What can we do for you? 1. We are an experienced plastic injection molds and plastic parts manufacturer , can design and make different plastic molds. 2. Professional Controllable Plastic injection process. 3. Different plastic materials,different colors,different shapes, different cavities plastic injection products . Product Description Product name Plastic Enclosure Injection Mold For Electronic Product Mold base LKM, FUTABA, HASCO, etc. Mold material S136, 718H, Steel 1045, P20, CR12, DC53, H13, etc. Plastic material ABS, PS, PP, PVC, PBT, PE, PMMA, PA, etc. Material grade normal grade, fire resistant, environment friendly, etc. Cavity single or multi Runner cold or hot Injection machine size from 35 t to 650 t Design software UG, CAD, CAM, CAE, etc. Color white , black, red, blue, transparent, etc. Certificate CE, ROHS, ISO 9001: 2008, SGS, etc. Company Introduction 1. Company Scale: covers an area of 3000 square meters in shenzhen city of China. 2. Rich Experience: 9 years experience of designing & manufacturing plastic injection mold. 3. Business Scope: Auto parts, Industrial plastic parts, Electronic plastic parts, Household products, etc. 4. Technical Force: 20 qualified technicians, 5 senior engineers and 15 technical designers. 5. Advanced Equipment: CNC Milling Machine, Drilling,Wire Cutting, EDM and 30 sets from 35 t to 650 t injection machines, assembly line, etc. Packing And Delivery Packing: poly bag and export standard paper carton, and we also accept customized package. Delivery: It takes 15-30 working days after you confirm the sample, the you can receive the products.
What can we do for you? 1. We are an experienced plastic injection molds and plastic parts manufacturer , can design and make different plastic molds. 2.Professional Controllable Plastic injection process. 3. Different plastic materials,different colors,different shapes, different cavities plastic injection products . Product Description Product name Plastic Enclosure Injection Mold For Electronic Product Mold base LKM, FUTABA, HASCO, etc. Mold material S136, 718H, Steel 1045, P20, CR12, DC53, H13, etc. Plastic material ABS, PS, PP, PVC, PBT, PE, PMMA, PA, etc. Material grade normal grade, fire resistant, environment friendly, etc. Cavity single or multi Runner cold or hot Injection machine size from 35 t to 650 t Design software UG, CAD, CAM, CAE, etc. Color white , black, red, blue, transparent, etc. Certificate CE, ROHS, ISO 9001: 2008, SGS, etc. Company Introduction 1. Company Scale: covers an area of 3000 square meters in shenzhen city of China. 2. Rich Experience: 9 years experience of designing & manufacturing plastic injection mold. 3. Business Scope: Auto parts, Industrial plastic parts, Electronic plastic parts, Household products, etc. 4. Technical Force: 20 qualified technicians, 5 senior engineers and 15 technical designers. 5. Advanced Equipment:CNC Milling Machine, Drilling,Wire Cutting, EDMand 30 sets from 35 t to 650 t injection machines, assembly line, etc. Packing And Delivery Packing: poly bag and export standard paper carton, and we also accept customized package. Delivery: It takes 15-30 working days after you confirm the sample, the you can receive the products.
Our Advantages 1. 9 years experience of plastic molds and plastic parts manufacturing, proficient in this field very much. 2. making mold with zero cost. if your order meets a certain quantity, the mold cost will be reduced or refunded later. 3. short delivery time. one-stop service can save time and cost for you. 4. high quality. passed iso 9001, sgs, ce, rohs authentication. Product Description Product name Plastic Enclosure Injection Mold For Electronic Product Mold base LKM, FUTABA, HASCO, etc. Mold material S136, 718H, Steel 1045, P20, CR12, DC53, H13, etc. Plastic material ABS, PS, PP, PVC, PBT, PE, PMMA, PA, etc. Material grade normal grade, fire resistant, environment friendly, etc. Cavity single or multi Runner cold or hot Injection machine size from 35 t to 650 t Design software UG, CAD, CAM, CAE, etc. Color white , black, red, blue, transparent, etc. Certificate CE, ROHS, ISO 9001: 2008, SGS, etc. Company Introduction 1. Company Scale:  covers an area of 3000 square meters in shenzhen city of China. 2. Rich Experience: 9 years experience of designing & manufacturing plastic injection mold. 3. Business Scope: Auto parts, Industrial plastic parts, Electronic plastic parts, Household products, etc. 4. Technical Force: 20 qualified technicians, 5 senior engineers and 15 technical designers. 5. Advanced Equipment: CNC Milling Machine, Drilling,Wire Cutting, EDM and 30 sets from 35 t to 650 t injection machines, assembly line, etc. Packing And Delivery Packing: poly bag and export standard paper carton, and we also accept customized package. Delivery: It takes 15-30 working days after you confirm the sample, the you can receive the products.
