Battery Materials

100g Chromium Metal Powder 50nm, 99.9% Purity SPECIFICATIONS Model Particle size（nm） Purity（%） BET（m2 /g） Bulk density（g/cm3 ）  Crystal type  Color TOB-DK-Cr-50 50 >99.9 24.8 1.03 spherical Black TOB-DK-Cr-600 600 >99.9 8.12 2.11 spherical Black PACKAGE AND SHIPPING 1 Standard exported package : Internal plastic bottle sealing, outside the aluminum-plastic composite membrane sealing 2 Shipping by express, by air, by sea according to customer's requirements to suggest the most suitable shipping mode SERVICES 1 We supply machines with battery technology support. 2 We can also supply a full set of materials for lithium battery including polymer battery, cylinder battery, mobile phone battery, EV battery. 3 We can also supply a full set of lithium battery equipment for lab research, pilot scale research and production line. 4 We can also supply a full set of battery technology for battery design, research and producing. We cooperated with each other, and we will do TOP OF THE BEST battery  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

100 g Tungsten (99.9%, 50nm) Nanopowder SPECIFICATIONS Model Particle size（nm） Purity（%） BET（m2 /g） Bulk density（g/cm3 ）  Crystal type  Color TOB-DK-W-50 50 >99.9 12 2.0 spherical Purple gray TOB-DK-W-600 600 >99.9 2 3.2 spherical Purple gray PACKAGE AND SHIPPING 1 Standard exported package : Internal plastic bottle sealing, outside the aluminum-plastic composite membrane sealing 2 Shipping by express, by air, by sea according to customer's requirements to suggest the most suitable shipping mode SERVICES 1 We supply machines with battery technology support. 2 We can also supply a full set of materials for lithium battery including polymer battery, cylinder battery, mobile phone battery, EV battery. 3 We can also supply a full set of lithium battery equipment for lab research, pilot scale research and production line. 4 We can also supply a full set of battery technology for battery design, research and producing. We cooperated with each other, and we will do TOP OF THE BEST battery  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

99% High Purity 40-50nm Nano Grade SiC Powder Suppiler SPECIFICATIONS Packing: 100g/bag Product Name SiC powder Nano grade Color Grey green Crystal form Cubic crystalloid Particle size 40-50nm SIC Content > 99 % F.C 0.050 wt% T.O 0.100 wt% F.Si 0.020 wt% N 0.001 wt% S 0.001 wt% Cu 0.001 wt% Fe 0.001 wt% Cr 0.001 wt% Ni 0.001 wt% Co 0.001 wt% Na 0.001 wt% Al 0.001 wt% Zn 0.001 wt% W 0.001 wt% PACKAGE AND SHIPPING 1 Standard exported package : Internal plastic bottle sealing, outside the aluminum-plastic composite membrane sealing 2 Shipping by express, by air, by sea according to customer's requirements to suggest the most suitable shipping mode SERVICES 1 We supply machines with battery technology support. 2 We can also supply a full set of materials for lithium battery including polymer battery, cylinder battery, mobile phone battery, EV battery. 3 We can also supply a full set of lithium battery equipment for lab research, pilot scale research and production line. 4 We can also supply a full set of battery technology for battery design, research and producing. We cooperated with each other, and we will do TOP OF THE BEST battery  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

100g Nickel Nano Powder 50nm, 99.9% Purity SPECIFICATIONS Model Particle size（nm） Purity（%） BET（m2 /g） Bulk density（g/cm3 ）  Crystal type  Color TOB-DK-Ni-50 50 >99.9 23.2 0.22 spherical Black  TOB-DK-Ni-600 600 >99.5 3.8 1.49 spherical Grey Application Catalyst, electrode materials, accelerant 1 Conductive paste: electronic pastes the wiring is widely applied in the microelectronics industry, encapsulation, connections, etc., play an important role on the miniaturization of microelectronic devices.With nickel, copper, aluminum, silver nano electronic paste made of superior performance, is conducive to further ultra-micronization the circuit. 2 High-performance electrode materials: with nano nickel powder and auxiliary and appropriate technology, to create a huge surface area of the electrode, can greatly improve the efficiency of discharge. PACKAGE AND SHIPPING 1 Standard exported package : Internal plastic bottle sealing, outside the aluminum-plastic composite membrane sealing 2 Shipping by express, by air, by sea according to customer's requirements to suggest the most suitable shipping mode SERVICES 1 We supply machines with battery technology support. 2 We can also supply a full set of materials for lithium battery including polymer battery, cylinder battery, mobile phone battery, EV battery. 3 We can also supply a full set of lithium battery equipment for lab research, pilot scale research and production line. 4 We can also supply a full set of battery technology for battery design, research and producing. We cooperated with each other, and we will do TOP OF THE BEST battery  Email :tob.amy@tobmachine.com  Skype :amywangbest86  Whatsapp/Phone number :+86 181 2071 5609

