SPA2750LW, SPA2773LW, SPA2782LW三角皮带窄V带SPA是高速防油窄V带，适用于高速运转、多油的环境！窄V带的强力层采用高强度绳芯，能承受较大的预紧力，且可挠曲次数增加，当带高与普通V带相同时其带宽较普通V带小约1/ 3,承载力可提高1.5~2.5倍。在传递相同功率时，带轮宽度和直径可减小，费用比普通V带降低20~40％。SPA是指顶宽为13、高度为10的三角带，这种是无齿的！ XPA和SPA的尺寸都是*。其中SPA不带齿，XPA带齿！上海赤丰机电设备有限公司     

三角带的每一个型号规定了三角带的断面尺寸，A型三角带的断面尺寸是：顶端宽度13mm、厚度为8mm；B型三角带的断面尺寸是：顶端宽度17MM，厚度为10.5MM；C型三角带的断面尺寸是：顶端宽度22MM，厚度为13.5MM；D型三角带的断面尺寸是：顶端宽度21.5MM，厚度为19MM；E型三角带的断面尺寸是：顶端宽度38MM，厚度为25.5MM。对应尺寸(宽*高)：O(10*6)、A(12.5*9)、B(16.5*11)、C(22*14)、D(21.5*19)、E(38*25.5)。

SPA732 SPA735 SPA757 SPA760 SPA782 SPA800 SPA807 SPA825 SPA832 SPA850 SPA857 SPA860 SPA875 SPA882 SPA885 SPA900 SPA907 SPA925 SPA932 SPA950 SPA957 SPA975 SPA982 SPA1000 SPA1007 SPA1030 SPA1032 SPA1057 SPA1060 SPA1082 SPA1090 SPA1107 SPA1120 SPA1132 SPA1150 SPA1157 SPA1160 SPA1180 SPA1207 SPA1220 SPA1232 SPA1250 SPA1272 SPA1280 SPA1282 SPA1300 SPA1307 SPA1320 SPA1357 SPA1360 SPA1367 SPA1382 SPA1400 SPA1407 SPA1410 SPA1425 SPA1432 SPA1450 SPA1457 SPA1482 SPA1485 SPA1500 SPA1557 SPA1582 SPA1600 SPA1607 SPA1632 SPA1650 SPA1682 SPA1700 SPA1707 SPA1732 SPA1750 SPA1757 SPA1782 SPA1785 SPA1800 SPA2650 SPA2682 SPA2762 SPA2782 SPA2800 SPA2832 SPA2882 SPA2900 SPA2932 SPA2982 SPA3000 SPA3032 SPA3082 SPA3150 SPA3182 SPA3282 SPA3350 SPA2750 SPA3870 SPA4000 SPA4050 SPA4100 SPA4150 SPA4200 SPA4300 SPA4350 SPA4400 SPA4450 SPA4500 SPA4525 SPA4550 SPA4575 SPA4600 SPA4625 SPA4650 SPA4675 SPA4700 SPA4725 SPA4750 SPA4770 SPA4800 SPA4825 SPA4850 SPA4875 SPA4900 SPA4925 SPA4950 SPA4975 SPA5000 SPA5025 SPA5050 SPA5075 SPA5100 SPA5125 SPA5150 SPA5175 SPA5200

SPA2750LW, SPA2773LW, SPA2782LW三角皮带窄V带