3、技术要求 technical requirement
3.1 原材料要求 Raw material requirements
3.1.1 无氧铜二级(TU1)及以上,纯度≥99.97%(Non-oxygenic copper level 2 (TU1) and above, purity (>99.97%))
3.1.2 锡 Sn99.90 及以上,纯度≥99.90% 铅 Pb99.994 及以上,纯度≥99.994%(SN99.90 and above,purity≥ 99.90% Pb99.994 and above purity≥99.994%
3.2 外观要求 Visual inspection requirements
涂锡铜带表面光洁色泽均匀无毛刺,无竹节、无露铜、无密集型锡颗粒、黑斑、麻点、折断现象。
Ribbon surface should be smooth,coating surface is bright metal shape,No burrs,Bamboo joint , No leak copper, non-dense tin particles, black spots, pitting and breaking phenomena
3.3 外形尺寸 The size of appearance
规格(Sepcification) mm(宽度 width×厚度 thiness) | 公差mm Size Tolerance mm | |
宽度 | 厚度 | |
3.0/4.0/5.0/6.0/7.0×0.20/0.25/0.30/0.35/0.4 | ±0.050 | ±0.01 |
0.5/0.6/0.8/0.9/1.0×0.18/0.21/0.23/0.25/0.27 | ±0.050 | ±0.01 |
φ0.26/Φ0.28/Φ0.29/Φ0.30Φ0.32/Φ0.35 | -0.005;+0.015 |
3.4 锡层厚度 Thickness of coating
规格(Sepcification) mm(宽度 width×厚度 thiness) | 公差μm Single layer Tolerance μm |
3.0/4.0/5.0/6.0/7.0×0.20/0.25/0.30/0.35/0.4 | 20-25 |
0.5/0.6/0.8/0.9/1.0×0.18/0.21/0.23/0.25/0.27 | 15-23 |
φ0.26/Φ0.28/Φ0.29/Φ0.30Φ0.32/Φ0.35 | 16±4 |
3.5 镰刀弯曲度 Camber
镰刀弯曲度≤5‰ Camber of ribbon ≤5‰ ;圆丝不检测此项 Round tin wire does not detect this item。
3.6 电阻率 Resistivity
温度 20℃±2℃ ,湿度 60±10RH | |
规格(Sepcification) mm(宽度 width×厚度 thiness) | 电阻率 Resistivity |
3.0/4.0/5.0/6.0/7.0×0.20/0.25/0.30/0.35/0.4 |
≤0.022Ω.mm²/m |
0.5/0.6/0.8/0.9/1.0×0.18/0.21/0.23/0.25/0.27 | |
φ0.26/Φ0.28/Φ0.29/Φ0.30Φ0.32/Φ0.35 |
3.7 物理性能学 Physical performance
规格(Sepcification) mm(宽度×厚度) | 屈服强度 Yield strength | 伸长率 Elongation | 抗拉强度 Tensile strength |
3.0/4.0/5.0/6.0/7.0×0.20/0.25/0.30/0.35/0.4 | ≤150Mpa | ≥20% | 135M≤σt≤250Mpa |
0.5/0.6/0.8/0.9/1.0×0.18/0.21/0.23/0.25/0.27 |
≤65Mpa |
≥25% |
≥160Mpa |
φ0.26/Φ0.28/Φ0.29/Φ0.30Φ0.32/Φ0.35 |
3.8 锡层成分及属性 The chemical composition of coating and Properties
规格(Sepcification) mm(宽度×厚度) | 类型 Type | 成分 component | 固化温度 (℃) Solidus Temp | 液化温度 (℃) Liquidus Temp |
3.0/4.0/5.0/6.0/7.0×0.20/0.25/0.30/0.35/0.4 |
含铅型 |
60Sn40Pb |
183 |
190 |
0.5/0.6/0.8/0.9/1.0×0.18/0.21/0.23/0.25/0.27 | ||||
φ0.26/Φ0.28/Φ0.29/Φ0.30Φ0.32/Φ0.35 | 含铅型 | 60Sn40Pb | 183 | 190 |
含铅、铋型 | 43Sn43Pb14Bi | 156 | 161 |
注:规格尺寸可根据客户要求定制 (Specifications and sizes can be customized according to customer
requirements) 。
4、使用说明 instructions
4. 1 使用说明 (instructions)
客户在使用的,请将焊带从真空袋中取出,撕掉黄色保护纸,根据串焊机电机传动方向,将焊带水平放置设
备上进行穿线操作。
Customers in use, please take the ribbon out of the vacuum bag, tear off the Yellow protective paper, according to the motor drive direction of the series welding machine, put the ribbon horizontally on the equipment for threading operation.
4.2 标志、包装、运输、储存 (Signs,Packing, Transportation and Storage) 每轴产品应贴有标签,其上注明:
Each axle product shall be labeled with:
1 ) 产品名称 Product name
2) 规格 Specification
3) 产品净重 Net product Weight
4) 生产日期 Date of manufacture
5) 制造厂名称 Name of manufacturer
6) 追溯编码 Retrospective coding
4.2. 1 包装 Packing
产品使用塑料工字轮缠绕包装,要求每轴由一根线料组成,线圈不能紊乱,线轴边缘间隙不能超过焊带宽度
的一半,每轴产品用真空包装放进纸箱后,叠加至木托板上打十字包带发货。
The product is wrapped with plastic I-wheel, which requires that each axis be made of a wire, the coil should not be disordered, and the gap between the edges of the axis should not exceed half of the width of the welding band. After each axis is packed in a cardboard box with vacuum packaging, it is superimposed on the wooden pallet for delivery with a cross-strap.