100g Tungsten Metal Powder 600nm, 99.9% Purity SPECIFICATIONS Model Particle size（nm） Purity（%） BET（m2 /g） Bulk density（g/cm3 ）  Crystal type  Color TOB-DK-W-50 50 >99.9 12 2.0 spherical Purple gray TOB-DK-W-600 600 >99.9 2 3.2 spherical Purple gray PACKAGE AND SHIPPING 1 Standard exported package : Internal plastic bottle sealing, outside the aluminum-plastic composite membrane sealing 2 Shipping by express, by air, by sea according to customer's requirements to suggest the most suitable shipping mode SERVICES 1 We supply machines with battery technology support. 2 We can also supply a full set of materials for lithium battery including polymer battery, cylinder battery, mobile phone battery, EV battery. 3 We can also supply a full set of lithium battery equipment for lab research, pilot scale research and production line. 4 We can also supply a full set of battery technology for battery design, research and producing. We cooperated with each other, and we will do TOP OF THE BEST battery  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

Nano graphite is mainly used for high lubrication, high conductivity, high adsorption and catalytic performance, chemical industry, iron and steel, lubrication, aerospace, lubricating oil etc.

High Purity 99.99% Nano Alumina Powder For Lithium Battery Research.

99.5% High Purity 50 Nano Iron Oxide Powder For Sale SPECIFICATIONS Model TOB-N-Fe2O3-50nm Product name Nanometer Ferric oxide, Nano Iron oxide, Nano Fe2O3 Formula Fe2O3 The molecular weight 160.5 Item Standard Test result Appearance Red powder Red powder PH 6-8 7.5 Crystal shape α α Particle size 50nm 50nm Specific surface (m2/g) 10-30 14 Purity (%) ≥99 99.5 Loss on dry (120℃, 2h. %) 1.0 0.3  PACKAGE AND SHIPPING 1 Standard exported package : Internal plastic bottle sealing, outside the aluminum-plastic composite membrane sealing 2 Shipping by express, by air, by sea according to customer's requirements to suggest the most suitable shipping mode SERVICES 1 We supply machines with battery technology support. 2 We can also supply a full set of materials for lithium battery including polymer battery, cylinder battery, mobile phone battery, EV battery. 3 We can also supply a full set of lithium battery equipment for lab research, pilot scale research and production line. 4 We can also supply a full set of battery technology for battery design, research and producing. We cooperated with each other, and we will do TOP OF THE BEST battery  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

High purity, small particle size, uniform distribution, large surface area, high surface activity, low apparent density.

Nanometer silicon powder Nano Silica Powder 30nm，99.9% SPECIFICATIONS 1. Can react with organic matter, as the raw material of organic silicon polymer material 2. Silicon metal by refining, obtains the polysilicon, Improve the photoelectric conversion efficiency. 3. Metal surface treatment 4. Instead of nanometer silicon powder or graphite, as lithium battery anode material,  can significantly improve the battery capacity. 5. Semiconductor microelectronics packaging materials Packing: 100g/bag Model average particle  Purity  BET (m2/g) Bulk density (g/cm3)  Density (g/cm3)  form Colour TOB-Si-30 30nm ≥99.9% 60 0.09  2.3  Spherical Golden yellow TOB-Si-80 80nm ≥99.9% 45 0.16  2.3  Spherical Primrose yellow  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

TOB-EASY-V1220 Automatic Surface Area & Porosimetry Analyzer Application Fields:Battery materials,Petrochemical Industry Medicine,Environmental protection materials,Nano materials and Other powder and granular materials

TOB-CID-6.0 two-station lithium battery and cap pressure testing machine is used in the production process of lithium batteries.

Four channels simultaneously test the real-time expansion thickness of silicon-based or graphite-based batteries(coin cell, stacking pouch cell, winding pouch cell) during in-situ charge and discharge, which is used to evaluate the expansion properties of materials and batteries.

TOB-PRCD1100 & TOB-PRCD2100 available in two different models. Application fields: Carbonaceous powders, metal oxide or metal composite powders

The Semiconductor Power Tester Resistivity in type ST-2722-SZ can measure the resistivity of any  semiconductor powder material. It has no requirement for materials. It only requires the sample`s test value to be within the measuring range of the instrument.

