of fiberglass impregnated with high-grade polyester resin and various additives and pressed at high temperatures.
180℃ High-Temperature Resistant SMC Insulation Sheet
High-temperature resistant SMC insulation sheet, also known as sheet molding compound insulation sheet, is widely used in a variety of industries due to its excellent heat resistance, fire resistance, and insulation properties.
Thermoset Sheet Molding Compound (SMC) is a mixture of polymer resin, inert fillers, fiber reinforcement, catalysts, pigments and stabilizers, release agents, and thickeners and possesses strong dielectric properties. Manufacture of sheet molding compounds is a continuous in-line process. SMC Insulating Sheet is made from chopped fiberglass strands impregnated with unsaturated polyester resin through high temperature and high pressure molding process. It is a kind of excellent FRP insulator.SMC Insulation Sheet is a multivalent electrical insulating rigid sheet made of glass fiber impregnated with high-grade polyester resin and various additives and pressed at high temperatures. SMC uses long glass fibers, GPO-3 uses glass fiber mats, and BMC uses chopped glass fibers.
Advantages of SMC Insulation Sheet
High Strength
SMC offers exceptional strength-to-weight ratio, making it suitable for structural components in automotive bodies, electrical enclosures, and infrastructure applications.
Corrosion Resistance
The resin matrix used in SMC provides excellent resistance to chemicals, moisture, and environmental factors, ensuring long-term durability.
Design Flexibility
SMC can be molded into complex shapes with tight tolerances, allowing for intricate designs and integration of features such as ribs, bosses, and mounting points.
Thermal Stability
SMC exhibits good thermal insulation properties and dimensional stability over a wide temperature range, making it suitable for both indoor and outdoor applications.
SMC Insulation Sheet Market Overview
Electrical Sheet Molding Compound (SMC) is a composite material that is widely used in the electrical industry for manufacturing a variety of components such as electrical enclosures, meter boxes, and insulating components. It offers properties like high strength, impact resistance, thermal stability, and excellent electrical insulation.
The Electrical Sheet Molding Compound (SMC) Market is expected to grow at a CAGR of % during the forecasted period. The market is driven by the increasing demand for lightweight and high-performance materials in the electrical industry. The growing focus on energy efficiency and the development of sustainable solutions are also contributing to the market growth.
The current outlook for the Electrical Sheet Molding Compound (SMC) Market is positive, with a rising demand for efficient electrical components in various end-use industries. The market forecast suggests a steady growth trajectory, with advancements in technology and the development of innovative products driving market expansion. Key trends in the market include the adoption of electric vehicles and the increasing use of renewable energy sources, which are expected to fuel the demand for Electrical Sheet Molding Compound (SMC) in the coming years.
Electrical Sheet Molding Compound (SMC) market consists of two main types: Polyester Base and Vinyl Ester Base. Polyester Base SMC is widely used in electrical applications due to its excellent mechanical properties, thermal resistance, and cost-effectiveness. On the other hand, Vinyl Ester Base SMC offers superior chemical resistance and corrosion protection, making it suitable for more demanding and harsh environments. Both types of SMC provide high strength and dimensional stability, making them popular choices for various electrical components and products.
Electrical Sheet Molding Compound (SMC) is widely used in various industries including Automotive, Electrical & Energy, Construction, and Other markets. In automotive applications, SMC is used for exterior body panels, under-the-hood components, and structural parts. In the electrical and energy sector, SMC is utilized for switchgear housings, insulators, and transformer components. Construction applications include panels, cladding, and structural elements. SMC is also used in various other markets for diverse applications due to its excellent mechanical properties and cost-effectiveness.
How Is SMC Insulation Sheet Made
SMC is a reinforced polyester material that features carbon or glass fibers that are typically an inch or more in length. These long strands of fiber are suspended or spread out in a resin bath made of a mixture of vinyl ester, polyester or epoxy.
The combination of the resin and long fibers produces a strong final product. SMC is typically sold in rolls that can be cut into smaller pieces known as "charges."
Production of SMC occurs to ensure the fibers and resin are fully integrated. Resin gets applied to a film in the form of a paste. Fibers are then cut and added to the resin.
Next, this mixture is squeezed and compacted between two pieces of film. Once the right texture and thickness is reached, it gets stored for several days. Heat and pressure are then applied in a process called compression molding, which cures the SMC and creates the final product.
Compression Molding
The process of compression molding allows SMC to be formed into a range of parts that vary in thickness, length and detail. From simple to complex parts, compression molding takes preheated SMC and uses a hydraulic press to compress it to the desired shape.
