A na-eji ihe nleba anya brittleness dị ala nke XCY iji chọpụta oke okpomọkụ nke rọba vulcanized mgbe ihe nlele ahụ mebiri emebi mgbe emetụta ya n'okpuru ọnọdụ akọwapụtara. Ọ bụ okpomọkụ na-agbaji agbaji. Arụ ọrụ nke plastik na-adịghị esi ike na ihe ndị ọzọ n'okpuru ọnọdụ okpomọkụ dị ala nwere ike iji tụnyere. Emebere ngwá ọrụ a n'ụzọ kwekọrọ n'ụkpụrụ mba, na ndị na-egosi nkà na ụzụ ya na-emezu ihe ndị a chọrọ nke ụkpụrụ mba dị ka GB/T 15256-2008 "Mkpebi nke obere okpomọkụ brittleness nke Vulcanized Rubber (Multi-Sample Method)".
Oke ngwaahịa:
1. Nnwale ule bụ 0oC ka -40oC ma ọ bụ -70oC ma ọ bụ -80 oC ma ọ bụ -100oC (compressor refrigeration).
2. Ebe dị anya site na njedebe ala nke etiti influenceor na onye na-ejide ya bụ 11 ± 0.5mm, na anya site na njedebe nke mmetụta na mpempe ule bụ 25 ± 1mm.
3. Ibu arọ nke mmetụta bụ 200 ± 10g, na ọrịa strok na-arụ ọrụ bụ 40 ± 1mm.
4. Oge oyi n'ule bụ 3﹢0.5 nkeji. Mgbanwe okpomọkụ n'ime oge oyi agaghị agafe ±1 ℃.
5. Welie onye na-ebuli elu ka ọ na-emetụta ihe nlele n'ime 0.5 sekọnd.
6. Akụkụ: ogologo 840mm, obosara 450mm, elu 1450mm.
7. Net arọ: 104Kg
8. Ike ike nke igwe dum bụ 200W.