Surface Area and Pore Size Analyzer For Powder Material Research SPECIFICATIONS Power Voltage: 100V~220V ± 10V  Frequency: 50/60Hz Maximum power: 300W Connection: grounding, single-phase power socket Physical properties Length: 60cm (23.6 inches) Width: 48cm (18.9 inches)   Height: 74cm (29.1 inches) Weight: 60kg (132.3 lbs) Accessories Weight: 30kg (66.1 lbs )  Installation requirements (L * W) 100 * 60cm (not including space computers taking up) Functions  ● Surface area measurement: BET surface area (Single-point and multi-point), Langmuir surface area, T-plot method outer surface area,  T-plot method the total inner surface area of microporous, BJH adsorption cumulative surface area of the total pore, BJH desorption cumulative surface area of the total pore ● Determination of pore volume: Single point total pore volume,BJH adsorption cumulative total pore volume    BJH desorption cumulative total pore volume    T-plot method the total pore volume of micropore ● Determination of average pore size:    Adsorption average pore diameter   BJH adsorption average pore diameter   BJH desorption average pore diameter   The most frequency pore ● Pore size distribution:   BJH adsorption and desorption differential pore size distribution (dV / Dr-D) and (dV / dlogD-D)   BJH adsorption and desorption integral distribution (or cumulative distribution)   MP method micropore distribution Technical Parameters Test principle: the static volumetric method, gas adsorption; Analysis Models: BET, Langmuir, BJH, t-plot, DR, MP and NLDFT; Measuring range: surface area ≥ 0.005M2/g, no upper limit; pore size 2 _ 500nm; pore volume 0.0001cc/g, no upper limit; Sorption gas: N2 (high purity); Ar, Kr, CO2, etc. available Analysis No: Two independent analysis ports  Degassing stations: Two Sample Type: powders, granules, fibers, flakes and other materials  Sensor：Two sensors, 0_1000 torr P.S (0_133kpa);  Test Efficiency: multi-point BET surface area _12 minutes per sample; Determination pore size distribution from adsorption isotherms _1.5h per sample;  Determination pore size distribution from adsorption and desorption isotherms _3.5 h per sample. Nitrogen Partial Pressure: P/Po 4×10-5 _ 0.998, the minimum resolvable relative pressure  5 × 10-5 Ultimate vacuum: 4.0 × 10-2Pa（3×10-4  torr） Pressure Accuracy: ≤ ± 0.15% (F.S) Repeatability accuracy: surface area ≤ ±1.0 % （surface area）;  ≤2nm (pore size) Operation Mode: Automatic  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

Bet Surface Area Analyzer With Testing Range ≥ 0.01m2/g SPECIFICATIONS Power Voltage: 100V~220V ± 10V  Frequency: 50/60Hz Maximum power: 300W Connection: grounding, single-phase power socket   Physical properties Length: 61cm (24.0 inches) Width: 36cm (14.2 inches) Height: 69cm (27.2inches) Weight: 49kg (108.0 lbs) Accessories weight: 31kg (68.3 lbs) Installation requirements (L * W) 100 * 60cm (not including space computers taking up)   Work environment Temperature: 20 ℃ -28 ℃ Maximum relative humidity: 70%   Technical Parameters    Test principal: Continuous Flow Chromatography method, Low temperature nitrogen adsorption Test methods: Direct Comparison method  Gas: mixed gas of high purity nitrogen and helium (The proportion of nitrogen and helium is 3/7; and gas purity is 99.999%). Flow control: automatic control program, P / Po 0.05 - 0.35, control accuracy error ≤ 0.5%;  Measuring range: Surface area ≥ 0.01m2/g, no upper limits;   Sample NO:  one standard sample and 3 samples tested    Test Efficiency: Direct comparison measures specific surface area: 15 minutes for three samples Repeatability Accuracy:  ≤ ±1 % Data acquisition: high-precision data acquisition and processing chip, high anti-interference ability. Data processing: WINDOWS-compatible data processing software, completely green without installing, providing multi-mode data analysis, graphical processing interface, real-time monitoring experiment, simple operation. Control system: The entire testing process is completely automatic. With large volume dewar and liquid nitrogen surface control technology, the whole experiment don’t need add liquid nitrogen.  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609

The BET Surface Area Analyzer work principle isothermal physical international general adsorption static volumetric method,the automatic control of the whole computer, without the need for manual monitoring.

The TOB-BETSpecific Surface Area Instrumentis used for Battery materials.

The TOB-BETSpecific Surface Area Instrumentis used for Battery materials.