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RAY GROUP LIMITED CO., LTD

RAY GROUP LIMITED CO., LTD
location QINGDAO, China

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Our Products

  1. Coal & Charcoal 8 Products available
  2. Jigs, Casting Dies, Die Casting Moulds & Moulding Tools 2 Products available
  3. Crucibles 2 Products available
  4. Industrial & Oil Seals 1 Products available
  5. Pallets, Crates & Trays 1 Products available
  6. Sewing Accessories 1 Products available
  7. Furnace Parts 1 Products available
  8. Welding Electrodes 1 Products available
  9. PVC, PP & Plastic Products 1 Products available
  10. Anodes 1 Products available
  11. Others Products 6 Products available

Coal & Charcoal

We offer a complete product range of Graphite Male-Female Rods, Special Graphite Rods - Vibration And Extrution, Specialty Graphite Blocks-Mound Pressure, Special Graphite Blocks-Vibration and Specialty Graphite Blocks-ISO Pressure

Graphite Male-Female Rods

Graphite Male-Female Rods
Standard grade: hp grade propertiesresistivity (uom): 6.5bending strength (mpa ): 11bulk density(gcm3): 1.68c.t.e.(100 -600 c, 10 -6c ): 2.2ash: 0.2%grain size: 0.8mm standard sizes: diameter x length (mm): d38.1 x 635, d200x1600, d250x1800. The grades and sizes can be different according to users request
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Special Graphite Rods - Vibration And Extrution

Special Graphite Rods - Vibration And Extrution
Special graphite rods - vibration and extrution * grade sgr o bulk density: 1.72gcm3 (minimum) o resistivity: 8.0uom (maximum) o bending strength: 20 mpa o compressive strength: 35mpa o ash: 0.15% (maximum) specifications can be different according to users request. * pressure: vibration extrusion * grain sizes: 0.8mm, 2mm, 4mm, 8mm. diameters (mm) : 50, 65, 75, 85 100, 130, 150, 200, 250, 300, 400, 550. lengths (mm) : 1000 - 2200
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Specialty Graphite Blocks-Mound Pressure

Specialty Graphite Blocks-Mound Pressure
Product name: specialty graphite blocks - mound pressure grain size: 0.043 mm (325 mesh) grade: fg-a, fg-b, fg-c, fg-f, fg-g, (the different between each grade is mainly about the density: 1.62, 1.68, 1.74, 1.78, 1.86). we have 5 grades, we only mention two grades for your reference as folows: o grade fg-f: grain size: 325 mesh (0.043mm) density: 1.78 gcm, minimum resistivity: 8.5 uom flexural strength: 35 mpa compressive strength: 58 mpa shore: 44 ash: 0.1% maximum o grade fg-g: grain size: 325 mesh ( 0.043mm) density: 1.86 gcm3, minimum resistivity: 8.5 uom flexural strength: 40 mpa compressive strength: 70 mpa shore: 46 ash: 0.08% maximum note: it can be purified for an ash content of 20-50 ppm.
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Special Graphite Blocks-Vibration

Special Graphite Blocks-Vibration
* grade sgb bulk density: 1.72 gcm3 minresistivity: 8.5 0uom maxbending strength: 17 mpa mincompressive strength: 32 mpa minash: 0.15% max specifications can be different according to users request.
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Specialty Graphite Blocks-ISO Pressure

Specialty Graphite Blocks-ISO Pressure
Specialty graphite blocks - iso pressure density: 1.85 gcm3 minresistivity: 8.5 uom maxshore: 48flexural strength: 48 mpa mincompressive strength: 72 mpa minash: 0.08% max note: it can be purified for an ash content of 20-50 ppm.Vailable sizes: dia540x410mm, dia520x610mm, dia635x640mm.
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Graphite Scraps And Power

Graphite Scraps And Power
Product name: graphite scraps and powder graphite scraps - broken electrodes. Properties:bulk density: 1.58 gcm3 minresistivity: 9.0 uom max. Sizes: 200mm min for diameter or length. Graphite powder analysis:c: 98.5%s: 0.5%, 0.05%ash: 0.5%, 1%.Moisture: 1%
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Graphite Diversion Plate For Fuel Cell

Graphite Diversion Plate For Fuel Cell
Product name: graphite diversion plate for fuel cell. It is of high-tech product. Reference data:specific resistance not more than: 15 uomash content not more than: 0.10%bulk density not less than: 1.85 gcm3compression strength not less than: 65 mpaflexural strength not less than: 45 mpa or as per users request. Note: for machined graphite products, usually we have the following series: for non-ferrous metallurgy and processing.For sintering mold of diamond toolsfor electron and semiconductor industry.For application of processing by industrial furnace under high temperaturefor mechanical industry.
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Graphite Sintering Plate

Graphite Sintering Plate
Purpose of this product: it is electrctronic components using in sintering microwave oven in vacuum furnace. Series name: this product belongs to series for sintering mold of diamond tools. Main purpose for this series: it is mainly used for sintering diamond segment in diamond tools making industry. Specciality of raw materials for this series: high temperature resistance, good oxidation resistance, high mechanical strength. Properties depends on different products. Usual properties are as follows:density: 1.74-1.80 gcm3, open porosity: 10-15%, compression strength: 60-80 mpa, flexural strength: 30-40 mpa, ash: 0.1-0.2 %. Main products of this series: graphite component moulds, clay mould, graphite caliber ring for petroleum drill bit and graphite nozzle rod.
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