7 Kev Ua Haujlwm Tsis Ua Haujlwm ntawm Tungsten Carbide Buttons

Raws li ib tug tungsten carbide nyees khawm chaw tsim tshuaj paus, peb pom ntau tus neeg muas zaub raug cov lus nug txog tungsten carbide tsis ua hauj lwm. Cov lus nug no tuaj yeem ua tauabrasive hnav, thermal qaug zog, spalling, sab hauv cov kab nrib pleb, tawg ntawm qhov tsis raug ntawm cov khawm carbide, shear tawg, thiab tawg tawg. Txhawm rau daws cov teeb meem no, peb yuav tsum txheeb xyuas seb cov kev ua tsis tiav no yog dab tsi, thiab saib xyuas qhov chaw uas cov nyees khawm carbide feem ntau puas thiab hnav feem ntau tshwm sim, cov nyees khawm carbide tawg. Hauv tsab xov xwm no, peb yuav tham txog cov 7 hom kev ua tsis tiav thiab cov lus qhia los daws lawv.

1. Abrasive hnav

Dab tsi yog abrasive hnav?

Abrasive hnav tshwm sim thaum muaj kev sib tsoo thiab kev sib txhuam ntawm cov nyees khawm tungsten carbide thiab pob zeb. Qhov no yog hom tsis ua haujlwm ib txwm muaj thiab tsis pom kev, uas tseem yog hom kev ua tsis tiav zaum kawg ntawm cov khoom siv laum. Feem ntau hais lus, qhov hnav ntawm cov nyees khawm hauv nruab nrab thiab cov khawm ntsuas qhov sib txawv. Cov nyees khawm carbide, uas nyob ze rau ntawm ntug, los yog cov uas muaj ntau dua linear ceev thaum ua hauj lwm, yuav muaj kev sib txhuam ntau dua nrog cov pob zeb, thiab hnav tuaj yeem hnyav dua.

Cov lus qhia

Thaum tsuas yog hnav abrasive, peb tuaj yeem tsim kho qhov hnav tsis kam ntawm tungsten carbide nyees khawm. Peb tuaj yeem txo cov ntsiab lus cobalt lossis ua kom zoo dua WC nplej kom ua tiav lub hom phiaj. Qhov peb yuav tsum tau ceeb toom yog tias qhov hnav tsis kam ntawm cov khawm ntsuas yuav tsum siab dua li ntawm cov nyees khawm hauv nruab nrab. Kev nruj nruj tuaj yeem ua rau muaj kev cuam tshuam yog tias muaj lwm yam kev ua tsis tiav.

2. Cua sov qaug zog

Dab tsi yog thermal qaug zog?

Thermal qaug zog yog tshwm sim los ntawm qhov kub siab vim muaj kev cuam tshuam thiab kev sib txhuam ntawm cov lus qhia tungsten carbide mining, uas tuaj yeem siab txog li 700 ° C. Nws tuaj yeem pom los ntawm qhov pom ntawm cov nyees khawm tungsten carbide thaum muaj kev sib tshuam ntawm cov kab nrib pleb ruaj khov rau ntawm qhov chaw ntawm cov hniav khawm. Kev qaug zog hnyav heev yuav ua rau cov pob zeb cemented carbide puas tag thiab ua rau lub laum me ntsis hnav.

Cov lus qhia

1. Peb tuaj yeem txo cov ntsiab lus cobalt hauv cov hlau kom txo cov thermal expansion coefficient ntawm tungsten carbide nyees khawm;

2. Peb tuaj yeem ua kom cov qoob loo loj ntawm tungsten carbide hmoov txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhav, peb tuaj yeem ua kom cov tungsten carbide cov hmoov nplej loj tuaj yeem ua rau kom cov thermal conductivity ntau dua, kom qhov kub thiab txias tshwm sim thaum muaj kev sib txhuam tuaj yeem tawm hauv lub sijhawm;

3. Peb tuaj yeem siv cov qauv tsis sib xws ntawm WC nplej kom ntseeg tau tias muaj qhov tsim nyog thermal qaug zog, hnav tsis kam, thiab toughness;

4. Peb tuaj yeem tsim kho cov tho khoom kom txo tau qhov cuam tshuam ntawm qhov khawm;

3. Kev ua pa

Dab tsi yog spalling?

Spalling yog ib lo lus siv los piav txog thaj chaw ntawm pob zeb uas tau tawg thiab delaminated los ntawm substrate. Hauv kev lag luam cemented carbide, nws hais txog kev ua tsis tiav. Qhov chaw sib cuag ntawm cov pob zeb cemented carbide thiab pob zeb yog nyob rau hauv lub zog tsis sib xws, thiab cov kab nrib pleb yog tsim nyob rau hauv kev rov ua dua ntawm cov rog no. Lub toughness ntawm cov hlau yog tsawg dhau los tiv thaiv qhov tawg ntawm kev nthuav dav, uas ua rau muaj qhov sib txawv ntawm cov nyees khawm tungsten carbide.

Rau cov cemented carbide nyees khawm nrog hardness siab dua thiab qis toughness, pom tseeb spalling tshwm sim, uas yuav ua rau luv luv lub neej ntawm lub laum ntsis. Qhov loj me me ntawm cov nyees khawm tungsten carbide muaj feem xyuam rau cov khoom sib xyaw ntawm cov hlau, cov nplej loj ntawm WC, thiab qhov nruab nrab txoj kev dawb ntawm cobalt theem.

Cov lus qhia

Tus yuam sij rau qhov teeb meem no yog yuav ua li cas nce lub toughness ntawm cemented carbide nyees khawm. Hauv kev tsim khoom, peb tuaj yeem txhim kho qhov nyuaj ntawm cemented carbide nyees khawm los ntawm kev nce cov ntsiab lus cobalt ntawm cov hlau thiab ua kom zoo dua WC nplej.