The hydraulic press typically features the upper and lower half of a mold between two heated plates. SMC is poured into one of the mold cavities, and the upper portion of the mold is lowered. Pressure of up to 2,000 pounds per square inch (PSI) is applied.
What Is The Structure Of SMC Insulation Sheet
Made of SMC insulation materials, the upper and lower surfaces of the insulation sheet should not have any harmful irregularities. The harmful irregularity of insulation pads refers to one of the following characteristics, namely, defects that disrupt uniformity and smooth surface contours, such as small holes, cracks, local protrusions, incisions, inclusions of conductive foreign objects, creases, gaps, concave and convex ripples, and casting marks. Harmless irregularity refers to the surface irregularity formed during the production process.
More than 5 different points should be randomly selected on the entire insulation sheet for thickness measurement and inspection. Micrometers or instruments of the same accuracy can be used for measurement. The accuracy of the micrometer should be within 0.02mm, the diameter of the measuring drill should be 6mm, and the diameter of the flat presser foot should be (3.17 ± 0.25) mm. The presser foot should be able to apply a pressure of (0.83 ± 0.03) N, and the insulation pad should be placed flat to ensure a smooth measurement between the micrometer measurements.
SMC insulation sheet is a material that can prevent the passage of current. Its resistivity is very high, usually in the range of 10 to 10 Ω· m. What is the flame resistance of insulation materials?
The combustion resistance of SMC insulation sheet refers to the ability of insulation material to resist combustion when in contact with flames or to prevent further combustion when leaving flames. With the increasing application of insulation materials, the requirement for their combustion resistance is becoming more important. People use various means to improve and enhance the combustion resistance of insulation materials. The higher the combustion resistance, the better its safety.
Sheet Molding Compound (SMC) is a compression molding compound often used for larger parts where higher mechanical strength is needed. SMC is a fiber reinforced thermoset material. Glass reinforcement is between 10% and 60%, and glass length is slightly longer than Bulk Molding Compound (BMC) - between 1/2-inch and 1-inch (25mm).
Compound (SMC) is a mixture of polymer resin, inert fillers, fiber reinforcement, catalysts, pigments and stabilizers, release agents, and thickeners and possesses strong dielectric properties. Manufacture of sheet molding compounds is a continuous in-line process. The material is sheathed both top and bottom with a polyethylene or nylon plastic film to prevent auto-adhesion. The paste is spread uniformly onto the bottom film. Chopped glass fibers are randomly deposited onto the paste. The top film is introduced and the sandwich is rolled into a pre-determined thickness. The sheet is allowed to mature for 48 hours.
Sheet molding compounds can be molded into complex shapes. Superior mechanical properties and surface appearance, plus excellent electrical insulation make this thermoset material ideal for automotive Class A body panels, high-strength electrical parts, business equipment cabinets, personal watercraft, and various structural components.
Sheet molding compounds (SMC) are fiber-reinforced thermosetting semifinished products. They are produced in thin uncured and thickened sheets between 1 and 3 mm thick that can be handled easily. To a larger extent, SMC is a generic term that designates such types of compounds, together with the process to convert them into large composite parts (average area of 0.7 m2, with a maximum area of up to 4 m2), which mainly display shell-like geometry (average thickness of 2.5–3 mm). This process is usually achieved through compression molding. It is industrially profitable for medium volume production. Also note that SMC can be injected. Roll forming was also reported as an interesting process to make SMC parts.
SMC compounds include short, that is, discontinuous, fibers or fiber bundles that are impregnated between two layers of a resin paste. Various types of fibrous reinforcement can be utilized: glass fiber bundles, that is, a strand of individual glass filaments, which are most common, carbon fiber bundles, plant-based fibers, or hybrids. The typical length of the reinforcement is about 25–50 mm. The volume fraction of the fibrous reinforcement ranges between 10% and 65%. The resin paste, that is, the composite matrix, consists of a mixture of thermosetting resin (usually polyester but also vinylester and epoxy), fillers (calcium carbonate, alumina, etc.), and additives such as initiators, inhibitors, thickeners, mold release agents, and low profile additives (LPAs). The resin paste is thickened before molding: the paste viscosity is increased so that the SMC is a ''putty-like'' material. This is a fundamental point of the SMC technology concept, which allows the sheets to be easily handled and the paste to drift the fibers during compression molding. This feature makes a clear distinction between SMC and other comparable thermosetting compounds such as bulk molding compounds (BMC) and continuous impregnated compounds (CIC). The SMC process comprises two major distinct steps: compounding and compression molding.
