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Chengchen Graphite (Qingdao) Co., Ltd.

City:qingdao

Province/State:shandong

Country/Region:china

Contact Person:MsWang

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China Flake Graphite Crystal Morphology Customized Crucible for Gold and Silver Melting wholesale

Flake Graphite Crystal Morphology Customized Crucible for Gold and Silver Melting

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Model NO. :GC-1KG

Grade :Industrial Grade

Forming Way :Molded Graphite

Crystal Morphology :Flake Graphite

Composition :100% Carbon

Transport Package :by Ply-Wood

Specification :customized

Trademark :DC

Origin :Beijing, China

HS Code :2701121000

Supply Ability :20PCS Per Day

Customization :Available

Bulk Density :1.85

Type :Graphite Mold

Place of Origin :China

Delivery Time :Peak Season Lead Time: 6-12 months, Off Season Lead Time: 1-3 months

Payment Terms :LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram

MOQ :1 Piece

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Customized graphite crucible for melting gold,silver:

1. High density / Fine grain size / High purity / High strength / Low specific resistance / Ease of precise machining
2. Excellent thermal shock resistance to high temperature and oxidation / Good anticorrosion .

Application:

Semiconductor (Monocrystalline Silicon) / Vacuum furnace / Continuous casting / Sealing products / Space & medical industry / Forge moulds EDM.
Heaters / Heat shields /Electronic tube anodes / Melting and sinteringmoulds for Pottery & Electronic Products & Cemented Carbide & Diamond & Aluminium & Copper & Other metals/ Etc.

MOLDED	M 1	M 2
Bulk Density MIN(g/cm3)	1.78	1.85
Ash Content(PPM)	500-1000	500-1000
SHORE HARDNESS	40	45
ELECTRICAL RESISTVITY (μ.Ω.m)	≤12	≤12
FLEXURAL STRENGTH (MPa)	30--35	35--45
COMPRESSION STRENGTH (MPa)	50--55	60--82
MAX GRAIN SIZE (μm)	43μm	43μm
COEFFICIENT OF THERMAL EXPANSION(100-600ºC) (mm/ºC)	4.5×10-6	4.5×10-6

Note:
Ash content of all grades can be purified to 20 PPM.
Special property requirement specially produced.

Size:

Rods	Diameter	Length
Size Range	0-1300mm	0-2000mm
Standard Size	110-500mm	180-400mm

Blocks	Length	Width	Thickness
Size Range	0-900 mm	0-400 mm	0-320 mm
Standard Size	200-900 mm	125-400 mm	53-320 mm

Larger size specially pressed.
Smaller size further machined.
Machined parts done to drawings
Anticorrosion cover available(SiC Cover, Pitch Cover, etc)