Our Advantages 1. 9 years experience of plastic molds and plastic parts manufacturing, proficient in this field very much. 2. making mold with zero cost. if your order meets a certain quantity, the mold cost will be reduced or refunded later. 3. short delivery time. one-stop service can save time and cost for you. 4. high quality. passed iso 9001, sgs, ce, rohs authentication. Product Description Product name Plastic Enclosure Injection Mold For Electronic Product Mold base LKM, FUTABA, HASCO, etc. Mold material S136, 718H, Steel 1045, P20, CR12, DC53, H13, etc. Plastic material ABS, PS, PP, PVC, PBT, PE, PMMA, PA, etc. Material grade normal grade, fire resistant, environment friendly, etc. Cavity single or multi Runner cold or hot Injection machine size from 35 t to 650 t Design software UG, CAD, CAM, CAE, etc. Color white , black, red, blue, transparent, etc. Certificate CE, ROHS, ISO 9001: 2008, SGS, etc. Company Introduction 1. Company Scale:  covers an area of 3000 square meters in shenzhen . 2. Rich Experience: 9 years experience of designing & manufacturing plastic injection mold. 3. Business Scope: Auto parts, Industrial plastic parts, Electronic plastic parts, Household products, etc. 4. Technical Force: 20 qualified technicians, 5 senior engineers and 15 technical designers. 5. Advanced Equipment: CNC Milling Machine, Drilling,Wire Cutting, EDM and 30 sets from 35 t to 650 t injection machines, assembly line, etc. Packing And Delivery Packing: poly bag and export standard paper carton, and we also accept customized package. Delivery: It takes 15-30 working days after you confirm the sample, the you can receive the products.
What can we do for you? 1. We are a professional manufacturer which has 9 years experience of designing and making plastic molds and plastic parts. 2. In our company, you can enjoy one-stop service of plastic injection molding and OEM ODM services. 3. Competitive price is available. If your order meets a certain quantity, we will reduce or refund mold cost later for you. 4. Short delivery time. As we are OEM customized manufacturer, saving time for you. Specifications: Product Name:Cheap Plastic Mold From Professional Injection Molding Service Provider Material: PP.PVC, ABS, PC, PMMA, etc. Mold Base: LKM, HASCO, FUTABA, etc. Mold Material: S136, NAK80, 718H,P20, CR12, DC53, etc. Cavity: single or multi Runner: cold or hot Mold Life: 500,000-1000,000 shots Gate: sub gate, pin point gate, hook gate, etc. Surface Treatment: coating, matted, smooth, silk printing, etc. Injection Machine Size: from 35 t to 650 t. Company Introduction Shenzhen Heng Yu Xin Mechanical Technology Co., Ltd Company Scale: covers an area of 3000 square meters in Shenzhen. Rich Experience: 9 years experience of designing and manufacturing plastic molds and plastic parts. Technical Force: 20 qualified technicians, 5 senior engineers and 15 technical designers Advanced Equipment: CNC Milling Machine, Drilling Machine, Grinding Machine, Wire Cutting Machine, EDM Machine and 30 sets from 35 t to 650 t injection machines, assembly line, etc. Packing And Delivery Package: poly bag and paper carton, or as your request. Delivery: by air, by sea and by DHL, TNT, UPS, FEDEX, EMS, etc. It takes 20-35 working days after you confirm the sample, then you can receive the products.