Application of SMC Insulation Sheet
The automotive industry
SMC insulation sheet is widely used in the automobile sector to manufacture different parts such as car bodies, bumpers, bonnets, spoilers, and structural reinforcements. Its lightweight characteristic, high strength and corrosion resistance makes it a perfect material for improving fuel economy and vehicle performance.
Electricity and electronics
SMC insulation sheet is used in electrical enclosures, insulating covers and housings for electronic components due to its excellent dielectric properties; thermal resistance; flame retardancy. It offers protection against electrical dangers as well as ensures safe working of electrical apparatus.
Construction and Infrastructure
For this reason, with regards to its longevity, weather friendly nature as well as design ability it can be applied both indoors or outdoors in residential-commercial-industrial buildings The durability of the SMC insulation sheet makes it suitable for use in the manufacture of prefabricated building panels, doors & window frames, architectural components etc.
Renewable energy
In renewable energy sector manufacturing of the following parts like wind turbine blades, solar panels among other things are done using SMC insulation sheet .The lightweight property and its high durability have helped in optimising performance and efficiency of renewable energy systems.
Transportation and aerospace
So that interiors could be built out of such materials or seat structures which are lighter but stronger than steel or luggage compartments that are resistant against fire accidents.Such characteristics make them dependable when it comes to enhancing the safety and performance of vehicles or planes since they meet hard rules.
Marine and recreational vehicles
Boat hulls are manufactured from SMC insulation sheet material used here because it has good toughness even under wet conditions (water), exposure to chemicals (such as acids) or continuous exposure of UV light.It is alternatively utilized on recreational vehicles; camper shells as well as outdoor recreational equipment on account of weight reduction advantage coupled with increased endurance.
Medical Equipment production such medical device housings; equipment enclosures including patient care products among others.The biocompatibility, sterilizability and dimensional stability of SMC insulation sheet are important in ensuring the dependability as well as the safety of medical equipment and devices.
What Are The Major Differences Between SMC And GPO-3 Insulation Sheet
First, let's define each of these insulation materials. SMC, or Sheet Molding Compound, is a composite material made up of resins, fibers, and fillers that is molded into flat panels. GPO-3, on the other hand, is a thermoset fiberglass-reinforced polyester material that is available in sheets, rods, and tubes.
One of the primary ways in which these two materials differ is in their resistance to heat and fire. SMC is not particularly fire resistant and has a relatively low temperature rating of around 130C. This means it is not ideal for use in high-heat or fire-prone environments. GPO-3, on the other hand, is highly fire resistant and can withstand temperatures of up to 180℃. This makes it a much better choice for applications where fire safety is a concern.
Another area where SMC and GPO-3 differ is in their mechanical properties. SMC is known for its high strength and stiffness, which make it an excellent choice for structural applications. It is also highly impact resistant, which is useful in environments where machinery or heavy equipment is likely to cause damage. GPO-3, on the other hand, is not as strong or rigid as SMC, but it is highly flexible and can be easily formed into complex shapes and curves.
One other notable difference between SMC and GPO-3 is their resistance to chemicals and solvents. SMC is resistant to most types of organic solvents, which makes it a good choice for use in environments where chemical exposure is likely. GPO-3, however, is not as resistant to solvents and chemicals, and prolonged exposure can cause it to degrade over time.
While both SMC and GPO-3 are widely used insulation materials, they are quite different in terms of their properties and applications. If you need a material that can withstand high temperatures and is highly fire-resistant, GPO-3 is likely your best bet. On the other hand, if you need a material that is strong, stiff, and impact-resistant, SMC is likely the better option. Either way, be sure to carefully evaluate your application and choose the material that best meets your specific needs.
FAQ
Q: What is a SMC sheet used for?
Q: What is an SMC panel?
Q: What does SMC mean in fiberglass?
Q: What is SMC insulation?
Q: Why do we use SMC?
Q: Where is SMC used?
Q: What are the advantages of SMC?
Q: What does SMC mean in electrical?
Q: What is the difference between prepreg and SMC?
Q: What is SMC FRP?
Q: What is the difference between SMC and DMC insulators?
Q: What is the thermal conductivity of SMC?
Q: What is SMC material used in insulation?
Q: What are the raw materials of SMC?
Q: What is SMC insulator?
Q: What is SMC synthetic?
Q: How to calculate thermal conductivity of insulation?
An example: 10 cm of insulating material with a ƛ of 0.05 W/mK results in a R-value of 2 m2K/W. The better the insulating material (lower ƛ), the thinner the layer insulation needs to be to achieve the same result in terms of thermal insulation.
Q: What is the principle of SMC?
Q: What is the SMC manufacturing technique?
Q: What is the process of SMC sheet manufacturing?
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