美国采购需求：石墨、玻璃块、沸石、滑石粉、电气石、海泡石纤维

I'm looking for detailed pricing information for the item we discussed. Could you please provide the cost per unit, along with any bulk pricing options you might have? Additionally, I'd like to know about the lead times for production and shipping, as well as any available discounts for larger orders. Your prompt response would be greatly appreciated, as it will help us in making a quick decision moving forward. Thanks!