GB/T 41829-2022 in English
VALIDLivestock and poultry slaughtering and processing equipment—Pig dehairing equipment
- Issued on:2022-10-12
- Implemented on:2023-05-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$185.00
《GB/T 41829-2022畜禽屠宰加工设备 猪脱毛设备》由TC516(全国屠宰加工标准化技术委员会)归口,主管部门为农业农村部。
Introduction
Analysis of core parameters of the standard
GB/T41829-2022 makes specific provisions for the technical requirements of four types of pig depilatory equipment: the processing capacity of ordinary spiral roller depilatory machines must reach 300-600 heads/h, the no-load temperature rise limit is ≤30℃, and the load noise level is ≤80dB(A). The double indicators of depilation rate and leather damage rate together constitute the quality evaluation system. The standard requires that the depilation qualification rate of four types of equipment is ≥98%, and the leather damage is clearly defined as single damage of more than 10mm.
Technological evolution and standard update
| Innovation direction | Industry/3008 edition | 2022 new standard |
|---|---|---|
| Material specifications | General stainless steel materials | Adding zinc coating GB/T13912 |
| Hygiene indicators | Non-specific requirements for contact surfaces | Clearly define cleaning dead zones |
Analysis of key technological innovation points
New>Bracket-type two-roller depilatory machine has been improved through process, and the recommended hardness of the depilatory plate rubber parts has reached the best effect range: the special formula makes the Shore hardness reach 78±3, achieving a balance between depilatory effect and skin protection performance. Industrial production tests show that this design reduces electricity costs by 15%.
Quality control system construction
According to GB/T13306, the equipment nameplate is mandatory to mark the protection level and environmental parameters, and is required to be equipped with an exposed stabilizing device with IP65 protection. The hydraulic system strictly follows the GB/T3766 specification, and the standard test curve of the displacement sensor shows that the manufacturing accuracy of my country's slaughtering equipment meets the EU HAMONIC grade C requirements.
Operation and maintenance practice recommendations
- The dynamic balance of the depilatory roller should be tested every month. When the radial runout is less than 0.3mm, the transmission system is considered to be up to standard.
- The lubrication cycle should not exceed 300 working hours. It is recommended to use NLGI grade 2 grease.

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