公开(公告)号：US4043821A

公开(公告)日：1977-08-23

申请号：US709430

申请日：1976-07-28

Applicant: Eugene Le Bras

Inventor： Eugene Le Bras

IPC: C03C10/04 ,  C03C10/00 ,  C03C3/22

CPC classification number: C03C10/0009 ,  C03C10/0036

Abstract: A vitroceramic product which is economical to produce and has excellent resistance to bending and abrasion comprising at least 90% by weight of said product of the following ingredients expressed in percent by weight thereof;SiO.sub.2 + Al.sub.2 O.sub.3 + B.sub.2 O.sub.3 in from 40 to 50%, iron oxide in from 16 to 30%, and CaO + MgO in from 24 to 40%; the sum of the Al.sub.2 O.sub.3 + B.sub.2 O.sub.3 being from 2 to 15 percent and the product including at least 0.5% by weight of nucleus forming agent.

Abstract translation: 经济地生产并具有优异的抗弯曲和磨损性的陶瓷制品，其包含至少90重量％的以重量百分数表示的以下成分的所述产物; 40〜50％的SiO 2 + Al 2 O 3 + B 2 O 3，16〜30％的氧化铁，24〜40％的CaO + MgO。 Al 2 O 3 + B 2 O 3的总和为2至15％，产物包含至少0.5重量％的成核剂。