apply to most iron castings and some steel castings.
high cost of patterns.
the general casting tolerance is +/- 1/32" to 1/16" per inch. The surface roughness is 250 rms to 500 rms.
@ minimum order quantity: 18,000 kgs or 20 ft container load to get
the most competitive price.
@ pattern making time: 60 to 90 days
@ sample making time: 15 to 30 days
@ the first production delivery time: 60 to 90 days
@ maximum production per month: 1,000 tons.