750ml Biodegradable Pulp Salad Bowl

A: Pulp molding primarily utilizes two distinct manufacturing processes-wet pressing and dry pressing-each optimized for specific product requirements.
Wet pressing is the preferred method for high-precision components such as electronic trays and medical packaging. This process involves forming the pulp under high-pressure hydration, followed by precision hot-press drying, which yields an ultra-smooth surface finish (Ra ≤1.6μm) and dimensional accuracy within ±0.3mm. The enhanced structural density makes it ideal for applications requiring exacting tolerances.
Conversely, dry pressing employs pre-dried pulp fibers in a rapid compression molding cycle (typically 15-30 seconds), making it 40% more energy-efficient and ideal for high-volume products like shoe tree. While surface texture is slightly coarser (Ra 3.2-6.3μm), the process reduces per-unit costs by approximately 25% compared to wet pressing.
Key technical distinctions:
- Tooling complexity: Wet press molds require hardened steel surfaces
- Production speed: Dry press achieves 3-5x faster cycle times
- Material utilization: Wet pressing retains 92-95% fiber integrity vs 85-88% in dry pressing

A: Our molded pulp products are carefully engineered to provide reliable structural support while maintaining optimal material efficiency. Through intelligent design features including strategic rib reinforcement and honeycomb matrix patterns, we achieve substantial load-bearing capabilities that meet diverse packaging needs. Standard products with wall thickness of 1.2-2mm typically support 5-8kg, while our reinforced versions (2-3mm thickness with enhanced structural designs) can bear up to 15kg without deformation. We conduct thorough quality testing on all products to ensure consistent performance under typical storage and transportation conditions. The natural resilience of our high-quality pulp materials allows for excellent shape retention, with minimal permanent deformation after prolonged loading. For applications requiring specialized performance, we offer custom solutions featuring optimized geometric designs that maximize strength-to-weight ratios. Detailed load-bearing test data is available for specific product configurations to help customers make informed selection decisions. Our solutions have been successfully implemented across various industries where both strength and sustainability are paramount.