4. Sab hauv tawg

Internal tawg yog dab tsi?

Internal tawg yog cov kab nrib pleb los ntawm cov txheej txheem sab hauv ntawm tungstencarbide nyees khawm, uas tseem hu ua qhov ua tsis tiav thaum ntxov. Muaj qhov chaw du, uas tseem hu ua daim iav qhov chaw, thiab qhov chaw ntxhib, uas tseem hu ua jaggies qhov chaw, ntawm qhov chaw tawg. Cov kab nrib pleb tuaj yeem pom hauv daim iav.

Cov lus qhia

Raws li cov kab nrib pleb sab hauv feem ntau tshwm sim los ntawm cov pob zeb cemented carbide lawv tus kheej, txoj hauv kev kom tsis txhob muaj cov kab nrib pleb sab hauv yog los txhim kho qhov zoo ntawm cov nyees khawm tungsten carbide lawv tus kheej. Peb tuaj yeem hloov siab sintering, thiab kub isostatic nias nrog kev kho cua sov tom qab sintering.

5. Kev puas tsuaj ntawm qhov tsis raug

Dab tsi yog qhov tawg ntawm qhov tsis raug?

Thaum peb forged tungsten carbide nyees khawm nyob rau hauv txoj kev tsis tsim nyog, qhov tawg ntawm qhov tsis raug yuav tshwm sim. Thiab nws kuj tuaj yeem tshwm sim los ntawm qhov loj tensile kev ntxhov siab los ntawm qhov tawm-ntawm-ib puag ncig zoo ntawm lub qhov rooj ruaj khov thiab cov hniav pob uas ua rau muaj kev ntxhov siab kom mloog zoo rau qee qhov taw tes ntawm lub pob khawm. Rau cov kab nrib pleb uas tshwm sim nyob rau hauv qhov chaw ntiav, cov kab nrib pleb yuav maj mam kis nrog me ntsis dabtsi yog khoov, thiab thaum kawg, tsim ib tug du nto. Rau cov kab nrib pleb uas tshwm sim nyob rau hauv qhov sib sib zog nqus ntawm qhov laum cov khoom, qhov tawg yuav ua rau sab sauv ntawm lub pob kom phua longitudinally.

Cov lus qhia

1. xyuas kom meej qhov smoothness ntawm pob hniav tom qab sib tsoo, tsis muaj kev sib tsoo, tsis muaj kev sib tsoo;

2. hauv qab ntawm lub qhov hniav yuav tsum muaj ib qho kev txhawb nqa zoo uas haum rau hauv qab ntawm lub pob;

3. xaiv qhov tsim nyog tus hniav txoj kab uas hla thiab lub qhov taub txoj kab uas hla thaum txias nias los yog kub embedding Tus nqi sib piv.

6. Shear puas

Dab tsi yog shear fracture?

Kev tawg tawg yog hais txog kev tawg thiab / lossis kev puas tsuaj ntawm cov khoom vim yog siv lub zog quab yuam ntawm nws qhov chaw. Lub shear tawg ntawm tungsten carbide yog qhov tshwm sim ntawm cov nyees khawm tungsten carbide raug cuam tshuam los ntawm compressive thiab shear stresses saum toj kawg nkaus cov kev txwv ntawm tungsten carbide tuaj yeem tiv taus. Feem ntau, cov pob txha tawg tsis yooj yim nrhiav tau tawm, thiab tseem tuaj yeem ua haujlwm tom qab muaj pob txha. Shear fracture feem ntau pom nyob rau ntawm qhov kawg ntawm lub chisel.

Cov lus qhia

Txhawm rau txo qhov muaj peev xwm ntawm kev puas tsuaj, peb tuaj yeem hloov cov pob zeb cemented carbide, thiab tsim thiab xaiv cov qauv tsim nyog.

7. Nto tawg

Cov kab nrib pleb yog dab tsi?

Cov kab nrib pleb yog tsim tom qab cov khoom siv ntau zaus thiab lwm yam tsis ua haujlwm. Cov kab nrib pleb me me ntawm qhov chaw yuav loj me me. Nws yog tshwm sim los ntawm cov qauv txheej txheem, txoj kev drilling ntawm cov tho khoom, txoj hauj lwm ntawm tungsten carbide khawm hniav, thiab cov qauv ntawm cov pob zeb yuav tsum tau drilled.

Cov lus qhia

Peb tuaj yeem txo cov ntsiab lus ntawm cobalt rau ntawm qhov chaw kom cov hardness thiab txhim kho lub toughness ntawm tungsten carbide mining nyees khawm.

Ua raws li cov qauv ua tsis tiav thiab cov lus qhia, koj tuaj yeem nkag siab ntxiv vim li cas koj cov nyees khawm tungsten carbide tsis ua haujlwm. Qee lub sij hawm, koj kuj yuav pom tias nws nyuaj rau kev txiav txim siab seb qhov teeb meem tseem ceeb ntawm koj cov nyees khawm tungsten carbide, txawm tias koj paub txog txhua hom kev ua tsis tiav vim tias tsis muaj ib qho ua rau muaj kev nkag siab.

Raws li cov chaw tsim khoom ntawm tungsten carbide khawm, yuav ua li cas los daws cov neeg siv khoom cov teeb meem txog tungsten carbide hnav yog peb cov lus teb. Peb yuav txheeb xyuas qhov teeb meem, nrhiav qhov teeb meem, thiab muab peb cov neeg siv khoom daws teeb meem zoo dua.