Why choose us? 1.Over 9 years experience of plastic mold and plastic parts manufacturing and designing. 2.A number of large-scale production lines, strong technical force and advanced equipment. 3.High quality, competitive price and good service. 4.Partner of many famous companies, such as Disney, Philips. Product Description Product name Plastic Enclosure Injection Mold For Electronic Product Mold base LKM, FUTABA, HASCO, etc. Mold material S136, 718H, Steel 1045, P20, CR12, DC53, H13, etc. Plastic material ABS, PS, PP, PVC, PBT, PE, PMMA, PA, etc. Material grade normal grade, fire resistant, environment friendly, etc. Cavity single or multi Runner cold or hot Design software UG, CAD, CAM, CAE, etc. Certificates CE, ROHS, ISO 9001: 2008, SGS, etc. Company Name 1. Company Scale:  covers an area of 3000 square meters in shenzhen. 2. Rich Experience: 9 years experience of designing & manufacturing plastic injection mold. 3. Business Scope: Auto parts, Industrial plastic parts, Electronic plastic parts, Household products, etc. 4. Technical Force: 20 qualified technicians, 5 senior engineers and 15 technical designers. 5. Advanced Equipment: CNC Milling Machine, Drilling,Wire Cutting, EDM and 30 sets from 35 t to 650 t injection machines, assembly line, etc. Packing And Delivery Package: poly bag and paper carton, or as your request. Delivery: by air, by sea and by DHL, TNT, UPS, FEDEX, EMS, etc.
Our Advantages 1. 9 years experience of plastic molds and plastic parts manufacturing, proficient in this field very much. 2. making mold with zero cost. if your order meets a certain quantity, the mold cost will be reduced or refunded later. 3. short delivery time. one-stop service can save time and cost for you. 4. high quality. passed iso 9001, sgs, ce, rohs authentication. Product Description Product name Plastic Enclosure Injection Mold For Electronic Product Mold base LKM, FUTABA, HASCO, etc. Mold material S136, 718H, Steel 1045, P20, CR12, DC53, H13, etc. Plastic material ABS, PS, PP, PVC, PBT, PE, PMMA, PA, etc. Material grade normal grade, fire resistant, environment friendly, etc. Cavity single or multi Runner cold or hot Injection machine size from 35 t to 650 t Design software UG, CAD, CAM, CAE, etc. Color white , black, red, blue, transparent, etc. Certificate CE, ROHS, ISO 9001: 2008, SGS, etc. Company Introduction 1. Company Scale:  covers an area of 3000 square meters in shenzhen city of China. 2. Rich Experience: 9 years experience of designing & manufacturing plastic injection mold. 3. Business Scope: Auto parts, Industrial plastic parts, Electronic plastic parts, Household products, etc. 4. Technical Force: 20 qualified technicians, 5 senior engineers and 15 technical designers. 5. Advanced Equipment: CNC Milling Machine, Drilling,Wire Cutting, EDM and 30 sets from 35 t to 650 t injection machines, assembly line, etc. Packing And Delivery Packing: poly bag and export standard paper carton, and we also accept customized package. Delivery: It takes 15-30 working days after you confirm the sample, the you can receive the products.
Erformance characteristics "tongjia" series of plastic injection molding machine is the essence of international trade. The injection digestion and absorption of developed by combining national standard model. Has the advanced and efficient, low noise, low energy consumption, suitable for production advantages, such as high precision thermoplastic, widely used in industry, electronic industry, automobile, civil, etc. (1) injection unit 1>optimized design of screw meticulously, material plastication adaptability, good performance, high efficiency. 2> the screw, the unique structure, material plastication. 3>using low torque hydraulic motor driven directly melt screw, and can realize stepless speed. 4>with salivate function, can prevent low viscosity plastic flow. Five, the cylinder block move in the direction of the light and its overall piston, unique structure, not kiln. (2) clamping unit 1>choose the optimal design with 5 fulcrum inclined hyperbolic latch mechanism, which have the function: high force and running balance, rapid. 2>draw bar's surface is processed by chromeplating, so that it can anti-abrasion, anti-wear. 3>central lubrication system is adopted grease automatic lubricate, and no lube oil will flow 4>big gear wheel is driven by hydraulic motor, so the adjustment will be quick and steady. 5>adopting hydraulic ejector unit, and it also has function of once or many times ejector. 6>it has sensitive and reliable mechanism and electric-protect safe unit. (3)controlling unit 1>movement of the whole machine is controlled by hydraulic pressure. It has the features of energy-saving, stability and low-noise. 2>adjustment system adopts electronic ruler high precision controlling. It ensures that each movement is correct, and it gives powerful support to production of all kinds of precision products. 3>main electrical components are well-known brand. It ensures that the machine can work steady during the production.
