Zhongshan Rizda Castor Manufacturing Co., Ltd. Dị na Zhongshan City, Guangdong Province, otu n'ime obodo etiti nke Pearl River Delta, na-ekpuchi ihe karịrị square maters 10000. Ọ bụ ọkachamara na-emepụta wiil na Castors iji nye ndị ahịa ọtụtụ nha, ụdị na ụdị ngwaahịa maka ọtụtụ ojiji. Onye bu ụlọ ọrụ ahụ ụzọ bụ BiaoShun Hardware Factory, nke e hiwere na 2008 nke nwere ahụmịhe afọ 15 nke mmepụta na nrụpụta ọkachamara.
Ihe nkedo rọba nwere ezigbo iguzogide oxidation na iguzogide corrosion, nke nwere ike iguzogide ihe ndị na-emebi emebi nke ọma na gburugburu ụlọ ọrụ mmepụta ihe. Ihe nkedo ahụ dị nro ma nwee ike ibelata mkpọtụ nke ọma mgbe ejiri ya. Ihe nkedo agịga bụ ihe nkedo roller nwere ihe nkedo cylindrical. Ogologo ihe nkedo ahụ dị okpukpu 3-10 nke dayameta, dayameta ya anaghịkwa agafe 5 mm. Arụmọrụ nnyefe dị elu. Oke esemokwu ahụ bụ naanị 0.001-0.005;
1. Nguzogide nrụgide dị mma na ike nrụgide kachasị elu.
2. Ọ na-eguzogide okpomọkụ ogologo oge karịa 70 ℃, arụmọrụ gburugburu ebe obibi dị ala dịkwa mma. Ọ ka nwere ike ịnọgide na-enwe ezigbo mgbagọ na - 60 ℃.
3. Ezigbo ihe mkpuchi eletriki, iguzogide skid, iguzogide iyi, iguzogide ihu igwe na kemịkalụ izugbe.
4. Udidi dị nro nwere ike ibelata mkpọtụ nke ọma mgbe ejiri ya.
5. Ezigbo ihe eji arụ ọrụ nke ọma.
6. Ihe mkpuchi ahụ nwere arụmọrụ dị elu na ndụ ọrụ ogologo oge.
7. Ebe ọ bụ na ihe na-agbagharị agbagharị nwere arụmọrụ nnyefe dị elu na obere mmepụta okpomọkụ, ọ nwere ike ibelata oriri nke mmanụ mmanụ, mmanụ mmanụ na mmezi dịkwa mfe karị.
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| Dayameta wiil | Ibu Ibu | Axle | Braketị | Ibu Ibu | Nha efere dị n'elu | Oghere Oghere Bolt | Dayameta Oghere Bolt | Mmepe | Nọmba Ngwaahịa |
| 80*35 | 80 | 38 | 2.5|2.5 | 108 | 105 * 80 | 80*60 | 11 * 9 | 42 | R1-080S-554 |
| 100*36 | 120 | 38 | 2.5|2.5 | 128 | 105 * 80 | 80*60 | 11 * 9 | 42 | R1-100S-554 |
| 125*36 | 150 | 38 | 2.5|2.5 | 155 | 105 * 80 | 80*60 | 11 * 9 | 52 | R1-125S-554 |
| 160*50 | 250 | 52 | 3.0|3.5 | 190 | 135*110 | 105 * 80 | 13.5*11 | 62 | R1-160S-554 |
| 200*50 | 300 | 54 | 3.0|3.5 | 235 | 135*110 | 105 * 80 | 13.5*11 | 62 | R1-200S-554 |