The effects of the pressure,temperature and time on the properties of sintered diamond compacts are investigated in infiltrating way in this work;sintered diamond compacts of metal additive with the wear resistance ratio of 285×10 3 and without abnormal diamond grain growth are obtained at 1400℃, 5.

8GPa、12min的燒結(jié)條件下,燒結(jié)出磨耗比為285×103、金剛石顆粒未出現(xiàn)異常長(zhǎng)大的金剛石燒結(jié)體;分析了燒結(jié)方法對(duì)燒結(jié)效果的影響。

The effects of diamond grain sizes on wear resistance ratio of the sintering diamond compacts are investigated.

本文采用熔滲法和混合法進(jìn)行了合成金屬結(jié)合劑金剛石燒結(jié)體的對(duì)比實(shí)驗(yàn)；對(duì)實(shí)驗(yàn)結(jié)果進(jìn)行了討論；研究了金剛石的粒度對(duì)燒結(jié)體磨耗比的影響；探討了兩種方法的使用范

Abrasive ratio, thermal stability, impact toughness and cohesive strength are main performance figures of PDC.

磨耗比、熱穩(wěn)定性、抗沖擊韌性和結(jié)合強(qiáng)度是金剛石復(fù)合體的主要性能指標(biāo)。

By a self designed equipment and given testing conditions, comparative experiments were done to contrast the abrasive ratio of cemented carbide coated with diamond film and other material samples.

利用自行設(shè)計(jì)的試驗(yàn)裝置 ,在設(shè)定的試驗(yàn)條件下 ,對(duì)金剛石薄膜涂層硬質(zhì)合金等 3種不同材料試件的磨耗比進(jìn)行對(duì)比試驗(yàn) ,并對(duì)試驗(yàn)結(jié)果進(jìn)行討論。

Measurement of abrasion ratio of CVD diamond;

CVD金剛石磨耗比測(cè)定

Three groups of synthetic polycrystalline diamond were sintered under different conditions, then the magnetism and abrasion ratio of the synthetic polycrystalline diamond were measured by using WCF -2 and JS71 - A respectively, while the influence of different technics and bonds on magnetism and abrasion ratio were analyzed.

采用不同的燒結(jié)工藝在高溫高壓下燒結(jié)出三批金剛石聚晶,然后采用WCF-2多用磁性分析儀和JS71-A型磨耗比測(cè)定儀對(duì)人造金剛石聚品的磁性與磨耗比進(jìn)行測(cè)量,并且分析了不同的燒結(jié)工藝和粘結(jié)劑和對(duì)聚晶磁性和磨耗比的影響。

Through the dressing test,it is found that the dressing lead of the grinding machine,the dressing cross-section of CVD diamond log and its abrasion ratio have an effect on dresser life and dressing quality.

CVD金剛石具有很高的熱導(dǎo)率、良好的熱穩(wěn)定性和極高的耐磨性,非常適合制作砂輪修整工具;本文通過(guò)砂輪修整試驗(yàn)研究了在CVD金剛石砂輪修整工具應(yīng)用過(guò)程中,修整導(dǎo)程、CVD金剛石修整截面面積和CVD金剛石磨耗比等對(duì)其使用壽命的影響。

We tested some PDC samples with different geometrical shapes and found that the geometrical shapes of PDC have a considerable influence on the testing results of the G-ratio of PDC.

通過(guò)對(duì)測(cè)試部位幾何形狀不同的PDC樣品進(jìn)行磨耗比測(cè)試,其結(jié)果發(fā)現(xiàn),PDC測(cè)試部位的幾何形狀對(duì)最終的磨耗比測(cè)試結(jié)果有較大影響。

G-ratio of PCD which ccosists of diamond and SiC is optimum.

２５ＧＦａ）條件下制備了Ｓｉ中介結(jié)合的聚晶金剛石，并用ＸＲＤ分析，ＳＥＭ觀察及磨耗比測(cè)定對(duì)其組織與耐磨性進(jìn)行了研究，結(jié)果表明：在ＰＣＤ組織的Ｐ－Ｔ圖上，有三類組織特征，其中對(duì)應(yīng)最佳磨耗比的組織由金剛石和ＳｉＣ組成。

The experiment results show that the G-ratio increase first and then decrease with sintering temperature increasing.

文章恒定合成壓力,在不同的燒結(jié)溫度和不同的燒結(jié)時(shí)間合成金剛石復(fù)合片,并測(cè)定磨耗比。