Cropped plastic injection molding in china It is excellent that both our customers and consumers recognized our outstanding value and ever-lasting quality. We make our experience available to you in a variety of ways. We sincerely invite you to test us out and see why we are the best, by ordering some moulds and products. We believe spark is firmly your single source for mold making and china multiple cavities plastic tooling manufacturer and supplier.
Plastic injection mold Our design team We believe high quality mold start with high quality mold design Spark mould technology has 12 designers serving for your new projects. The design software like autocad, ug, pro/engineer, solid works are commonly used in our Design team. We are familiar with international mold standard like hasco, dme, din, jis etc. All the designs will be discussed in the project evaluation meeting held by senior design Manager, technical director and manufacturing manager.
Product Overview: Copper Injection Molding (CIM) parts are high-precision metal components produced using the metal injection molding process. Using copper as the raw material, copper powder is mixed with a binder to form an injectable slurry, which is then injected into molds. Under high-temperature and high-pressure conditions, the slurry is molded and sintered to produce intricately shaped and precise copper parts. This manufacturing method enables efficient production, resulting in parts with excellent mechanical properties, thermal conductivity, and corrosion resistance. CIM parts find widespread applications in industries such as electronics, automotive, and aerospace. Manufacturing method: Copper injection molding Related Materials: Pure Copper,Brass,Red copper brass,Tungsten copper Advantage: Mass production of complex shape copper part which costs significant amount of working hours with CNC machining is realised by MIM. Application: Thermal Management Part
We supply injection mould tooling, plastic injection mould to various electronics, medical, automotive and industrial companies. We are mould maker from Viet Nam, high quality mould and cheap price. DME, HASCO standard.
An automotive interior mold, also known as an injection mold or tooling, is a specialized mold used in the injection molding process to produce plastic components for the interior of automobiles. These molds are designed to create parts such as dashboards, door panels, center consoles, trim pieces, instrument panels, and other interior components. Advantage Design freedom: Automotive interior molds allow for intricate and complex part designs. Manufacturers can create parts with precise geometries, intricate features, and fine details, enabling a high level of design freedom. This allows for the production of visually appealing and aesthetically pleasing interior components that enhance the overall vehicle design. Consistency and precision: Automotive interior molds ensure consistent and precise reproduction of parts. The molds are designed and manufactured to strict tolerances, resulting in parts with consistent dimensions, shapes, and surface finishes. This level of precision is crucial for achieving a seamless fit and finish within the vehicle interior. Efficient production: Automotive interior molds enable efficient and high-speed production cycles. The injection molding process allows for the rapid production of parts, and multi-cavity molds can produce multiple identical parts in a single molding cycle, maximizing productivity. This efficiency is particularly important for high-volume production, where fast cycle times are essential. Material versatility: Automotive interior molds support a wide range of thermoplastic materials commonly used in automotive applications. These include ABS, PC/ABS, PP, PVC, and more. The versatility in material selection allows manufacturers to choose the most appropriate material for the specific interior component, considering factors such as mechanical properties, aesthetics, and regulatory requirements. Enhanced part quality: Automotive interior molds contribute to the production of high-quality parts. The molds are designed to minimize defects and imperfections, resulting in parts with excellent surface finish and dimensional accuracy. This high level of quality is crucial for meeting the demanding standards of the automotive industry and ensuring customer satisfaction. Cost-effective production: Once the automotive interior molds are fabricated, the per-unit production costs become relatively low. Injection molding offers cost advantages for high-volume production runs, as the molds can produce a large number of parts efficiently. Additionally, the ability to produce multiple parts simultaneously with multi-cavity molds further contributes to cost-effectiveness. If you are looking for more details, kindly visit our website.
