Tungsten Carbide

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Nkọwa ngwaahịa

Tungsten Carbide

Nkọwa

Tungsten carbide bụ kristal hexagonal ojii nwere ọmarịcha ọla, isi ike ya dịkwa ka diamond. Ọ bụ ezigbo onye nduzi nke ọkụ eletrik na okpomọkụ. Ọ e ọtụtụ-eji na n'ichepụta elu-ọsọ ọnwụ ngwaọrụ, kiln Ọdịdị ihe, jet engine components, cermets na-eguzogide kpo oku ọcha, etc.Pure tungsten carbide bụ kenkuwa na ike ibelata brittleness ma ọ bụrụ na a obere ego nke ọla dị ka titanium na cobalt bụ. gbakwunyere. Dị ka ngwá ọrụ siri ike ma na-eyi ihe na-eguzogide ọgwụ, ọ nwere ike ịmepụta ngwọta siri ike na ọtụtụ carbide.WC-TiC -Co cemented carbide tools e ji mee ihe n'ọtụtụ ebe. Ọ pụkwara iji dị ka ihe mgbakwunye gbanwetụrụ maka NbC-C na TaC-C ternary system carbides, nke nwere ike ọ bụghị naanị ibelata okpomọkụ na-ekpo ọkụ, kamakwa na-arụ ọrụ dị mma ma nwee ike iji ya dị ka ihe oghere.

Ngwa

Alloy siri ike, ihe kpo oku na-eguzogide, cermet wdg

Njirimara anụ ahụ

CAS:12070-12-1

Ibu ibu: 195.85

Ọdịdị kristal: kristal hexagonal

Okpokoro mmiri: 6000 ℃

Usoro ihe omimi: WC

Agba: isi awọ

Ebe mgbaze: 2870°C

Njupụta: 15.63g/cm3

Njirimara kemịkalụ

Ọkwa		FWC-1	FWC-2	FWC-3	FWC-4
Isi ọdịnaya (%)	WC	>99.8	>99.8	>99.8	>99.8
	Ngụkọta	5.9-6.2	5.9-6.2	5.9-6.2	5.9-6.2
	Cfree	0.20	0.06	0.06	0.06
Ọdịnaya adịghị ọcha (%) Max	Ca	0.002	0.002	0.002	0.002
	Fe	0.02	0.02	0.02	0.02
	S	0.002	0.002	0.002	0.002
	O	0.20	0.15	0.10	0.08
	Si	0.003	0.003	0.003	0.003
	K	0.0015	0.0015	0.0015	0.0015
	Al	0.002	0.002	0.002	0.002
	Mg	0.002	0.002	0.002	0.002
	Na	0.0015	0.0015	0.0015	0.0015
	Mo	0.01	0.01	0.01	0.01
F.S.S.S		＜0.6 μm	1.0-2.0 μm	2.0-4.0μm	4.0-30μm
Enwere ike ịmepụta ihe pụrụ iche chọrọ nha na kemịkal

Ihe kpatara ịhọrọ anyị:

1. Ị nwere ike nweta ihe zuru oke dịka ihe ị chọrọ na ọ dịkarịa ala ọnụahịa.

2. Anyị na-enyekwa Reworks, FOB, CFR, CIF, na ọnụ ụzọ nnyefe ọnụ ụzọ. Anyị na-atụ aro ka ịme azụmahịa maka mbupu nke ga-adị oke ọnụ ahịa.

3. Ihe anyị na-enye bụ nkwenye kpamkpam, site na akwụkwọ nyocha nke akụrụngwa ruo na nkwupụta akụkụ ikpeazụ. (Akụkọ ga-egosi na achọrọ)

4. e kwere nkwa inye nzaghachi n'ime awa 24 (na-abụkarị n'otu elekere)

5. Ị nwere ike nweta ngwaahịa ọzọ, igwe ihe nnyefe na ibelata n'ichepụta oge.

6. Anyị raara onwe anyị nye ndị ahịa anyị kpamkpam. Ọ bụrụ na ọ gaghị ekwe omume imezu ihe ndị ị chọrọ mgbe ị nyochachara nhọrọ niile, anyị agaghị eduhie gị site n'ịkwe nkwa ụgha nke ga-eme ka ndị ahịa dị mma.

Nkwanye mma (gụnyere ma nke na-emebi emebi na nke anaghị emebi emebi)

1. Nleba anya akụkụ

2. Mechanical nyochaa dị ka tensile, elongation na mbenata nke ebe.

3. Mmetụta mmetụta

4. Nyocha nyocha nke kemịkalụ

5. Nnwale ike ike

6. Nnwale nchedo pitting

7. Nnwale penetrant

8. Nnwale corrosion intergranular

9. Nnwale siri ike

10. Metallography nnwale nnwale

Njem ụlọ ọrụ

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