We have e-commerce [login to view URL]
In this page you can see that the product has attribute - weight.
So we have two product's types:
1. Bagged in 15 kg.
2. On the pallet (975kg)
Now you can give a different delivery rate to different products. In our case we need to give a different delivery rate to different TYPES of products.
Of cource, after solutin we have to safe other delivery's features like zones etc.