Graphite Chuck/Graphite Card Disc for Production of Polysilicon

• Type: Graphite Raw Materials
• Composition: Petroleum Coke and Tar Coke.
• Carbon Content: High-Carbon
• Grade: Industrial Grade
• Forming Way: Isostatic Graphite
• Crystal Morphology: Artificial Graphite
• Bulk Density: 1.75-1.93G/Cm³
• Compressive Strength Not Less Than: 85-135MPa
• Electric Resistivity: 8-14μΩm
• Flexural Strength: 20-60MPa
• Shore Hardness: 42-70hsd
• Porosity: 11-18%
• Purification: 50ppm
• Young′s Modulus: 8.8-12gpa
• Particle Size: 10-15micron
• Transport Package: Standard Export Package
• Specification: SGS
• Trademark: WH
• Origin: China
• HS Code: 2504900000
• Production Capacity: 5000ton/Year

Product Description

Our high purity graphite clip (card) is made of high quality and isostatic graphite, with high purity, strong strength and good stability, and guarantees the purity of polysilicon products.

The following schedule is the main specifications  of our graphite produces.It can be customized according to customer's drawing.

TYPE	APPARENTDENSITY	ELECTRICALRESISTIVITY	THERMAL CONDUCTIVITY (100ºC)	COFFICIENT OF THE RMALEXPANSION (ROOM TEMPERATURE-600ºC)	SHORE HARDNESS	FLEXURAL STERENGTH	COMPRESSIVE STRENGTH	MODULUS OF ELASTICITY	POROSITY	ASH	PURIFY THE ASH	PARTICLE SIZE
	G/cm³	ΜΩm	W/mk	10-6/ºC	HSD	MPa	MPa	Gpa	%	PPM	PPM	Micron
Wh-5	1.85	8-10	139.2	4.75	48	46	85	11.8	13	500	50	13-15
Wh-6	1.9	8-9	140	5.1	53	55	95	12	11	/	50	8-10
Wh-7	1.82	11-13	85	5.6	65	51	115	11	12	500	50	8-10
Wh-8	1.91	11-13	85	5.85	70	60	135	12	11	500	50	8-10
Wh-10	1.75	12-14	85	5.5	56	41	85	10.3	16	500	50	12

 Main products: high purity graphite,Isostatic pressed graphite,  graphite electrode,  flake graphite, , mechanical equipment ,  various processing graphite mould and graphite products.
   
Wanhui graphite co., LTD. is the professional manufacturer and exporter for carbon and graphite  products. The company is located in ping dingshan of henan province with a total area of 80,000 square meters. The factory has elegant environment, complete equipment and abundant resources. The company has independent import and export rights, and passed the ISO 9001:2008 national quality management system certification in January 2007, We are committed to providing customers with reliable quality and elegant service.
     
With the high quality and good effect, our products have been exported all over the world, such as Europe and America, Canada, Japan, Germany Middle East and etc.
We sincerely hope cooperate with you with our exquisite technology, stable good quality and first-class service in the near future.

Website:bestwanhui.en.made-in-china.com              TEL [phone]      FAX:[phone]