... pulp, 15% broad-leaved wood pulp and 15% European waste paper. Black paper packaging:Equipment specifications:1) Bulk density: 80-400gsm (made ... pulp, 40% broad-leaved wood pulp and 10% Europeanwaste paper 2) PH degree: cold extraction test in TNO (independent ... , 230gsm,250gsm, 280gsm, 300gsm, 350gsm, 400gsm Inner packing: Kraft paper with filter film 80g-120g, 250pcs/pack150g-230g, 125pcs/pack250g ...