RecordTypeUtil.cls

public with sharing class RecordTypeUtil {
    //Do not use this
    public static Id getRecordTypeIdWithoutCache(String objectName, String recordtypeName) {
        Map<String, Schema.SObjectType> sObjectTypeMap = Schema.getGlobalDescribe();
        Schema.SObjectType sotype = sObjectTypeMap.get(objectName);
        Map<String, Schema.RecordTypeInfo> recordTypeMap = sotype.getDescribe().getRecordTypeInfosByName();
        return recordTypeMap.get(recordTypeName).getRecordTypeId();    
    }
}