... of PVC, Polystyrene, leather, fabric, metal, wood and paper, etc. WK-870EYellow viscous liquid300-500Moderate tack timeAdhesion of PVC, Polystyrene, ... PVC, Polystyrene, leather, fabric, metal, wood and paper, etc WK-870-7Yellow viscous liquid50-150Long tack timeSuitable for all ... kinds of foam, cloth, leather, paper, the material such as wood adhesives.WK-873Yellow viscous liquid120-180Long tack time, ...