Rapid injection molding, also known as rapid tooling or rapid prototyping, is a manufacturing process used to quickly produce low-volume plastic parts. It is a variation of traditional injection molding, which is a widely used manufacturing technique for producing high volumes of plastic parts. The main advantage of rapid injection molding is its ability to accelerate the production cycle for low-volume parts. It involves using aluminum or soft steel molds instead of the more durable and expensive steel molds used in traditional injection molding. These molds can be manufactured much faster and at a lower cost, making rapid injection molding a viable option for prototyping and small production runs. The process typically involves the following steps: Design and prototyping: The part design is created using computer-aided design (CAD) software. A prototype of the part may be created using techniques such as 3D printing to verify the design before proceeding to production. Mold production: The mold is fabricated using aluminum or soft steel, which can be machined or 3D printed. This step is usually faster and more cost-effective compared to the production of steel molds used in traditional injection molding. Injection molding: The mold is mounted in an injection molding machine, and molten plastic material is injected under high pressure into the mold cavity. The material quickly solidifies and takes the shape of the mold. Part removal and finishing: Once the plastic has solidified, the mold is opened, and the part is removed. Any excess material or imperfections are trimmed or smoothed to achieve the desired final appearance. Rapid injection molding services offer several advantages compared to traditional injection molding methods.
Abery is a manufacturer of mold making and molding, die casting and also provide other extra service in China. The team at Abery are professional experts deeply know what we can offer to our customers and meet their standard. Abery mold a Chinese plastic mold factory, molding and die casting are our main business. Our mold shop equipped with full sets of machines like CNC machining centers, EDM, milling, grinding machines, lathes and other precision ones. 20+ years experience engineers use latest mold design software and design concept to design a wonderful mold and tool. To fulfill customers need, Abery provide molding and die casting which runs 7 days 24 hours. Most of the molding machines equipped with robot, no matter high volume or low volume production is accepted here.
Abery is a manufacturer of mold making and molding, die casting and also provide other extra service in China. The team at Abery are professional experts deeply know what we can offer to our customers and meet their standard. Abery mold a Chinese plastic mold factory, molding and die casting are our main business. Our mold shop equipped with full sets of machines like CNC machining centers, EDM, milling, grinding machines, lathes and other precision ones. 20+ years experience engineers use latest mold design software and design concept to design a wonderful mold and tool. To fulfill customers need, Abery provide molding and die casting which runs 7 days 24 hours. Most of the molding machines equipped with robot, no matter high volume or low volume production is accepted here.
Custom Size Professional Manufacture Abs Injection Molding Service Cheap Plastic Spool Abs Spool Place of Origin: Beijing, China Brand Name: Zhongde Model Number: OEM/ODM Plastic Modling Type: injection Processing Service: Moulding Product name: Plastic Injection Molding Material: nylon ,mc nylon, POM,ABS,PU,PP,PE,PTFE,UHMWPE,HDPE,LDPE, PVC,etc. Colors Available: Custom Shape: Customized Shapes Biggest Part Size: 1500*1500*1000mm Processing Technic: CNC machining,injection molding & extrusion Tolerance: 0.01mm--0.001mm Drawing Format: STEP/STP/IGS/STL/CAD/PDF/DWG and Other Free samples: 1-3pcs OEM or ODM: OEM or ODM Custom Size Professional Manufacture Service Product & Mold Design and Making,Material Modification,Surface Treatment,Assembly,Custom Packaging Technology Injection molding, CNC machining, Extrusion, vacuum forming, Compression molding, Over molding&insert molding Material Rubber silicone plastic metal Nylon ,mc nylon, POM,ABS,PU,PP,PE,PTFE,UHMWPE,HDPE,LDPE, PVC,etc. Color any color according to Pantone code Size As per customer's requirements Additives UV absorbers, Flame retardants, Plasticizers, Colorants, Carbon fibers, Glass fibers Surface Treatment Polishing finish, Glossy Finish, Texture Finish, silk printing, painting, As-machined Biggest Part Size 1500*1500*1000mm Tolerance 0.01mm--0.001mm Product Volume 50,000,000 Pcs/Month Drawing Format 2D Drawing: PDF/JPG/PNG 3D Drawing: STEP/STP/IGS/DXF/DWG Packaging Can be customized packaging Shippment We have longterm cooperation with internation shipping agent and express company, so that shipping safty and arriving time are secured Application Automotive, ATV, Mechanical equipment, Construction, Home appliance, Aviation, Office facilities, Agriculture, etc.
