Excellent tin, Dongguan City Electronic Technology Co., Ltd., R & D, production, sales, technical advice and training as one of the high-tech enterprises, we provide thousands of customers for domestic series of welding products, including computers, information and communication, household appliances, precision instruments, digital, semiconductor electronics industry. as domestic Paste the industry leader, SOLCHEM focus on innovation and new technologies will continue to be applied to the solder paste. We have a strong lineup of highly experienced researchers and skilled, efficient business team to ensure that our customers all over the country to provide a consistently high level of service our company is lead solder paste; lead-free solder paste; syringe solder paste; help paste; leaded solder paste manufacturers; manufacturers of lead-free solder paste; syringe solder paste manufacturers; paste to help manufacturers; Paste price; solder wire manufacturers; professional production and processing factories alloy composition ------ Sn42% Bi58% Melting Point ---------- the 138 ℃ tin the powder shape ------ spherical tensile strength ---- 60.4MPa Elongation --------- halogen content of 46% ---- 0.35wt% bronze mirror corrosion test ------- copper film thinning, without penetrating the corrosion of silver chromate test paper test ---- test strips change color residue dryness ------ - dry flux content ---------- 9 to 15 wt% (± 0.5) wt% melting point of the alloy Sn42/Bi58 138 ℃ Sn69.5/Bi30/Cu0.5 149 ~ 186 ℃ Sn82.5/Bi17 / Cu0.5 180 ~ 210 ℃ Sn95/Sb5 245 ℃ Sn95/Sb5/Ni 260 ℃ efficient, professional distribution in the country more than a skilled, experienced and efficient professional technicians and engineers, in-depth various industries to help solve customer site industry issues, and establish long-term cooperative relationship. Rigorous selection of suppliers of raw materials and a high degree of support, plus the innovation SOLCHEM the SOLCHEM to get recognized by many customers. Product advantages: the SnAgCu Series: thixotropic, does not collapse, low voiding rate of residual transparent. SnBiAg products: joints and full, without black bars, moisture and strong. Series SnBi: bright spot and full black edges. Sn95Sb5: high electrical performance residues and transparent. Business philosophy: rigorous, pragmatic, lapping, innovation