The battery-powered 20" walk-behind scrubber drier is a perfect fit for shopping mall,school,retail and so on. The easy to operate auto-scrubber provides practical cleaning performance of 2250㎡/hour. The A-5B Classic features (2) 12V, 100 Ah AGM batteries
The rework system have to heat a very narrow area on the board. DH-200 BGA rework station can be it exactly and easy. It is with very advanced technical know-how. Also as for the newest high density board, the parts of a fine lead pitch and chip size part
ASTM A307 specification covers the chemical and mechanical requirements for three grades (Grades A, B, and C) of carbon steel bolts, studs, threaded rods with minimum tensile requirement of 60 ksi. However Grade C has been replaced by ASTM F1554 Grade 36