Other Agricultural Houseware Plastic Product Manufacturers Custom Injection Molding Plastics And Plastic Products Place of Origin: Hebei, China Brand Name: Zhongde Model Number: Zhongde Plastic Modling Type: injection Processing Service: Moulding, Injection molding, Overmolding, Insert molding Item: Plastic Injection Molding Service material: nylon ,mc nylon, POM,ABS,PU,PP,PE,PTFE,UHMWPE,HDPE,LDPE, PVC,etc. Color: Any Pantone colors Biggest Part Size: 1500*1500*1000mm Processing Technic: CNC machining,injection molding & extrusion Mold Making Machine: Vertical Machining center, plano-milling machine, EDM, WEDM, etc, Tolerance: 0.01mm--0.001mm Drawing Format: STEP/STP/IGS/STL/CAD/PDF/DWG and Other Free samples: 1-3pcs Material Nylon ,mc nylon, POM,ABS,PU,PP,PE,PTFE,UHMWPE,HDPE,LDPE, PVC,etc. Color Black, white, red, green, transparent or any color according to Pantone code Size As per customer's requirements Technology Injection molding, CNC machining, Extrusion. Surface Treatment Powder coating, Zinc coating, Galvanization, Electro-deposition coating, Chrome/zinc/nickel plating, Polishing, Silkscreen, Black oxide Application Automotive, ATV, Mechanical equipment, Construction, Home appliance, Aviation, Office facilities, Agriculture, etc. Shippment We have longterm cooperation with internation shipping agent and express company, so that shipping safty and arriving time are secured
Plastic Injection Molding Company Looking for a partner to take your company's design, manufacturing and distribution to the next level? Wintech-T is a full-service custom plastic injection molding facility. Our goal is to be your partner. We make it possible to design, manufacture, store and distribute products in China at internationally competitive prices. We can take your concept from sketch to reality and deliver it to your customers. Whether your product is still just a concept, an enhancement to an existing product or part, or currently in production but you are working with multiple suppliers from design to distribution, we can streamline the process for you. Services From design to delivery, Wintech can help you bring your next great idea to life. Our team of in-house technical designers and engineers can design, deliver prototype parts, build molds and run production. We can use your existing tools to start producing parts immediately, or turn your concept into a real product. Custom Injection Molding Our plastic molding company specializes in producing 100 to 100,000 pieces per order. Our complimentary services to you on each project will include free part design advice, help with plastic material selection, and a target cost plan for your tooling and production. Injection Molding Tools As a plastic molded parts manufacturer, all of our molds are manufactured in-house and maintained by our mold builders. Lead times for building molds and sending samples range from 5 days to 5 weeks. Our unlimited tool life warranty means you will never see another tooling cost for the life of your project. Prototype Injection Molding Our prototype molds deliver production quality plastic prototypes quickly. Prototypes can help you reduce design risk before building multi-cavity molds, and they can bridge small production runs to reduce overall costs. Design and Engineering With our knowledge of plastic part design, we offer CAD services to produce 3D files from your 2D drawings or sketches. These support services are usually free of charge for all our purchasing customers.
1. Because the BMC material contains a large amount of glass fiber and filler, it will block the gap between the workpiece and the exhaust groove during molding. Exhaust is equal to discharge, and the exhaust vent should be easy to clean. The place that cannot be cleaned should be designed to take into account the parting surface structure and the cold trough. 2.The resin and filler will block the gap between the workpieces during molding. It is difficult to disassemble after long-term use and cooling. In addition to the thermal expansion of the metal and the accuracy of the product, the matching gap between the workpieces should be fully considered during processing. 3.Because BMC material contains high glass fiber, the flow is poor, the hardness of the material itself is high, and the mold is very worn. When designing, different materials should be considered, and the quenching hardness of the mold material (vacuum heat treatment) HRC50 or above), tempering temperature and surface treatment have high requirements (the mold core is recommended to use Japan's Datong H13 or Sweden 8407) to effectively ensure the use of the mold. 4.The open cavity distribution pattern should be reasonable: the balance of each cavity in a mold is crucial because it is the direct killer of the pass rate. It also affects the appearance of the product. When the balance is not good, the B mode has a problem when the A cavity is satisfied. Conversely, when the B mode satisfies the A mode, the process is difficult to satisfy. 5.BMC materials are very sensitive to temperature. When the temperature difference is large, the product will be deformed, cracked and oversized. Therefore, the mold should be more temperature-detected, and the temperature balance should be fully considered when designing the heating rod. 6.The design of the runner should be as low-pressure and low-speed as possible. The position and angle of the runner should avoid the direct impact on the easily deformable workpiece and the effective discharge of the gas inside the cavity.
