1.1 This specification covers commercial pulping and waterpress assemblies intended for grinding of food scraps, paper, cardboard, and disposable plastic food-service ware.1.2 The values as stated in inch-pound units are to be regarded as the st This specification establishes the material, design, and performance requirements pertinent to the construction of commercial pulping and waterpress assemblies that are intended for grinding food scraps, paper, cardboard, and disposable plastic food-se