polypropylene granule close-up background texture. plastic resin ( masterbatch).grey chemical granules for industrial plastic production - 花粉粒 個照片及圖片檔塑膠, 發泡膠, 彩色影像
recycled plastic resin granules being processed through an industrial hopper for injection molding production - 花粉粒 個照片及圖片檔塑膠, 生產線, 工業
close-up foam beads or polystyrene balls red color texture as background. - 花粉粒 個照片及圖片檔塑膠, 背景 - 主題, 紫色
