Zhongshan Rizda Castor Manufacturing Co., Ltd. Iri muZhongshan City, Guangdong Province, rimwe remaguta ari pakati pePearl River Delta, rine nzvimbo inodarika 10000 square maters. Ikambani yekugadzira mavhiri nemaCastor ine hunyanzvi hwekupa vatengi mhando dzakasiyana-siyana dzezvigadzirwa zvemhando dzakasiyana siyana. Kambani iyi yakatangira kambani iyi yaive BiaoShun Hardware Factory, yakavambwa muna 2008 iyo ine makore gumi nemashanu eruzivo rwekugadzira nekugadzira.
Ma "castor" erabha ane simba rakanaka rekudzivirira kuoxidation uye ngura, izvo zvinogona kudzivirira zvinokuvadza mumaindasitiri. Ma "castor" acho akapfava uye anogona kuderedza ruzha pakushandiswa. "Needle roller bearing" i "roller bearing" ine ma "cylindrical roller". Kureba kwe "roller" kwakapetwa katatu kusvika kagumi kubva padhayamita, uye dhayamita yacho kazhinji haipfuuri 5 mm. Kushanda zvakanaka kwe "transmission" kwakakwira. "Friction coefficient" inongova 0.001-0.005;
1. Kuramba kwakasimba kwekudhonza uye simba guru rekudhonza.
2. Kudzivirira kupisa kwenguva refu kunodarika 70 ℃ uye kushanda kwenzvimbo tembiricha yakaderera kwakanaka. Inogona kuramba ichikotama zvakanaka pa -60 ℃.
3. Kudzivirira kwemagetsi kwakanaka, kudzivirira kutsvedza, kudzivirira kusakara, kudzivirira mamiriro ekunze uye makemikari akajairika.
4. Magadzirirwo akapfava anogona kuderedza ruzha pakushandiswa.
5. Hunhu hwakanaka hwemakanika anoshanduka.
6. Bearing inotenderera ine mashandiro epamusoro emakanika uye hupenyu hwebasa hurefu.
7. Sezvo rolling bearing iine simba guru rekutumira uye kupisa kushoma, inogona kuderedza kushandiswa kwemafuta ekuzora, uye mafuta ekuzora nekugadzirisa zviri nyore.
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| Dhayamita yevhiri | Mutoro | Ekisero | Chikochekedzo | Mutoro | Saizi yeplate yepamusoro | Nzvimbo yeMaburi eBhodhi | Dhayamita yeBhodhi | Kuvhura | Nhamba yeChigadzirwa |
| 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 |